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GenomeNet Release Notes

May 30, 2024
  • Virus-Host DB version 224 is released (based on RefSeq 224 and GenBank 260.0).
May 27, 2024
  • KOfam version 2024-05-01 is released (based on KEGG release 110.0).
Apr 26, 2024
  • KOfam version 2024-04-01 is released (based on KEGG release 110.0).
Mar 26, 2024
  • Virus-Host DB version 223 is released (based on RefSeq 223 and GenBank 259.0).
Mar 26, 2024
  • KOfam version 2024-03-01 is released (based on KEGG release 109.0).
Feb 28, 2024
  • KOfam version 2024-02-01 is released (based on KEGG release 109.0).
Jan 30, 2024
  • Virus-Host DB version 222 is released (based on RefSeq 222 and GenBank 259.0).
Jan 26, 2024
  • KOfam version 2024-01-01 is released (based on KEGG release 109.0).
Dec 30, 2023
  • KOfam version 2023-12-01 is released (based on KEGG release 108.0).
Dec 20, 2023
  • Virus-Host DB version 221 is released (based on RefSeq 221 and GenBank 258.0).
Nov 27, 2023
  • KOfam version 2023-11-01 is released (based on KEGG release 108.0).
Oct 25, 2023
  • KOfam version 2023-10-02 is released (based on KEGG release 108.0).
Oct 11, 2023
  • Virus-Host DB version 220 is released (based on RefSeq 220 and GenBank 257.0).
Oct 3, 2023
  • KOfam version 2023-09-07 is released (based on KEGG release 107.0).
Sep 6, 2023
  • KOfam version 2023-08-01 is released (based on KEGG release 107.0).
July 25, 2023
  • Virus-Host DB version 219 is released (based on RefSeq 219 and GenBank 256.0).
Jul 11, 2023
  • KOfam version 2023-06-07 is released (based on KEGG release 106.0).
May 24, 2023
  • Virus-Host DB version 218 is released (based on RefSeq 218 and GenBank 255.0).
Apr 26, 2023
  • KOfam version 2023-04-01 is released (based on KEGG release 106.0).
April 3, 2023
  • VipTree version 3.5 is released (based on Virus-HostDB 217).
Mar 30, 2023
  • KOfam version 2023-03-02 is released (based on KEGG release 105.0).
Mar 24, 2023
  • Virus-Host DB version 217 is released (based on RefSeq 217 and GenBank 254.0).
Mar 3, 2023
  • KOfam version 2023-02-01 is released (based on KEGG release 105.0).
Feb 13, 2023
  • VipTree version 3.4 is released (based on Virus-HostDB 216).
  • DiGAlign version 1.4 is released (based on Virus-HostDB 216).
Feb 3, 2023
  • Virus-Host DB version 216 is released (based on RefSeq 216 and GenBank 253.0).
Jan 30, 2023
  • KOfam version 2023-01-01 is released (based on KEGG release 105.0).
Dec 31, 2022
  • KOfam version 2022-12-01 is released (based on KEGG release 104.0).
Dec 9, 2022
  • VipTree version 3.3 is released (based on Virus-HostDB 215).
  • DiGAlign version 1.3 is released (based on Virus-HostDB 215).
Dec 8, 2022 Dec 2, 2022
  • KOfam version 2022-11-01 is released (based on KEGG release 104.0).
Nov 30, 2022
  • Virus-Host DB version 215 is released (based on RefSeq 215 and GenBank 252.0).
Nov 11, 2022
  • VipTree version 3.2 is released (based on Virus-HostDB 214).
  • DiGAlign version 1.2 is released (based on Virus-HostDB 214).
Oct 31, 2022
  • KOfam version 2022-10-02 is released (based on KEGG release 104.0).
Oct 4, 2022
  • Virus-Host DB version 214 is released (based on RefSeq 214 and GenBank 251.0).
Sep 30, 2022
  • KOfam version 2022-09-01 is released (based on KEGG release 103.0).
Aug 29, 2022
  • KOfam version 2022-08-01 is released (based on KEGG release 103.0).
Aug 23, 2022 Aug 18, 2022
  • Virus-Host DB version 213 is released (based on RefSeq 213 and GenBank 250.0).
Jul 1, 2022
  • KOfam version 2022-06-02 is released (based on KEGG release 102.0).
Jun 20, 2022
  • VipTree version 3.1 is released (based on Virus-HostDB 212).
  • DiGAlign version 1.1 is released (based on Virus-HostDB 212).
Jun 1, 2022
  • Virus-Host DB version 212 is released (based on RefSeq 212 and GenBank 249.0).
May 30, 2022
  • KOfam version 2022-05-01 is released (based on KEGG release 102.0).
Apr 29, 2022
  • KOfam version 2022-04-03 is released (based on KEGG release 102.0).
April 18, 2022
  • VipTree version 3.0 is released (based on Virus-HostDB 211).
  • DiGAlign version 1.0 is released (based on Virus-HostDB 211).
Mar 30, 2022
  • KOfam version 2022-03-01 is released (based on KEGG release 101.0).
Mar 29, 2022
  • Virus-Host DB version 211 is released (based on RefSeq 211 and GenBank 248.0).
Mar 14, 2022 Feb 28, 2022
  • KOfam version 2022-02-01 is released (based on KEGG release 101.0).
Feb 1, 2022
  • Virus-Host DB version 210 is released (based on RefSeq 210 and GenBank 247.0).
Jan 30, 2022
  • KOfam version 2022-01-03 is released (based on KEGG release 101.0).
Dec 28, 2021
  • KOfam version 2021-12-01 is released (based on KEGG release 100.0).
Dec 13, 2021
  • VipTree version 2.0 is released. "Only query" mode was launched.
Nov 30, 2021
  • Virus-Host DB version 209 is released (based on RefSeq 209 and GenBank 246.0).
Nov 26, 2021
  • KOfam version 2021-11-01 is released (based on KEGG release 100.0).
Oct 29, 2021
  • KOfam version 2021-10-03 is released (based on KEGG release 100.0).
Oct 7, 2021
  • Virus-Host DB version 208 is released (based on RefSeq 208 and GenBank 245.0).
Oct 4, 2021
  • VipTree version 1.9.1 is released.
