BLAST Search
BLAST
FASTA
KEGG2
Enter query sequence:
(in one of the three forms)
Sequence ID
(Example) mja:MJ_1041
Local file name
Sequence data
Select program and database:
BLASTP (prot query vs prot db)
BLASTX (nucl query vs prot db)
KEGG GENES
Eukaryotes
Prokaryotes
Viruses
Favorite
organism code or category
KEGG MGENES
Environmental
Organismal
Favorite
samples
Microbial Reference Genes
Ocean (OM-RGC)
Human gut (IGC)
nr-aa (GenBank, UniProt, RefSeq and PDBSTR)
Swiss-Prot
UniProt
RefSeq
PDBSTR
UniRef50
UniRef90
UniRef100
Virus-Host DB
Environmental Viral Genome (predicted proteins)
 
All
Aylward 2021 (PMID:34705818)
Gaia 2023 (PMID:37076623)
Backstrom 2019 (PMID:30837339)
Buscaglia 2024 (PMID:39178288)
Fang 2024 (doi:10.1101_2024.07.08.602415)
Liang 2024 (PMID:39039586)
Minch 2024 (doi:10.1101_2024.07.26.605358)
Monir 2020 (PMID:32249765)
Piedade 2024 (PMID:39448562)
Zhang 2024 (PMID:39312489)
Schulz 2020 (PMID:31968354)
Zayed 2022 (PMCID:PMC10990476)
Hou 2024 (PMID:39389057)
Roux 2016 (PMID:27654921)
Gregory 2019 (PMID:31031001)
IMGVR 2022 (PMCID:PMC9825611)
IMGVR 2023 (PMCID:PMC10767988)
Camarillo-Guerrero 2021 (PMCID:PMC7895897)
Gregory 2020 (PMCID:PMC7443397)
Sheam 2025 (PMCID:PMC12192438)
Graham 2024 (PMCID:PMC11222151)
Ma 2024 (PMID:38383853)
Wu 2024 (PMCID:PMC11310336)
Medvedeva 2026 (PMID:41315738)
Yutin 2024 (PMCID:PMC11253617)
Gaia 2025 (doi:10.1101_2024.03.23.586382)
BLASTN (nucl query vs nucl db)
TBLASTN (prot query vs nucl db)
KEGG GENES
Eukaryotes
Prokaryotes
Viruses
Favorite
organism code or category
KEGG MGENES
Environmental
Organismal
Favorite
samples
KEGG GENOME
Favorite
organism code or category
Microbial Reference Genes
Ocean (OM-RGC)
Human gut (IGC)
Ocean (MATOU)
nr-nt (GenBank, EMBL and RefSeq)
dbEST
dbGSS
HTGs
dbSTS
RefSeq
Ribosomal Databases
SILVA (SSU, 16S/18S)
SILVA (LSU, 23S/28S)
PR2 (Protist Reference)
RDP (Prokaryotic 16S)
RDP (Fungal 28S)
EPD
Virus-Host DB Genes
Genomes
Environmental Viral Genome
 
All
Aylward 2021 (PMID:34705818)
Gaia 2023 (PMID:37076623)
Backstrom 2019 (PMID:30837339)
Buscaglia 2024 (PMID:39178288)
Fang 2024 (doi:10.1101_2024.07.08.602415)
Liang 2024 (PMID:39039586)
Minch 2024 (doi:10.1101_2024.07.26.605358)
Monir 2020 (PMID:32249765)
Piedade 2024 (PMID:39448562)
Zhang 2024 (PMID:39312489)
Schulz 2020 (PMID:31968354)
Zayed 2022 (PMCID:PMC10990476)
Hou 2024 (PMID:39389057)
Roux 2016 (PMID:27654921)
Gregory 2019 (PMID:31031001)
IMGVR 2022 (PMCID:PMC9825611)
IMGVR 2023 (PMCID:PMC10767988)
Camarillo-Guerrero 2021 (PMCID:PMC7895897)
Gregory 2020 (PMCID:PMC7443397)
Sheam 2025 (PMCID:PMC12192438)
Graham 2024 (PMCID:PMC11222151)
Ma 2024 (PMID:38383853)
Wu 2024 (PMCID:PMC11310336)
Medvedeva 2026 (PMID:41315738)
Yutin 2024 (PMCID:PMC11253617)
Gaia 2025 (doi:10.1101_2024.03.23.586382)
Environmental Viral Genome (predicted CDS)
 
All
Aylward 2021 (PMID:34705818)
Gaia 2023 (PMID:37076623)
Backstrom 2019 (PMID:30837339)
Buscaglia 2024 (PMID:39178288)
Fang 2024 (doi:10.1101_2024.07.08.602415)
Liang 2024 (PMID:39039586)
Minch 2024 (doi:10.1101_2024.07.26.605358)
Monir 2020 (PMID:32249765)
Piedade 2024 (PMID:39448562)
Zhang 2024 (PMID:39312489)
Schulz 2020 (PMID:31968354)
Zayed 2022 (PMCID:PMC10990476)
Hou 2024 (PMID:39389057)
Roux 2016 (PMID:27654921)
Gregory 2019 (PMID:31031001)
IMGVR 2022 (PMCID:PMC9825611)
IMGVR 2023 (PMCID:PMC10767988)
Camarillo-Guerrero 2021 (PMCID:PMC7895897)
Gregory 2020 (PMCID:PMC7443397)
Sheam 2025 (PMCID:PMC12192438)
Graham 2024 (PMCID:PMC11222151)
Ma 2024 (PMID:38383853)
Wu 2024 (PMCID:PMC11310336)
Medvedeva 2026 (PMID:41315738)
Yutin 2024 (PMCID:PMC11253617)
Gaia 2025 (doi:10.1101_2024.03.23.586382)
Scoring matrix:
BLOSUM62
BLOSUM80
PAM30
PAM70
PAM250
(except for BLASTN)
Filter:
None
DUST in BLASTN, SEG in others
Output options:
Set the maximum number of database sequences to be reported:
Set the maximum number of alignments to be displayed:
Optional parameters:
(see
manual
for details)
E-value threshold
Alignment view:
Pairwise
master-slave with identities
master-slave without identities
flat master-slave with identities
flat master-slave without identities
Get ASN.1 for SeqAnnot
Get ASN.1 for the Blast Object
(except for BLASTX)
Additional options:
(delimited by whitespaces)
Feedback
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Kyoto University Bioinformatics Center