ID R7RTE2_9CLOT Unreviewed; 497 AA.
AC R7RTE2;
DT 24-JUL-2013, integrated into UniProtKB/TrEMBL.
DT 24-JUL-2013, sequence version 1.
DT 24-JAN-2024, entry version 54.
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 ORFNames=TCEL_00943 {ECO:0000313|EMBL:CDF59477.1};
OS Thermobrachium celere DSM 8682.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Clostridiaceae;
OC Thermobrachium.
OX NCBI_TaxID=941824 {ECO:0000313|EMBL:CDF59477.1, ECO:0000313|Proteomes:UP000014923};
RN [1] {ECO:0000313|EMBL:CDF59477.1, ECO:0000313|Proteomes:UP000014923}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 8682 {ECO:0000313|EMBL:CDF59477.1,
RC ECO:0000313|Proteomes:UP000014923};
RA Ciranna A., Larjo A., Kivisto A., Santala V., Roos C., Karp M.;
RT "Draft genome sequence of the hydrogen-ethanol-producing anaerobic
RT alkalithermophilic Caloramator celere.";
RL Submitted (MAR-2013) 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:CDF59477.1}.
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DR EMBL; CAVN010000099; CDF59477.1; -; Genomic_DNA.
DR RefSeq; WP_018663408.1; NZ_HF952018.1.
DR AlphaFoldDB; R7RTE2; -.
DR eggNOG; COG0138; Bacteria.
DR HOGENOM; CLU_016316_5_2_9; -.
DR OrthoDB; 9802065at2; -.
DR UniPathway; UPA00074; UER00133.
DR Proteomes; UP000014923; 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:UP000014923};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00139}.
FT DOMAIN 1..142
FT /note="MGS-like"
FT /evidence="ECO:0000259|PROSITE:PS51855"
SQ SEQUENCE 497 AA; 56182 MW; 96699A861121021D CRC64;
MRALISVYNK EGIYEFAKFL EDRGVKIVST GGTYRYLKEK GIDVVEVSAI TGFDEILDGR
LKTLHPVVHA GLLAVRDNEE HVEQLKKRGI EYIDFVVVNL YPFFEKVKED LTDEEKIEFI
DIGGPSMLRS AAKNYKYVVP VCDPKDYSMV MDEILNYGDV RLEKRRYLAG KVFNLTSAYD
AAISNYLLED DFPEYLTLSY KKSMNLRYGE NPHQRAAYYT KTVGLGAIKD FEQLNGKELS
YNNLKDMDIA WKVVCEFDEP CCCAVKHNSP CGVAVGKDVF DAYSKAYECD RISIFGGIVA
LNRRVDKRTA EKLIEIFLEI VIAPDYDEDA LLVLKEKKNL RVIKALSTPK DNLEYVSVDG
GILVQDVDNK LVSEFRYVTD KKPTDKEMED MLFGMKVVKY VKSNAIVVVK DKMAVGIAGG
QVNRIWAACQ ALERGKGATC LVSDAFFPFE DVVEKAKEYG IKAIMQPGGS IRDKESIDAC
NKYGISMVFT GVRHFKH
//
