ID C1A3E6_RHOE4 Unreviewed; 519 AA.
AC C1A3E6;
DT 26-MAY-2009, integrated into UniProtKB/TrEMBL.
DT 26-MAY-2009, sequence version 1.
DT 27-MAR-2024, entry version 92.
DE RecName: Full=Bifunctional purine biosynthesis protein PurH {ECO:0000256|HAMAP-Rule:MF_00139};
DE Includes:
DE RecName: Full=Phosphoribosylaminoimidazolecarboxamide formyltransferase {ECO:0000256|HAMAP-Rule:MF_00139};
DE EC=2.1.2.3 {ECO:0000256|HAMAP-Rule:MF_00139};
DE AltName: Full=AICAR transformylase {ECO:0000256|HAMAP-Rule:MF_00139};
DE Includes:
DE RecName: Full=IMP cyclohydrolase {ECO:0000256|HAMAP-Rule:MF_00139};
DE EC=3.5.4.10 {ECO:0000256|HAMAP-Rule:MF_00139};
DE AltName: Full=ATIC {ECO:0000256|HAMAP-Rule:MF_00139};
DE AltName: Full=IMP synthase {ECO:0000256|HAMAP-Rule:MF_00139};
DE AltName: Full=Inosinicase {ECO:0000256|HAMAP-Rule:MF_00139};
GN Name=purH {ECO:0000256|HAMAP-Rule:MF_00139,
GN ECO:0000313|EMBL:BAH35131.1};
GN OrderedLocusNames=RER_44230 {ECO:0000313|EMBL:BAH35131.1};
OS Rhodococcus erythropolis (strain PR4 / NBRC 100887).
OC Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales; Nocardiaceae;
OC Rhodococcus; Rhodococcus erythropolis group.
OX NCBI_TaxID=234621 {ECO:0000313|EMBL:BAH35131.1, ECO:0000313|Proteomes:UP000002204};
RN [1] {ECO:0000313|Proteomes:UP000002204}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PR4 / NBRC 100887 {ECO:0000313|Proteomes:UP000002204};
RA Takarada H., Sekine M., Hosoyama A., Yamada R., Fujisawa T., Omata S.,
RA Shimizu A., Tsukatani N., Tanikawa S., Fujita N., Harayama S.;
RT "Comparison of the complete genome sequences of Rhodococcus erythropolis
RT PR4 and Rhodococcus opacus B4.";
RL Submitted (MAR-2005) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:BAH35131.1, ECO:0000313|Proteomes:UP000002204}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PR4 / NBRC 100887 {ECO:0000313|Proteomes:UP000002204};
RX PubMed=16423019; DOI=10.1111/j.1462-2920.2005.00899.x;
RA Sekine M., Tanikawa S., Omata S., Saito M., Fujisawa T., Tsukatani N.,
RA Tajima T., Sekigawa T., Kosugi H., Matsuo Y., Nishiko R., Imamura K.,
RA Ito M., Narita H., Tago S., Fujita N., Harayama S.;
RT "Sequence analysis of three plasmids harboured in Rhodococcus erythropolis
RT strain PR4.";
RL Environ. Microbiol. 8:334-346(2006).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(6R)-10-formyltetrahydrofolate + 5-amino-1-(5-phospho-beta-D-
CC ribosyl)imidazole-4-carboxamide = (6S)-5,6,7,8-tetrahydrofolate + 5-
CC formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide;
CC Xref=Rhea:RHEA:22192, ChEBI:CHEBI:57453, ChEBI:CHEBI:58467,
CC ChEBI:CHEBI:58475, ChEBI:CHEBI:195366; EC=2.1.2.3;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00139};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + IMP = 5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-
CC carboxamide; Xref=Rhea:RHEA:18445, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:58053, ChEBI:CHEBI:58467; EC=3.5.4.10;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00139};
CC -!- PATHWAY: Purine metabolism; IMP biosynthesis via de novo pathway; 5-
CC formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide from 5-amino-
CC 1-(5-phospho-D-ribosyl)imidazole-4-carboxamide (10-formyl THF route):
CC step 1/1. {ECO:0000256|ARBA:ARBA00004954, ECO:0000256|HAMAP-
CC Rule:MF_00139}.
CC -!- PATHWAY: Purine metabolism; IMP biosynthesis via de novo pathway; IMP
CC from 5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide: step
CC 1/1. {ECO:0000256|ARBA:ARBA00004844, ECO:0000256|HAMAP-Rule:MF_00139}.