Oct 1, 2021
  • KOfam version 2021-09-05 is released (based on KEGG release 99.0).
Aug 27, 2021
  • KOfam version 2021-08-01 is released (based on KEGG release 99.0).
Aug 12, 2021
  • Virus-Host DB version 207 is released (based on RefSeq 207 and GenBank 244.0).
Jul 28, 2021
  • KOfam version 2021-07-05 is released (based on KEGG release 99.0).
Jul 6, 2021
  • KOfam version 2021-06-01 is released (based on KEGG release 98.0).
Jun 1, 2021
  • Virus-Host DB version 206 is released (based on RefSeq 206 and GenBank 242.0).
May 28, 2021
  • KOfam version 2021-05-02 is released (based on KEGG release 98.0).
May 1, 2021 Apr 26, 2021
  • KOfam version 2021-04-01 is released (based on KEGG release 98.0).
Mar 25, 2021
  • KOfam version 2021-03-01 is released (based on KEGG release 97.0).
Mar 23, 2021
  • Virus-Host DB version 205 is released (based on RefSeq 205 and GenBank 242.0).
Feb 24, 2021
  • KOfam version 2021-02-04 is released (based on KEGG release 97.0).
Jan 25, 2021
  • KOfam version 2021-01-04 is released (based on KEGG release 97.0).
Jan 19, 2021
  • Virus-Host DB version 204 is released (based on RefSeq 204 and GenBank 241.0).
Dec 23, 2020
  • KOfam version 2020-12-08 is released (based on KEGG release 96.0).
Nov 25, 2020
  • KOfam version 2020-11-03 is released (based on KEGG release 96.0).
Nov 19, 2020
  • Virus-Host DB version 203 is released (based on RefSeq 203 and GenBank 240.0).
Oct 21, 2020
  • KOfam version 2020-10-04 is released (based on KEGG release 96.0).
Sep 30, 2020
  • Virus-Host DB version 202 is released (based on RefSeq 202 and GenBank 239.0).
Sep 23, 2020
  • KOfam version 2020-09-06 is released (based on KEGG release 95.0).
Aug 24, 2020
  • KOfam version 2020-08-04 is released (based on KEGG release 95.0).
Aug 3, 2020
  • Virus-Host DB version 201 is released (based on RefSeq 201 and GenBank 238.0).
July 27, 2020
  • KOfam version 2020-07-01 is released (based on KEGG release 95.0).
June 24, 2020
  • KOfam version 2020-06-07 is released (based on KEGG release 94.0).
May 27, 2020
  • KOfam version 2020-05-10 is released (based on KEGG release 94.0).
May 22, 2020
  • Virus-Host DB version 200 is released (based on RefSeq 200 and GenBank 237.0).
May 8, 2020
  • KOfam version 2020-04-02 is released (based on KEGG release 94.0).
March 19, 2020
  • Virus-Host DB version 99 is released (based on RefSeq 99 and GenBank 236.0).
  • KOfam version 2020-03-02 is released (based on KEGG release 93.0).
February 19, 2020
  • KOfam version 2020-02-02 is released (based on KEGG release 93.0).
January 24, 2020
  • Virus-Host DB version 98 is released (based on RefSeq 98 and GenBank 235.0).
January 20, 2020
  • KOfam version 2020-01-06 is released (based on KEGG release 93.0).
October 15, 2019
  • KOfam version 2019-12-02 is released (based on KEGG release 92.0).
October 2, 2019
  • Virus-Host DB version 96 is released (based on RefSeq 96 and GenBank 233.0).
September 12, 2019
  • KOfam version 2019-09-09 is released (based on KEGG release 91.0).
August 19, 2019
  • KOfam version 2019-08-10 is released (based on KEGG release 91.0).
August 16, 2019
  • Virus-Host DB version 95 is released (based on RefSeq 95 and GenBank 232.0).
July 3, 2019
  • KOfam version 2019-07-03 is released (based on KEGG release 91.0).
July 1, 2019 May 30, 2019
  • Virus-Host DB version 94 is released (based on RefSeq 94 and GenBank 231.0).
May 13, 2019
  • KOfam version 2019-05-10 is released (based on KEGG release 90.1).
April 22, 2019 April 6, 2019
  • KOfam version 2019-04-06 is released (based on KEGG release 90.0).
April 3, 2019
  • Virus-Host DB version 93 is released (based on RefSeq 93 and GenBank 230.0).
April 1, 2019 March 23, 2019
  • KofamKOALA : a new tool for gene annotation and KEGG mapping has been released.
March 1, 2019
  • MAPLE service is discontinued at the end of February, 2019.
February 28, 2019
  • KEGG OC is updated (28 February version). 5,614 organisms (123 additional organisms from the previous release on 29 October 2018) are included with more domain common clusters.
February 15, 2019 January 28, 2019
  • Virus-Host DB version 92 is released (based on RefSeq 92 and GenBank 229.0).
January 1, 2019 December 10, 2018
  • Virus-Host DB version 91 is released (based on RefSeq 91 and GenBank 228.0).
October 29, 2018
  • KEGG OC is updated (29 October version). 5,491 organisms (543 additional organisms from the previous release on 10 October 2017) are included with more domain common clusters.
October 3, 2018
  • Virus-Host DB version 90 is released (based on RefSeq 90 and GenBank 227.0).
October 1, 2018 August 8, 2018
  • Virus-Host DB version 89 is released (based on RefSeq 89 and GenBank 226.0).
July 1, 2018 June 6, 2018
  • Virus-Host DB version 88 is released (based on RefSeq 88 and GenBank 225.0).
April 4, 2018
  • Virus-Host DB version 87 is released (based on RefSeq 87 and GenBank 224.0).
April 1, 2018 January 23, 2018
  • Virus-Host DB version 86 is released (based on RefSeq 86 and GenBank 223.0).
January 1, 2018 November 28, 2017
  • Virus-Host DB version 85 is released (based on RefSeq 85 and GenBank 222.0).
November 8, 2017 October 11, 2017
  • Virus-Host DB version 84 is released (based on RefSeq 84 and GenBank 221.0).
October 10, 2017
  • KEGG OC is updated (10 October version). 4,948 organisms (231 additional organisms from the previous release on 5 June) are included with more domain common clusters.
