ID I0AKQ2_IGNAJ Unreviewed; 505 AA.
AC I0AKQ2;
DT 13-JUN-2012, integrated into UniProtKB/TrEMBL.
DT 13-JUN-2012, sequence version 1.
DT 24-JAN-2024, entry version 64.
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:AFH49559.1};
GN OrderedLocusNames=IALB_1853 {ECO:0000313|EMBL:AFH49559.1};
OS Ignavibacterium album (strain DSM 19864 / JCM 16511 / NBRC 101810 /
OS Mat9-16).
OC Bacteria; Ignavibacteriota; Ignavibacteria; Ignavibacteriales;
OC Ignavibacteriaceae; Ignavibacterium.
OX NCBI_TaxID=945713 {ECO:0000313|EMBL:AFH49559.1, ECO:0000313|Proteomes:UP000007394};
RN [1] {ECO:0000313|EMBL:AFH49559.1, ECO:0000313|Proteomes:UP000007394}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 19864 / JCM 16511 / NBRC 101810 / Mat9-16
RC {ECO:0000313|Proteomes:UP000007394};
RX PubMed=22661972; DOI=10.3389/fmicb.2012.00185;
RA Liu Z., Frigaard N.-U., Vogl K., Iino T., Ohkuma M., Overmann J.,
RA Bryant D.A.;
RT "Complete genome of Ignavibacterium album, a metabolically versatile,
RT flagellated, facultative anaerobe from the phylum Chlorobi.";
RL Front. Microbiol. 3:185-185(2012).
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; CP003418; AFH49559.1; -; Genomic_DNA.
DR RefSeq; WP_014560708.1; NC_017464.1.
DR AlphaFoldDB; I0AKQ2; -.
DR STRING; 945713.IALB_1853; -.
DR GeneID; 78243494; -.
DR KEGG; ial:IALB_1853; -.
DR PATRIC; fig|945713.3.peg.1860; -.
DR eggNOG; COG0138; Bacteria.
DR HOGENOM; CLU_016316_5_2_10; -.
DR OMA; WRVAKFV; -.
DR OrthoDB; 9802065at2; -.
DR UniPathway; UPA00074; UER00133.
DR Proteomes; UP000007394; 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:UP000007394};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00139}.
FT DOMAIN 1..145
FT /note="MGS-like"
FT /evidence="ECO:0000259|PROSITE:PS51855"
SQ SEQUENCE 505 AA; 56140 MW; 4DC4824BB3C45ADE CRC64;
MKKYALISVS DKRGIVDFAK ALLKFDYEIL ATGNTAKLLS QNLVPVKEVS DLTGFPEIFE
GRVKTLHPKI FGGILFRRDN SEDKIQAEEN SILPIDIVCV NLYPFVQTIK KENVSLDDVI
ENIDIGGPSL VRAAAKNYKF VSILTNPDQY ENFISELERG SISAKTREQL AVAAFSYTSN
YDTHIANYLE QRFEFEKSHI RINEKLNRKL RYGENPHQSA KVYGSFDDYF EVFHGKEISY
NNILDLIAAA ELCEELGDNA CTLIKHNNAA GAAIGAYPLD AYLKALKCDP VSAFGGIVAF
NNEVDEKTAE KLNEIFLEII CAPSFSDEAL AILKKKKDRR LVRKLKKINE PGLSARSIPG
GILVQDKDLV TFNKDNFQIV TNRKPTEKEL EDLTFAWIVA KHTKSNAIVF AKDKATLGVG
AGQMSRLDSA KIAYMKAKEH GLDLKNSVAA SDAFFPFADG LLEIIKCGAT AVIQPGGSVR
DQEVIDAANQ NNITMVFTGI RHFKH
//