ID PUR9_PARP8 Reviewed; 521 AA. AC B2JGU1; DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot. DT 10-JUN-2008, sequence version 1. DT 27-MAR-2024, entry version 80. DE RecName: Full=Bifunctional purine biosynthesis protein PurH {ECO:0000255|HAMAP-Rule:MF_00139}; DE Includes: DE RecName: Full=Phosphoribosylaminoimidazolecarboxamide formyltransferase {ECO:0000255|HAMAP-Rule:MF_00139}; DE EC=2.1.2.3 {ECO:0000255|HAMAP-Rule:MF_00139}; DE AltName: Full=AICAR transformylase {ECO:0000255|HAMAP-Rule:MF_00139}; DE Includes: DE RecName: Full=IMP cyclohydrolase {ECO:0000255|HAMAP-Rule:MF_00139}; DE EC=3.5.4.10 {ECO:0000255|HAMAP-Rule:MF_00139}; DE AltName: Full=ATIC {ECO:0000255|HAMAP-Rule:MF_00139}; DE AltName: Full=IMP synthase {ECO:0000255|HAMAP-Rule:MF_00139}; DE AltName: Full=Inosinicase {ECO:0000255|HAMAP-Rule:MF_00139}; GN Name=purH {ECO:0000255|HAMAP-Rule:MF_00139}; GN OrderedLocusNames=Bphy_2553; OS Paraburkholderia phymatum (strain DSM 17167 / CIP 108236 / LMG 21445 / OS STM815) (Burkholderia phymatum). OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales; OC Burkholderiaceae; Paraburkholderia. OX NCBI_TaxID=391038; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=DSM 17167 / CIP 108236 / LMG 21445 / STM815; RX PubMed=25197461; DOI=10.4056/sigs.4861021; RA Moulin L., Klonowska A., Caroline B., Booth K., Vriezen J.A., Melkonian R., RA James E.K., Young J.P., Bena G., Hauser L., Land M., Kyrpides N., Bruce D., RA Chain P., Copeland A., Pitluck S., Woyke T., Lizotte-Waniewski M., RA Bristow J., Riley M.; RT "Complete genome sequence of Burkholderia phymatum STM815(T), a broad host RT range and efficient nitrogen-fixing symbiont of Mimosa species."; RL Stand. Genomic Sci. 9:763-774(2014). 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:0000255|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:0000255|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:0000255|HAMAP-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:0000255|HAMAP-Rule:MF_00139}. CC -!- DOMAIN: The IMP cyclohydrolase activity resides in the N-terminal CC region. {ECO:0000255|HAMAP-Rule:MF_00139}. CC -!- SIMILARITY: Belongs to the PurH family. {ECO:0000255|HAMAP- CC Rule:MF_00139}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; CP001043; ACC71725.1; -; Genomic_DNA. DR RefSeq; WP_012401928.1; NZ_CADFGH010000002.1. DR AlphaFoldDB; B2JGU1; -. DR SMR; B2JGU1; -. DR STRING; 391038.Bphy_2553; -. DR KEGG; bph:Bphy_2553; -. DR eggNOG; COG0138; Bacteria. DR HOGENOM; CLU_016316_5_2_4; -. DR OrthoDB; 9802065at2; -. DR UniPathway; UPA00074; UER00133. DR UniPathway; UPA00074; UER00135. DR Proteomes; UP000001192; Chromosome 1. 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; Multifunctional enzyme; Purine biosynthesis; Reference proteome; KW Transferase. FT CHAIN 1..521 FT /note="Bifunctional purine biosynthesis protein PurH" FT /id="PRO_1000096047" FT DOMAIN 1..145 FT /note="MGS-like" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01202" SQ SEQUENCE 521 AA; 56217 MW; 944CFAB78D1A1C74 CRC64; MIKQALISVS DKSGIVDFAK SLSDLGVKIL STGGTAKLLA DAGLPVTEVA DYTGFPEMLD GRVKTLHPKV HGGILARRDL PEHMAALEKH DIPTIDLLVV NLYPFVQTVS KEECTLEDAI ENIDIGGPTM LRSAAKNHRD VTVVVDPADY ATVLDEMRAN GNTVGYKTNF RLATKVFAHT AQYDGAITNY LTSLTEQLQH RDRNTYPATL NMAFEKVQDL RYGENPHQSA AFYRDIAAPA GALANYRQLQ GKELSYNNIA DSDAAWECVK TFDAPACVII KHANPCGVAV GANPHEAYSK AFQTDPTSAF GGIIAFNREV DETAAQAVAK QFVEVLIAPS FSEAAKQLFA AKQNVRLLEI ALGEGHNAFD LKRVGGGLLV QSLDAKNVQP HELRVVTKRH PTPKEMDDLL FAWRVAKFVK SNAIVFCANG MTMGVGAGQM SRVDSARIAS IKAQNAGLTL SGTAVASDAF FPFRDGLDVV VNAGATCVIQ PGGSMRDDEV IAAADEHNIA MVVTGIRHFR H //