ID A0A0E9MR65_9SPHN Unreviewed; 521 AA.
AC A0A0E9MR65;
DT 24-JUN-2015, integrated into UniProtKB/TrEMBL.
DT 24-JUN-2015, sequence version 1.
DT 24-JAN-2024, entry version 38.
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:GAO40277.1};
GN ORFNames=SCH01S_45_01210 {ECO:0000313|EMBL:GAO40277.1};
OS Sphingomonas changbaiensis NBRC 104936.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Sphingomonadales;
OC Sphingomonadaceae; Sphingomonas.
OX NCBI_TaxID=1219043 {ECO:0000313|EMBL:GAO40277.1, ECO:0000313|Proteomes:UP000033202};
RN [1] {ECO:0000313|EMBL:GAO40277.1, ECO:0000313|Proteomes:UP000033202}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NBRC 104936 {ECO:0000313|EMBL:GAO40277.1,
RC ECO:0000313|Proteomes:UP000033202};
RA Katano-Makiyama Y., Hosoyama A., Hashimoto M., Noguchi M., Tsuchikane K.,
RA Ohji S., Yamazoe A., Ichikawa N., Kimura A., Fujita N.;
RT "Whole genome shotgun sequence of Sphingomonas changbaiensis NBRC 104936.";
RL Submitted (APR-2015) 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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:GAO40277.1}.
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DR EMBL; BBWU01000045; GAO40277.1; -; Genomic_DNA.
DR RefSeq; WP_046349062.1; NZ_BBWU01000045.1.
DR AlphaFoldDB; A0A0E9MR65; -.
DR STRING; 1219043.SCH01S_45_01210; -.
DR OrthoDB; 9802065at2; -.
DR UniPathway; UPA00074; UER00133.
DR Proteomes; UP000033202; Unassembled WGS sequence.
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:UP000033202};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00139}.
FT DOMAIN 1..148
FT /note="MGS-like"
FT /evidence="ECO:0000259|PROSITE:PS51855"
SQ SEQUENCE 521 AA; 54781 MW; 58B4425BBF0988D7 CRC64;
MTDIPIRRAL LSVSDKTGLA ELGRALAAKG VELVSTGGTA KALRDAGLEV RDISDLTGFP
EMMDGRVKTL HPNVHGGLLG VRDNPEHVAA MDAHGIGAID LVVVNLYPFA QTVARGAGRD
EVIENIDIGG PSMVRSAAKN HAFVAIVTDP ADYEVVARGS TSLDERKQLA AKAFALTAQY
DATIASWFAF ADQGQMFPDT LSVPLKRGQE LRYGENPHQK AALYLPAGPS ARGVAQAEQL
QGKELSYNNF NDADAALELV AEFRDGPPTV VIVKHANPCG VATGETLLEA YKAAFACDTV
SAFGGIIACN RPLDGATAEA ITEIFTEVVV APGADEAARA AFARKKNLRL LLCGELPDPK
RPGLMLKSIA GGMLVQSRDN GAIGELTVVT KRQPTEQELA DCRFAWTVAK HVKSNAIVYA
RDGATAGIGA GQMNRLESAR IAAWKAKDAA EKAGWPQPRT IGSAVASDAF FPFADGLLAA
VEAGATAVIQ PGGSIRDADV IAAADEAGLA MVFTGIRHFR H
//