October 1, 2017 July 31, 2017
  • Virus-Host DB is updated (based on RefSeq 83 and GenBank 220.0).
July 1, 2017 June 5, 2017
  • Virus-Host DB is updated (based on RefSeq 82 and GenBank 219.0).
  • KEGG OC is updated (5 June version). 4,717 organisms (316 additional organisms from the previous release on 24 November) are included with more domain common clusters.
April 1, 2017 March 1, 2017
  • ViPTree : a new tool to generate viral proteomic tree has been released.
January 1, 2017 December 1, 2016 November 24, 2016
  • KEGG OC is updated (24 June version). 4,401 organisms (124 additional organisms from the previous release on 8 August) are included with more domain common clusters.
October 1, 2016 August 8, 2016
  • KEGG OC is updated (8 August version). 4,277 organisms (87 additional organisms from the previous release on 17 June) are included with more domain common clusters.
July 1, 2016
  • Virus-Host DB based on RefSeq release 75 now includes genomes listed in EBI Genomes. FTP download is also available.
  • KEGG OC is updated (17 June version). 4,190 organisms (130 additional organisms from the previous release on 16 January) are included with more domain common clusters.
  • KEGG release 79.0 including a suppression of non-main type reactant pairs in the RPAIR database. (see KEGG release notes)
April 21, 2016 April 1, 2016
  • KEGG release 78.0 including an update tool of drug interaction checker. (see KEGG release notes)
February 1, 2016
  • KEGG release 77.1 including new link and conv operation in KEGG API. (see KEGG release notes)
January 16, 2016
  • KEGG OC is updated (16 January version). 4,060 organisms (157 additional organisms from the previous release on 13 August) are included with more domain common clusters.
January 1, 2016
  • KEGG release 77.0 including KEGG GENES addendum for KO annotation. (see KEGG release notes)
December 5, 2015
  • Virus-Host DB, a new database for virus-host information, is released.
  • E-zyme is updated for a new algorithm to assign possible ortholog IDs and genes to a substrate-product pair.
November 20, 2015
  • MAPLE 2.1 is released for several new features including significance value Q.
October 20, 2015
  • New tools RAxML and FastTree are now available for phylogenetic analysis.
October 1, 2015
  • KEGG release 76.0 including a mapping operation, named "Join Brite Table." (see KEGG release notes)
September 1, 2015
  • KEGG release 75.1 including a use of ProteinIDs instead of NCBI GIs. (see KEGG release notes)
August 13, 2015
  • KEGG OC is updated (13 August version). 3,903 organisms (67 additional organisms from the previous release on 23 June) are included with more domain common clusters.
July 1, 2015
  • KEGG release 75.0 including a new category in KEGG GENES called Addendum for publication-based collection of functionally characterized genes. (see KEGG release notes)
June 23, 2015
  • KEGG OC is updated (23 June version). 3,836 organisms (353 additional organisms from the previous release on 19 March) are included with more domain common clusters.
May 25, 2015 April 3, 2015
  • KEGG release 74.0 including GhostKOALA for metagenome annotation and Pathgen Checker (see KEGG release notes)
  • KAAS is updated and now allows GHOSTX and GHOSTZ for homology search engine instead of BLAST for larger dataset.
  • KEGG OC is updated (19 March version). 3,487 organisms (389 additional organisms from the previous release on 31 July) are included with more domain common clusters.
March 3, 2015 February 1, 2015 January 1, 2015 December 11, 2014
  • NCBI-CDD (Conserved Dmain Database) is now available for MOTIF and DBGET search.
December 1, 2014 October 9, 2014
  • Download service of all PATHWAY and BRITE files for KAAS are discontinued.
October 1, 2014 September 1, 2014 August 1, 2014 July 1, 2014 June 1, 2014 April 28, 2014
  • KEGG OC is updated (28 April version). 3,000 organisms (36 additional organisms from the previous release on 13 March) are included.
  • EGassembler is moved to ICR from HGC.
April 17, 2014
  • E-zyme is updated for assigning possible ortholog IDs to a substrate-product pair.
  • KEGG OC is updated (13 March version). 2,964 organisms (79 additional organisms from the previous release on 2 December) are included.
  • DBGET and MOTIF services for the following databases are discontinued.
  • KEGG release 70.0 on April 1 (see KEGG release notes)
January 1, 2014
  • KEGG release 69.0 (see KEGG release notes)
  • A new software MAPLE is released for evaluating metabolic and physiological potential of genome / metagenome.
  • DINIES is updated. Now the server allows chemical structure or protein / chemical ID as a query.
December 2, 2013
  • KEGG OC is updated. 2,885 organisms (168 additional organisms from the previous release on 6 August) are included.
  • API interface for LinkDB is officially available.
  • DBGET and MOTIF services for the following databases will be discontinued early next year.
October 1, 2013 August 6, 2013
  • KEGG OC is updated. 2,717 organisms (261 additional organisms from the previous release on 19 March) are included.
July 1, 2013
  • KEGG release 67.0 (see KEGG release notes)
  • Metagenome section now includes HMP data and contains 716 samples with KAAS annotations in total.
April 1, 2013
  • KEGG release 66.0 (see KEGG release notes)
  • Two links for show_pathway programs are merged into "", and "" is no longer available.
March 7, 2013
  • A new interface for selecting databases is introduced for the LinkDB data download. Click a database name on the database diagram!
  • A new software DINIES is released for inference of drug-target interaction networks.
January 1, 2013 December 3, 2012
  • GenomeNet FTP page is released. DBGET package, SIMCOMP/SUBCOMP source codes, Reaction Ontology, etc. are now available for download.
  • KEGG OC is updated. 2,307 organisms (195 additional organisms from the previous release) are included and pi charts for taxonomic distribution of each cluster is available.
October 1, 2012 September 1, 2012
  • LinkDB Search page is updated. RDF format is now available for equivalent download options. In addition, REST-like API for accessing LinkDB and a list of URI prefixes used in the DBGET/LinkDB system are also available.
  • Search Sequence Database in the MOTIF search page now supports organism specific sequence database search.
  • E-zyme now supports related RCLASS search from the alignment result.
