ID PUR9_BURM1 Reviewed; 521 AA. AC A9AH70; DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot. DT 15-JAN-2008, sequence version 1. DT 27-MAR-2024, entry version 89. 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=Bmul_2693, BMULJ_00545; OS Burkholderia multivorans (strain ATCC 17616 / 249). OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales; OC Burkholderiaceae; Burkholderia; Burkholderia cepacia complex. OX NCBI_TaxID=395019; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 17616 / 249; RA Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E., RA Tice H., Pitluck S., Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., RA Larimer F., Land M., Hauser L., Kyrpides N., Kim E., Tiedje J., RA Richardson P.; RT "Complete sequence of chromosome 1 of Burkholderia multivorans ATCC RT 17616."; RL Submitted (OCT-2007) to the EMBL/GenBank/DDBJ databases. RN [2] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 17616 / 249; RA Ohtsubo Y., Yamashita A., Kurokawa K., Takami H., Yuhara S., Nishiyama E., RA Endo R., Miyazaki R., Ono A., Yano K., Ito M., Sota M., Yuji N., RA Hattori M., Tsuda M.; RT "Complete genome sequence of Burkholderia multivorans ATCC 17616."; RL Submitted (APR-2007) 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: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; CP000868; ABX16377.1; -; Genomic_DNA. DR EMBL; AP009385; BAG42509.1; -; Genomic_DNA. DR RefSeq; WP_012214110.1; NC_010804.1. DR AlphaFoldDB; A9AH70; -. DR SMR; A9AH70; -. DR STRING; 395019.BMULJ_00545; -. DR KEGG; bmj:BMULJ_00545; -. DR KEGG; bmu:Bmul_2693; -. DR eggNOG; COG0138; Bacteria. DR HOGENOM; CLU_016316_5_2_4; -. DR UniPathway; UPA00074; UER00133. DR UniPathway; UPA00074; UER00135. DR Proteomes; UP000008815; 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_1000096046" FT DOMAIN 1..145 FT /note="MGS-like" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01202" SQ SEQUENCE 521 AA; 55713 MW; E4C01571F9EA23EE CRC64; MIKQALISVS DKTGIVDFAK SLSDLGVKLL STGGTAKLLA DAGLPVTEVA DYTGFPEMLD GRVKTLHPKV HGGILARRDL PEHMQALEAH DIPTIDLLVV NLYPFVATIA KDDCTLADAI ENIDIGGPTM LRSAAKNHRD VTVIVDPADY AVVLDEMKAN GNTVGYATNF RLATKVFAHT AQYDGAITNY LTSLTDELKH GSRNPYPATL NMAFEKVQDL RYGENPHQSA AFYRDIVTPA GALANYRQLQ GKELSYNNIA DSDAAWECVK TFDAPACVII KHANPCGVAV GNDSADAYAK AFQTDPTSAF GGIIAFNREV DEAAAQAVAK QFVEVLIAPS FTDAAKQVFA AKQNVRLLEI ALGEGHNAFD LKRVGGGLLV QSLDAKNVQP HELRVVTKRH PTPKEMDDLL FAWRVAKYVK SNAIVFCGNG MTLGVGAGQM SRVDSARIAS IKAQNAGLTL AGSAVASDAF FPFRDGLDVV VAAGATCVIQ PGGSVRDDEV IAAADEHNIA MILTGVRHFR H //