ID A0A0J5TFB8_9RHOB Unreviewed; 529 AA.
AC A0A0J5TFB8;
DT 14-OCT-2015, integrated into UniProtKB/TrEMBL.
DT 14-OCT-2015, sequence version 1.
DT 24-JAN-2024, entry version 40.
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=IMCC21224_113678 {ECO:0000313|EMBL:KMK68792.1};
OS Puniceibacterium sp. IMCC21224.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Paracoccaceae; Puniceibacterium.
OX NCBI_TaxID=1618204 {ECO:0000313|EMBL:KMK68792.1, ECO:0000313|Proteomes:UP000036046};
RN [1] {ECO:0000313|EMBL:KMK68792.1, ECO:0000313|Proteomes:UP000036046}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=IMCC21224 {ECO:0000313|EMBL:KMK68792.1,
RC ECO:0000313|Proteomes:UP000036046};
RA Cho J.-C., Yang S.-J., Kang I.;
RT "Complete genome sequence of IMCC21224 belonging to the
RT Alphaproteobacteria.";
RL Submitted (MAY-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:KMK68792.1}.
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DR EMBL; LDPY01000001; KMK68792.1; -; Genomic_DNA.
DR RefSeq; WP_047996506.1; NZ_LDPY01000001.1.
DR AlphaFoldDB; A0A0J5TFB8; -.
DR STRING; 1618204.IMCC21224_113678; -.
DR PATRIC; fig|1618204.4.peg.3766; -.
DR OrthoDB; 9802065at2; -.
DR UniPathway; UPA00074; UER00133.
DR Proteomes; UP000036046; 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:UP000036046};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00139}.
FT DOMAIN 2..149
FT /note="MGS-like"
FT /evidence="ECO:0000259|PROSITE:PS51855"
SQ SEQUENCE 529 AA; 55519 MW; 073B64670AD4D908 CRC64;
MTDLSPLRRA LISVSDKSGL VDLARALSAR GVELLSTGGS AAALRDAGLP VRDVADVTGF
PEMMDGRVKT LHPAVHGGLL ALRDNSDHVA AMEEHGIGAI DLLVVNLYPF EETVAKGADY
DTCIENIDIG GPAMIRAAAK NHGFVSVVVD VEDYAPLLAE LDVHDGQTSL AFRQRQAQIA
YARTGAYDAA VSTWMAAAIG EQTPRRRVLA GTLAQSLRYG ENPHQAAAFY TDGSARVGVA
TAQQLQGKEL SYNNINDTDA AFELVSEFAA ADGPACAIIK HANPCGVATG ATLKEAYGRA
FDCDRTSAFG GIIALNQPLD GETAEAIAGI FTEVVIAPGA DDAAREIFAK KKNLRLLVTP
GLAGADLGGL AFRQVSGGFL MQDRDSHMLN RDALRVVTKR QPSDAEMADL LFAWTVAKHV
KSNAIVYVKD GATVGVGAGQ MSRVDSTRIA ARKSLDMAEA LGLDAPLTQG SVVASDAFFP
FADGVITAAE AGAVALIQPG GSMRDEEVIA AADEAGLTMV FTGMRHFRH
//