July 1, 2012 April 1, 2012 January 1, 2012 December 19, 2011
  • The KEGG website at has become the primary site of the KEGG database developed by Kanehisa Laboratories. The GenomeNet website at operated by Kyoto University Bioinformatics Center will continue to mirror the KEGG database and provide additional KEGG-based analysis services.
October 1, 2011
  • In KEGG release 60.0:
    (1) KEGG Mapper now includes mapping tools for KEGG MODULE in addition to KEGG PATHWAY and KEGG BRITE.
    (2) A preliminary version of 3D map viewer is released. The tool is WebGL based and runs on Firefox and Chrome browsers.
July 1, 2011
  • In KEGG release 59.0:
    (1) KEGG FTP subscription is introduced.
    (2) The Color Pathway tool of KEGG Mapper now accepts numerical data, which can displayed by gradation and optionally by 3D representation as well.
  • PathSearch, a similar reaction path search server, is released.
  • A new version of PathComp, a possible reaction path computation server, is released.
June 1, 2011 April 1, 2011
  • In KEGG release 58.0:
    (1) KEGG pathway maps indicating disease genes and drug targets are now treated as a special class of organism specific pathways with the organism code "hsadd".
    (2) This extension is also applied to organism specific BRITE hierarchies.
    (3) In a similar way, extended versions of ATC and other drug classification systems with target and metabolizing enzyme information are made available.
    (4) Combined pathway maps for organism groups such as for mammals can be examined from the KEGG organisms page.
    (5) In all KEGG pathway maps, chemical structures of small molecules are displayed in the mouse-over pop-up window.
January 1, 2011
  • In KEGG release 57.0:
    (1) An enhanced version of KEGG MODULE is released containing computationally generated module maps, allowing KEGG module mapping similar to KEGG pathway mapping.
    (2) KEGG MEDICUS contains a collection of human pathway maps with known disease genes and drug targets marked in different colors, which can be used in the Search Pathway tool of KEGG Mapper.
December 1, 2010
  • Newly developed KEGG pathway maps for xenobiotics degradation have been released.
November 11, 2010
  • TRANSFAC has been removed from the DBGET and MOTIF services.
October 1, 2010
  • In KEGG release 56.0:
    (1) KEGG MEDICUS is introduced as an interface to KEGG pathway maps containing disease genes and drug targets,
    (2) Disease/drug mapping and user data mapping links are added to KEGG pathway maps,
    (3) KEGG pathway mapping capabilities are enhanced for the display of combined pathways, for example, for human and gut microbiome.
September 1, 2010
  • Enhanced operations of tab-delimited fields in the BRITE functional hierarchy file, including the JOIN operation interface in KEGG Mapper.
July 1, 2010
  • KEGG release 55.0 is a major update with the following new features:
    (1) A new database of reaction class, KEGG RCLASS, is released for the grouping of similar reactions on the KEGG pathway maps, based on the RDM patterns of main reactant pairs.
    (2) A drug extension (or extra) database, KEGG EDRUG, is released containing crude drugs and other plant natural products, distinguishing from the collection of approved drugs in KEGG DRUG.
    (3) KEGG PLANT is discontinued and merged into KEGG EDRUG.
    (4) An updated version of KEGG Atlas now handles the global maps with layer information such as pathway modules.
    (5) An updated version of show organism interface now handles dynamically generated maps for DGENES/EGENES/MGENES in a similar way as those for GENES.
May 1, 2010
  • The KGML+ (KGML+SVG) file for the global metabolism map is released at the ftp site.
April 1, 2010
  • KEGG release 54.0 expands the repertoire of KEGG organisms with the following features:
    (1) KEGG GENOME now contains metagenomes for environmental samples, together with the gene catalog KEGG MGENES.
    (2) Multiple strains may be combined to define a pangenome; more generally an organism group may be defined as any combination of KEGG organisms.
    (3) Organism specific pathway maps for draft genomes (DGENES), EST datasets (EGENES), and metagenomes (MGENES) are dynamically generated (no static maps are available at the ftp site).
    (4) Combined pathway maps may also be generated dynamically for pangenomes and organism groups based on the curated KO assignment for GENES.
  • The BioPAX version of KEGG pathway maps is no longer supported.
January 12, 2010
  • PathPred, a pathway prediction server, is released.
January 1, 2010
  • In KEGG release 53.0:
    (1) KEGG DISEASE database is available for download at the FTP site.
    (2) The KEGG Orthology system now contains the categories of both KEGG pathway maps and BRITE functional hierarchies.
    (3) Each KEGG entry is now displayed together with "All links" information, which is obtained from the GenomeNet LinkDB database.
December 1, 2009 October 1, 2009
  • KEGG release 52.0 contains the following features:
    (1) KEGG pathway maps can now be searched with various types of text information.
    (2) The XML version of KEGG pathway maps is made available at the FTP site in both the KGML and BioPAX formats.
    (3) KEGG OC (Ortholog Clusters) is made available at the FTP site, containing orotholog clusters computationally generated from the KEGG SSDB database.
July 1, 2009
  • KEGG release 51.0 completes the transition to the new version of the KEGG PATHWAY database
    (1) The image maps have been changed from GIF to PNG.
    (2) The ftp site now contains only the html and PNG files for each map, eliminating the auxiliary files that can be generated from the html file.
  • The read-only version of KEGG annotation tools, KOALA and GFIT, can now be viewed from the KO and GENES entry pages.
April 24, 2009 April 10, 2009
  • A new tool to generate a taxonomy tree from a set of NCBI taxonomy IDs is available.
  • REST based URLs are available for retrieving KEGG entries and pathway maps at the server (see document).
April 1, 2009
  • KEGG release 50.0 is a major update for the KEGG PATHWAY database:
    (1) A completely redesigned version of KEGG Atlas is released. It can handle all the existing KEGG pathway maps, in addition to the global metabolism map.
    (2) All the KEGG pathway maps have been redrawn with the KegSketch tool to make them compatible with KEGG Atlas. The global metabolism map is entirely new.
    (3) The zooming capability has been implemented in the traditional pathway map viewer using gif image maps.
    (4) A new category, Overview, is added to the Metabolism section of KEGG PATHWAY, and the overview map for cancer is now part of the Human Disease section. An overall picture may be captured by applying the zooming-out capability to these large maps.
  • Improved versions of SIMCOMP and SUBCOMP programs are avialble for chemical structure database search.