CC -!- DOMAIN: The IMP cyclohydrolase activity resides in the N-terminal
CC region. {ECO:0000256|HAMAP-Rule:MF_00139}.
CC -!- SIMILARITY: Belongs to the PurH family. {ECO:0000256|ARBA:ARBA00007667,
CC ECO:0000256|HAMAP-Rule:MF_00139}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; AP008957; BAH35131.1; -; Genomic_DNA.
DR RefSeq; WP_020908644.1; NC_012490.1.
DR AlphaFoldDB; C1A3E6; -.
DR KEGG; rer:RER_44230; -.
DR PATRIC; fig|234621.6.peg.4972; -.
DR eggNOG; COG0138; Bacteria.
DR HOGENOM; CLU_016316_5_2_11; -.
DR UniPathway; UPA00074; UER00133.
DR Proteomes; UP000002204; Chromosome.
DR GO; GO:0003937; F:IMP cyclohydrolase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0004643; F:phosphoribosylaminoimidazolecarboxamide formyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006189; P:'de novo' IMP biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd01421; IMPCH; 1.
DR Gene3D; 3.40.140.20; -; 2.
DR Gene3D; 3.40.50.1380; Methylglyoxal synthase-like domain; 1.
DR HAMAP; MF_00139; PurH; 1.
DR InterPro; IPR024051; AICAR_Tfase_dup_dom_sf.
DR InterPro; IPR016193; Cytidine_deaminase-like.
DR InterPro; IPR011607; MGS-like_dom.
DR InterPro; IPR036914; MGS-like_dom_sf.
DR InterPro; IPR002695; PurH-like.
DR NCBIfam; TIGR00355; purH; 1.
DR PANTHER; PTHR11692:SF0; BIFUNCTIONAL PURINE BIOSYNTHESIS PROTEIN ATIC; 1.
DR PANTHER; PTHR11692; BIFUNCTIONAL PURINE BIOSYNTHESIS PROTEIN PURH; 1.
DR Pfam; PF01808; AICARFT_IMPCHas; 1.
DR Pfam; PF02142; MGS; 1.
DR PIRSF; PIRSF000414; AICARFT_IMPCHas; 1.
DR SMART; SM00798; AICARFT_IMPCHas; 1.
DR SMART; SM00851; MGS; 1.
DR SUPFAM; SSF53927; Cytidine deaminase-like; 1.
DR SUPFAM; SSF52335; Methylglyoxal synthase-like; 1.
DR PROSITE; PS51855; MGS; 1.
PE 3: Inferred from homology;
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_00139};
KW Multifunctional enzyme {ECO:0000256|ARBA:ARBA00023268, ECO:0000256|HAMAP-
KW Rule:MF_00139};
KW Purine biosynthesis {ECO:0000256|ARBA:ARBA00022755, ECO:0000256|HAMAP-
KW Rule:MF_00139};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00139}.
FT DOMAIN 1..149
FT /note="MGS-like"
FT /evidence="ECO:0000259|PROSITE:PS51855"
SQ SEQUENCE 519 AA; 54287 MW; 6331B4140BDA5328 CRC64;
MSERKAVRRA LVSVYDKSGL IELATGLHEA GVELVSTGST ASKIADAGIP VTPVEALTGF
PECLEGRVKT LHPRVHAGVL ADTRKPDHLA QLEELGIATF ELVVVNLYPF TETVASGASP
DECVEQIDIG GPSMVRAAAK NHPSVAVVVD PARYADVLTA VAGGGFTLRE RTVLAAQAFQ
HTASYDVAVA SWMTGTIAAD EDGSLFPAWV GATWNRSAVL RYGENPHQDA ALYENPAAPA
GLAQAEQLHG KEMSYNNYTD SDAAWRAAYD FTDPAVAIIK HANPCGIAIG TDIADAHRKA
HACDPVSAFG GVIAANREVT VELAEQIADI FTEVVIAPSY EDGAVEVLQR KKNIRVLKAA
APTATGIELR PISGGTLLQQ RDVLDADGDN PANWTLANGE AADAETLADL EFAWRASRSV
KSNAILLASG GASVGVGMGQ VNRVDAAHLA VQRAGDRVVG SVAASDAFFP FPDGLQVLLN
AGVKAVVQPG GSVRDNEVIA AAKEAGVTLY LTGARHFAH
//
