ID A0A0X1T5H2_PSEAA Unreviewed; 535 AA.
AC A0A0X1T5H2;
DT 13-APR-2016, integrated into UniProtKB/TrEMBL.
DT 13-APR-2016, sequence version 1.
DT 27-MAR-2024, entry version 37.
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:AMB87318.1};
GN ORFNames=AWM79_19270 {ECO:0000313|EMBL:AMB87318.1};
OS Pseudomonas agarici.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Pseudomonadales;
OC Pseudomonadaceae; Pseudomonas.
OX NCBI_TaxID=46677 {ECO:0000313|EMBL:AMB87318.1, ECO:0000313|Proteomes:UP000063229};
RN [1] {ECO:0000313|EMBL:AMB87318.1, ECO:0000313|Proteomes:UP000063229}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NCPPB 2472 {ECO:0000313|EMBL:AMB87318.1,
RC ECO:0000313|Proteomes:UP000063229};
RA McClelland M., Jain A., Saraogi P., Mendelson R., Westerman R.,
RA SanMiguel P., Csonka L.;
RL Submitted (JAN-2016) to the EMBL/GenBank/DDBJ databases.
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}.
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DR EMBL; CP014135; AMB87318.1; -; Genomic_DNA.
DR RefSeq; WP_060783552.1; NZ_JACAQF010000033.1.
DR AlphaFoldDB; A0A0X1T5H2; -.
DR STRING; 46677.AWM79_19270; -.
DR UniPathway; UPA00074; UER00133.
DR Proteomes; UP000063229; 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}; Reference proteome {ECO:0000313|Proteomes:UP000063229};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00139}.
SQ SEQUENCE 535 AA; 57614 MW; C4FE9C0FD92638BD CRC64;
MTDQTTRLPI RRALISVSDK TGILDFAREL QALGVEILST GGTFKLLRDN AVDAVEVADY
TGFAEMMDGR VKTLHPKIHG GILGRRGIDD AVMSEHGIRP IDLVAVNLYP FEATIGKPGC
DLPTAIENID IGGPTMVRSA AKNHKDVAIV VNAGDYAQVL ENLKAGGLTY AQRFDLMLKA
FEHTAAYDGM IANYMGTVNQ AAPTLSTEGR SEFPRTFNSQ FVKAQEMRYG ENPHQSAAFY
VEAKPAEVGI ATATQLQGKE LSFNNVADTD AALECVKSFV KPACVIVKHA NPCGVAVSPD
AEGGIRRAYE LAYATDSESA FGGIIAFNRE LDAQTARAIV ERQFVEVIIA PSVSEEARAI
VAAKANVRLL ACGQWDVHRA PAWDYKRVNG GLLVQSRDIG MIGSQDLQVV TQRAPTEQEI
NDLIFAWKVA KYVKSNAIVY AKNRQTIGVG AGQMSRVNSA RIAAIKAEHA GLQVQGSVMA
SDAFFPFRDG LDNAAKVGIT AVIQPGGSMR DNEVIAAADE AGIAMVFTGM RHFRH
//