February 1, 2009
  • KEGG DGENES is reinstalled. It is a collection of draft genomes with automatic KAAS annotation.
January 1, 2009 October 1, 2008
  • KEGG release 48.0 contains a major upgrade of the KEGG PATHWAY database. In addition to the graphical pathway maps, the database now contains text-based pathway entries (such as this) for description of biological processes shown in the pathway map, lists of genes and molecules that constitute the pathway, and associated reference information.
  • The repertoire of category 3 databases (searchable databases on the web) has been expanded, especially for chemical information, in the DBGET retrieval system.
September 1, 2008
  • KEGG DGENES is merged into KEGG GENES.
July 1, 2008
  • KEGG release 47.0 includes a new version of KEGG Atlas viewer and the subcategorization of KEGG DRUG entries distinguishing mixtures, crude drugs, and TCM (Traditional Chinese Medicine) formulas.
  • A number of category 3 databases (searchable databases on the web) have been included in the DBGET retrieval system.
April 1, 2008
  • In KEGG release 46.0, the KEGG Atlas cancer map is released combining 14 existing cancer pathway maps.
  • The new GECS (gene expression to chemical structure) software is released. Currently this can be used for prediction of N-glycan structures from microarray gene expression profiles.
  • The other chemical analysis tools, SIMCOMP, KCaM, and e-zyme, have also been updated.
  • New version of LinkDB now displays summaries of all linked databases.
January 1, 2008
  • KEGG release 45.0 is a major update with the following new features:
    (1) KEGG Atlas for a new global map of metabolism
    (2) KEGG MODULE, a new database of pathway modules and molecular complexes
    (3) KEGG DISEASE, a new database of gene/molecule lists for selected diseases
    (4) KEGG COMPOUND page for pathway-based reorganization of biochemical compounds
  • The LinkDB search page now displays the list of linked databases and the number of links.
October 1, 2007
  • A new version of the Japanese top page with the preference setting for the use of Japanese language support tools and automatic forwarding of the GenomeNet top page.
  • In KEGG release 44.0:
    (1) the size of the EGENES database is significantly increased by incorporating both contigs and singletons and with the addition of 20 more plant species,
    (2) ENZYME entries now contain organism information manually taken from the original references, and
    (3) GENES entries are linked to PDB entries with the corresponding organism information.
July 7, 2007
  • KEGG top page renewal. Automatic forwarding of the GenomeNet top page is disabled.
July 1, 2007
  • GenomeNet site renewal. Top page is now automatically forwarded to either English or Japanese page based on your last visit.
  • New features of DBGET include: "All databases" search option and direct links to original sites.
  • KEGG release 43.0 features the implementation of Java Web Start for the KegTools.
April 1, 2007
  • KEGG release 42.0 features:
    (1) a new version of the hierarchical text file viewer such as this.
    (2) sequence information added to PK/NRP entries in the COMPOUND database such as this,
    (3) EXPRESSION database linked to KegArray, and
    (4) new directory organization of the KEGG FTP site.
February 21, 2007
  • In the DBGET system, the database name KO is now treated as abbreviation of the KEGG ORTHOLOGY database.
February 1, 2007
  • The KEGG KEGG top page is modified in release 41.1, introducing a new search box.
  • New software GENIES is released for prediction of gene networks by integrating heterogeneous data sets.
  • The current web browser-based service of the KEGG EXPRESSION database will end on March 31, 2007.
January 1, 2007 October 1, 2006
  • In KEGG release 40.0,
    (1) the BRITE database collection is expanded both for hierarchical text files and binary relation files,
    (2) an updated version of the RPAIR database is released, and
    (3) KEGG documentation pages are reorganized including the new page for KEGG identifiers.
July 1, 2006 June 1, 2006
  • As an extension of the KEGG pathway mapping, the mapping to BRITE hierarchies is implemented. It is an operation to combine two files: a binary relation file and a hierarchical text file.
  • Links to the ortholog group tables have been deleted in the pathway menu page, although the tables are still available (for the time being) from the links in the individual pathway maps.
  • The essence of the ortholog group tables is being incorporated into the new collection of KEGG pathway modules.
  • Additionally, in KEGG release 38.1, KEGG SSDB is separated from KEGG GENES.
April 1, 2006
  • In KEGG release 38.0, KEGG BRITE has been significantly enhanced;
    (1) it is now part of the DBGET system as a collection of hierarchical text files,
    (2) triangles are used to expand/collapse branches in the hierarchical text browser like this, and
    (3) BRITE files can also be viewed by the new desktop application KegHier.
    KegHier has features to handle tab-delimited fields, to create the user's own file list, to integrate personal files with KEGG and other internet resources, and to use Japanese language.
  • EGassembler for automatic generation of EST consensus contigs is officially released.
January 4, 2006
  • In KEGG release 37.0, automatic conversion of outside database identifiers is implemented. Gene/protein identifiers such as in NCBI RefSeq (Entrez Gene) and UniProt can now be directly used in KEGG GENES.
December 1, 2005
  • A new category of the KEGG PATHWAY database, Drug Development, consisting of KEGG DRUG structure maps is released in KEGG release 36.1.
  • Manually drawn glycan structures are included in the KEGG PATHWAY database to supplement computationally generated Composite Structure Map (CSM).
October 1, 2005
  • KEGG release 36.0 includes:
    (1) preliminary release of KEGG DRUG for drug information, and
    (2) update of KEGG REACTION with the RPAIR database now containing structural transformation (RDM) patterns.
September 1, 2005
  • KEGG release 35.1 is a minor revision of its top page.
July 22, 2005
  • A new version of KegDraw is released with an enhanced user interface and the PubChem structure search.
July 1, 2005
  • In KEGG release 35.0, BRITE is enhanced with:
    (1) KEGG automatic annotation server, named KAAS, to assist annotation (KO assignment) and KEGG pathway mapping of newly determined genomes, and
    (2) cross-reference lists between KEGG and outside databases.
June 1, 2005
  • KEGG API 4.0 is released providing, among others, methods for KEGG LIGAND.
May 16, 2005
  • KegDraw for drowing chemical compound and glycan structures is released.
April 25, 2005
  • A new interface for glycome informatics, KEGG GLYCAN, is introduced.
  • The server-side redirection from "" to "" is terminated for blast, fasta, motif, and clustalw services.
April 1, 2005
  • A renewal is given to the entire GenomeNet pages.
  • KEGG release 34.0 contains the following features:
    (1) new interfaces to the KEGG system in the KEGG2 (table of contents) page,
    (2) organism-specific views of KEGG, such as for human and E. coli,
    (3) KEGG pathways linked to many different outside databases, such as NCBI Entrez and UniProt,
    (3) customization of KEGG organism menu (Cookie must be enabled in your browser),
    (4) automatic annotation and pathway mapping of draft genomes (DGENES) and EST consensus contigs (EGENES), which significantly increased the number of KEGG Organisms,
    (5) KEGG BRITE officially introduced as the fourth component of KEGG, and
    (6) new BRITE features including classifications of drugs and compounds.
  • New interfaces are introduced to DBGET and LinkDB searches.
  • New interfaces are introduced to BLAST and FASTA searches.
  • New multiple alignment programs MAFFT and PRRN are available in addition to CLUSTALW.
January 4, 2005 December 7, 2004
  • An updated version of KegArray for microarray data analysis is released for both Mac OS X and Windows XP.
October 1, 2004
  • KEGG release 32.0 is a major update for the LIGAND database containing:
    (1) the Oracle version of LIGAND replacing the ISIS version,
    (2) new programs SIMCOMP and SUBCOMP for database searching of similar compound structures,
    (3) an updated version of KCaM for database searching of similar glycan structures,
    (4) a new program e-zyme to predict reactions between given compound pairs with assignments of possible EC numbers, and
    (5) the new database named RPAIR for the reactant pairs that constitute enzymatic reactions with information about atomic alignments.
September 11, 2004 September 1, 2004 August 20, 2004
  • The performance of the gene cluster search program in the KEGG SSDB database has been improved dramatically. By clicking on the "Gene cluster" button on a GENES entry such as this, conserved gene clusters (sets of orthologous genes that are adjacent on the chromosome) are displayed either in a tabular form, which is similar to the KEGG ortholog group table, or in a graphical form, which is suitable for distinguishing gene functional categories by the coloring.
August 19, 2004
  • The Web addresses in the older form of "" are automatically redirected to "".
July 30, 2004
  • A new version of the bget program is now used to display DBGET entries of all components of the KEGG GENES database (GENES, GENOME, and KO) and the KEGG LIGAND database (COMPOUND, GLYCAN, REACTION, and ENZYME), together with brief help files.
July 26, 2004
  • A new metablic pathway category, "Biosynthesis of Polyketides and Nonribosomal Peptides", is added to the hierarchy of the KEGG pathways and the KO.
July 5, 2004
  • New features of KEGG release 31.0:
    (1) A new display format is being introduced to the DBGET entries of the KEGG databases, starting with the GENES database such as this.
    (2) The interface for the GENES database is updated.
    (3) The separate interface for the SSDB database is re-installed.
May 10, 2004
  • The hierarchy of the KEGG pathways and the KO has been slightly modified, "Glycan Biosynthesis and Metabolism" replacing "Metabolism of Complex Carbohydrates" and "Metabolism of Complex Lipids".
April 16, 2004
  • The COMPOUND and GLYCAN entries now contain the KCF (KEGG Chemical Function) representation of the 2D coordinates and connection patterns. They are indicated in the ATOM/BOND lines and NODE/EDGE lines, respectively, in COMPOUND and GLYCAN.
April 1, 2004
  • New features of KEGG release 30.0:
    (1) KGML (KEGG Markup Language) is updated to version 0.4.
    (2) A preliminary version of KegArray, a Java application for microarray data analysis, is released for Mac OS X.
    (3) In response to popular demands, the KEGG pathways are linked again to human diseases genes in the OMIM database, such as like this.
  • The TRANSFAC database is no longer supported in GenomeNet because updated versions are not made publicly available.
January 1, 2004
  • KEGG release 29.0 contains the following new features:
    (1) new user interfaces including PATHWAY for both metabolic and regulatory pathways, GENES for GENES, GENOME, and SSDB queries, and LIGAND for the new LIGAND home page,
    (2) a new version of the KEGG genome map browser without using Java applet, and
    (3) an improvement (coloring of gene clusters) in the automatic generation of ortholog group tables.
October 1, 2003
  • The XML version (KGML v0.3) of KEGG regulatory pathways is now available in KEGG 28.0.
July 1, 2003
  • The GLYCAN database is released in KEGG 27.0 as a new effort to collect complex carbohydrate structures, some of which are linked to/from KEGG pathways such as this. The database size will grow rapidly for a while, since unique structures are being extracted from CarbBank. Both GLYCAN and CarbBank are now part of the DBGET system, and substructure searches can be made thourgh a Java-based interface. Try clicking on the structure image in an GLYCAN entry such as this.
April 16, 2003 April 1, 2003
  • A new service, KEGG API, is available in KEGG release 26.0. It is a SOAP interface suitable for automating access to and use of KEGG.
  • Other features in KEGG release 26.0 include:
    (1) KGML (KEGG Markup Language) version 0.2,
    (2) a new query interface for the SSDB database,
    (3) a new top page for the EXPRESSION database, and
    (4) a new popup menu to limit the number of organisms shown in the KEGG Table of Contents page.
January 1, 2003
  • KEGG release 25.0 is a major update containing:
    (1) the first release of KEGG pathways in XML together with the specification of KGML (KEGG Markup Language),
    (2) the official release of KO (KEGG Orthology), which consists of entries such as this,
    (3) links from KO to other resources, especially the results of computational clustering of the SSDB database such as this,
    (4) implementation of KO database as part of the DBGET system,
    (5) 'all organisms' pathways linked to KO such as this, and
    (6) new reference metabolic pathways linked to reaction data such as this.
October 7, 2002
  • A new version of AAindex is released with application programs and data submission form.
  • In KEGG release 24.0 the GENES and SSDB databases are operational on Oracle. SSDB now contains TIGRFAMs in addition to Pfam and Prosite.
July 1, 2002
  • KEGG release 23.0 comes with the DBGET search capability for the REACTION database.
June 1, 2002
  • A new version of LinkDB is released, allowing searches against the web of molecular biology databases for entries that are related to single, multiple, or all entries in a given database. The database versus database search capability is especially useful, for example, for mapping genes of a given organism against KEGG pathways.
May 15, 2002
  • New databases are released in the Genome Databses in Japan. One is a completely updated version of BSORF for the Bacillus subtilis genome and the other is SYORF for community annotaion of cyanobacterial genes.
April 1, 2002
  • New features of KEGG release 22.0:
    (1) The top category of "Human Diseases" is introduced in the hierarchy of KEGG pathways, as shown in the regulatory pathways section.
    (2) The top category of "Cellular Processes" is also being reorganized.
    (3) The hierarchy of KEGG pathways is now called KO (KEGG Orthology). The KO identifiers will be introduced shortly.
  • A new version of DBGET links diagram is available.
January 25, 2002
  • Starting in KEGG release 21.0, an emphasis of data collection efforts will be placed more on eukaryotic species.
  • In order to cope with an increasing number of bacterial and archaeal species, the ortholog group tables will be maintaned only for representative sets of organisms. Each table now contains a "select organism" link to computationally add or delete selected organisms.
December 10, 2001
  • The new LIGAND database is released as KEGG release 20.1. It is a Chemscape version enabling substructure searches against COMPOUND and REACTION by installing Chime and ISIS/Draw.
December 1, 2001 October 16, 2001
  • The DBGET system now provides full text search for the DNA databases (GenBank and/or EMBL).
  • In KEGG release 20.0 the Java-based dendrogram viewer is implemented in both the Expression database and the SSDB database.
July 16, 2001
  • KEGG release 19.0 provides the following features:
    (1) The KEGG Expression Database contains an increasig amount of microarray gene expression profile data for Synechocystis PCC6803 and Bacillus subtilis, together with an enhanced version of KEGG expression browser.
    (2) The initial phase of SSEARCH computation for all pairwise genome comparisons has been completed in the SSDB Database. The result of cluster analysis can now be examined with a Java dendrogram viewer.
April 16, 2001
  • The GenomeNet service is now part of the official activities of the newly established Kyoto University Bioinformatics Center.
  • A new database named SSDB is implemented in KEGG release 18.0. It contains similarity scores of all gene pairs in the GENES database computed by SSEARCH at the amino acid sequence level. It also contains the information about best hits and double-best hits when two genomes are compared.
January 1, 2001
  • In KEGG release 17.0 the following features have been made available:
    (1) a hierarchy of organism groups in the KEGG menu page and associated DBGET search, and
    (2) a hierarchy of genes in the list of ortholog identifiers, which is used for automatic matching of genes in the genome and gene products in the pathway.
November 13, 2000
  • The database name GENOMES is changed to GENOME, which now represents both the information about individual organisms and the collection of Java genome maps.
October 14, 2000
  • KEGG release 16.0 provides enhancements in handling cell lineages and gene expression data:
    (1) The cell lineage of H.roretzi is now represented by a graphical image map, which is linked to actual pictures of early-stage embryo.
    (2) Different types of analysis tools for microarray expression data are being integrated into a single interface of KEGG expression database.
July 11, 2000 April 6, 2000
  • KEGG release 14.0 contains the following new features:
    (1) The ortholog IDs are introduced as an extension of the EC numbers for matching the pathway information with the genomic information, such as for automatic generation of organism-specific pathways.
    (2) As a result of this extension, KEGG metabolic pathways may now be represented by gene names (or ortholog IDs), such as shown in Biphenyl degradation.
  • The get_htext program to handle hierarchical text data, such as gene catalogs, has been upgraded. It now runs ten times faster and supports more options.
  • A composite database named MotifDic is defined for searching multiple motif libraries by the DBGET/LinkDB system.
  • The role of the BRITE database has been redefined. It now contains different types of binary relations, including generalized protein-protein interactions in KEGG and systematic experimental data by yeast two-hybrid systems, as well as sequence similarities, expression similarities, and chromosomal correlations between two genes.
January 1, 2000
  • KEGG release 13.0 contains the following new features:
    (1) Introduction of the GENOMES database for a collection of completely sequenced genomes.
    (2) Enhancements of the expression map browsers including the new expression clustering tool.
November 1, 1999
  • The GenomeNet servers for BLAST, FASTA, and MOTIF have all been upgraded. BLAST is now version 2.0 and MOTIF incorporates Pfam search and other capabilities.
  • To supplement the DBGET/LinkDB system, the full text search STAG is made publicly available.
October 15, 1999 September 1, 1999
  • A preliminary version of expression map browser is made available in KEGG release 11.1 for analyzing microarray gene expression data.
July 1, 1999
  • KEGG release 11.0 contains the following new features:
    (1) In addition to the row-wise extraction, the column-wise extraction of gene definitions is implemented in the ortholog group tables.
    (2) An entry in the GENES database can now be retrieved in the DBGET/LinkDB system either by the gene accession (such as b1882 or YAL041W) or by the primary gene name (such as cheY or CDC24).
  • New BodyMap server is available in the Genome Databases in Japan.
  • TSEG for prediction of membrane proteins is available in the Sequence Interpretation Tools.
June 7, 1999 April 1, 1999
  • A new version of genome map browser has been implemented in KEGG release 10.0. It now integrates both linear and circular chromosomes, and also incorporates plasmids and extra chromosomal elements.
January 16, 1999 January 4, 1999 October 1, 1998
  • KEGG release 8.0 contains a new classification of chemical compounds, which is still preliminary but which will be expanded in future releases.
  • Another new feature of this release is the capability to mark KEGG pathways by any combination of colors, which should be useful in coloring genes according to the expression profiles obtained by microarray or DNA chip experiments.
July 21, 1998
  • In KEGG release 7.1 the genome map browser has a new interface that runs much faster than the previous version.
  • The KEGG mirror server package (KEGG release 7.1 + DBGET/LinkDB version 1.9) has been release at the KEGG anonymous FTP site. The DBGET/LinkDB system (version 1.9) is also available at the GenomeNet anonymous FTP site.
July 1, 1998
  • KEGG release 7.0 has a new capability to compare two genome maps by a 'dot matrix' of similar genes. This can be used to identify clusters of genes that share sequence similarities.
  • The GENES amino acid sequences and the whole GENOME nucleotide sequences can now be searched by both FASTA and BLAST either from the KEGG table of contents page or the KEGG tools page.
May 11, 1998
  • KEGG release 6.1:
    (1) A new category of ortholog/paralog group tables is added to the KEGG pathway section.
    (2) A prediction tool is made available for gene function assignment by searching sequence similarities and by making use of the information of a functional unit in the ortholog/paralog tables.
    (3) Started providing a suite of genome map comparison tools, including the search for homologous gene clusters.
  • DBGET/LinkDB updates:
    (1) A new interface is implemented for the advanced mode of DBGET search.
    (2) BRITE can now be searched by DBGET.
  • A major update release of MOTIF that can be used to:
    (1) Search motif libraries of PROSITE patterns, PROSITE profiles, BLOCKS, ProDom, and PRINTS for proteins, or TRANSFAC for nucleic acids.
    (2) Search sequence databases for a given pattern.
    (3) Generate a user-defined profile from multiple sequence alignment data.
April 4, 1998
  • KEGG release 6.0 contains the following features.
    (1) Genome map search - A new capability to search genome maps for gene positions is released.
    (2) Pathway map search - The capabilities to search pathway maps for enzymes, compounds, and genes are combined in a single user interface under the WWW version, which is now consistent with the e-mail version.
    (3) In the result of path computation program PathComp, the user can now examine a series of compound structures to select plausible pathways.
January 23, 1998
  • In release 5.0, KEGG starts organizing molecular assemblies as a part of the regulatory pathway section. It also starts organizing different types of molecular catalogs, starting with CD molecules and cytokines in the immune system.
December 24, 1997 December 11, 1997 December 9, 1997
  • In KEGG release 4.1 the compound data has been fully integrated. A circle on the pathway diagram is now a clickable and searchable object.
  • The new PATHWAY mail server ( is made available. It performs the KEGG pathway search by EC numbers, compound numbers, and gene names.
October 18, 1997 October 3, 1997
  • KEGG release 4.0 has the following new search capabilities against the KEGG metabolic and regulatory pathways:
    (1) A set of gene names of a given organism can be used as a query to search matching names on the KEGG pathways.
    (2) A set of amino acid sequences can be used as a query to search similar sequences on the KEGG pathways, which will be especially useful in pathway reconstruction.
September 25, 1997 August 11, 1997 July 30, 1997 July 7, 1997 July 1, 1997
  • A new release of the GenomeNet WWW server is made available. There is now the Japanese home page that contains additional materials of the Monbusho Human Genome Program.
  • The DBGET/LinkDB system is better integrated and is accessible with the new DBGET links diagram. The KEGG gene catalogs may now be retrieved by DBGET as well.
  • The MOTIF server is completely rewritten. It launches RasMol for viewing 3D locations of found motifs. The server also accepts user-defined patterns to be searched against sequence databases.
June 23, 1997 June 2, 1997
  • A new version of LinkDB is released. As shown in the example, there are now three types of links: factual links, sequence similarity links, and biological links. The biological links represent partners for each molecule under biological conditions, which are being computerized in the KEGG project.
April 1, 1997
  • The Release 2.0 of KEGG is made available. The Internet version relies less on Java making it more widely available, while the CD version experiments a number of advanced features of Java and Javascript which may only be appreicated by Netscape 3.01 or later.
January 18, 1997 January 7, 1997 December 26, 1996 December 20, 1996
  • A new interface named IDEAS was implemented for quick access to DBGET, KEGG, and BLAST.
  • The GenomeNet anonymous FTP service has been upgraded.
  • The sequence data are made available by the JST large-scale human genome sequencing projects.
December 13, 1996
  • The Java option of KEGG is now fully implemented.
November 25, 1996 October 24, 1996
  • The release 1.0 of KEGG is now available.
    This is the first official release of the Internet version of KEGG (Kyoto Encyclopedia of Genes and Genomes), which is our project to make functional catalogs of living organisms and to link them with the gene catalogs obtained by genome sequencing projects. The CD version of KEGG is scheduled to be released in December 1996. Please see the on-line document for details.
September 12, 1996 July 30, 1996 June 6, 1996 May 25, 1996
  • Two helper applications can now be launched from the DBGET system:
    (1) RasMol for the data retrieved from PDB (see example) and
    (2) ISIS/Draw for the data retrieved from LIGAND (see example).
  • The new release of the LIGAND database consists of the ENZYME and COMPOUND sections.
May 7, 1996
  • The version 2 of DBGET was released.
    For the users under WWW, the new version includes the following capabilities :
    (1) It is now possible to search DNA or Protein sequence databases as a whole.
    (2) The PATHWAY database under KEGG is integrated in the DBGET system.
    (3) The distinction of bfind and bget modes is made as described in the new document.
    (4) A new DBGET links diagram is available, linking the DBGET and KEGG systems.
April 27, 1996
  • Announcements of genome related events in Japan can be read in English or in Japanese.
April 1, 1996
  • GENOTK Human cDNA Database by Otsuka GEN and HGC was released.
March 22, 1996 March 21, 1996 December 1, 1995 September 19, 1995
  • TFSEARCH for transcription factor binding site search became available under SIT.
  • A new tool was developed for handling hierarchical text data, as implemented for Enzyme EC number table.
August 18, 1995 August 9, 1995
  • TRANSFAC database became available in DBGET.
July 4, 1995 May 15, 1995
  • Daily updated GenBank became default GenBank in DBGET.
April 3, 1995 March 17, 1995 January 11, 1995
  • EPD database became available in DBGET and BLAST.
December 9, 1994
  • BLAST service was initiated under SIT.
December 1, 1994 November 26, 1994
  • LINKDB service was started as a part of DBGET. It is now possible to see all available crosslink information for each entry by clicking on the entry name.
July 1, 1994 June 25, 1994
  • MEDLINE reference links were included in DBGET.
June 10, 1994
  • The compound section of LIGAND database was implemented in DBGET for viewing of structural formula.
May 31, 1994 February 1, 1993
  • MOTIF service was added to the GenomeNet E-mail server.
September 1, 1992
  • GenomeNet E-mail server was launched with BLAST, FASTA, and DBGET services.
Kyoto University Bioinformatics Center