ID PUR9_XANCP Reviewed; 527 AA.
AC Q8PD47;
DT 20-JUN-2003, integrated into UniProtKB/Swiss-Prot.
DT 01-OCT-2002, sequence version 1.
DT 27-MAR-2024, entry version 110.
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}; OrderedLocusNames=XCC0498;
OS Xanthomonas campestris pv. campestris (strain ATCC 33913 / DSM 3586 / NCPPB
OS 528 / LMG 568 / P 25).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Xanthomonadales;
OC Xanthomonadaceae; Xanthomonas.
OX NCBI_TaxID=190485;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 33913 / DSM 3586 / NCPPB 528 / LMG 568 / P 25;
RX PubMed=12024217; DOI=10.1038/417459a;
RA da Silva A.C.R., Ferro J.A., Reinach F.C., Farah C.S., Furlan L.R.,
RA Quaggio R.B., Monteiro-Vitorello C.B., Van Sluys M.A., Almeida N.F. Jr.,
RA Alves L.M.C., do Amaral A.M., Bertolini M.C., Camargo L.E.A., Camarotte G.,
RA Cannavan F., Cardozo J., Chambergo F., Ciapina L.P., Cicarelli R.M.B.,
RA Coutinho L.L., Cursino-Santos J.R., El-Dorry H., Faria J.B.,
RA Ferreira A.J.S., Ferreira R.C.C., Ferro M.I.T., Formighieri E.F.,
RA Franco M.C., Greggio C.C., Gruber A., Katsuyama A.M., Kishi L.T.,
RA Leite R.P., Lemos E.G.M., Lemos M.V.F., Locali E.C., Machado M.A.,
RA Madeira A.M.B.N., Martinez-Rossi N.M., Martins E.C., Meidanis J.,
RA Menck C.F.M., Miyaki C.Y., Moon D.H., Moreira L.M., Novo M.T.M.,
RA Okura V.K., Oliveira M.C., Oliveira V.R., Pereira H.A., Rossi A.,
RA Sena J.A.D., Silva C., de Souza R.F., Spinola L.A.F., Takita M.A.,
RA Tamura R.E., Teixeira E.C., Tezza R.I.D., Trindade dos Santos M.,
RA Truffi D., Tsai S.M., White F.F., Setubal J.C., Kitajima J.P.;
RT "Comparison of the genomes of two Xanthomonas pathogens with differing host
RT specificities.";
RL Nature 417:459-463(2002).
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}.
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DR EMBL; AE008922; AAM39814.1; -; Genomic_DNA.
DR RefSeq; NP_635890.1; NC_003902.1.
DR RefSeq; WP_011035747.1; NC_003902.1.
DR AlphaFoldDB; Q8PD47; -.
DR SMR; Q8PD47; -.
DR STRING; 190485.XCC0498; -.
DR EnsemblBacteria; AAM39814; AAM39814; XCC0498.
DR KEGG; xcc:XCC0498; -.
DR PATRIC; fig|190485.4.peg.546; -.
DR eggNOG; COG0138; Bacteria.
DR HOGENOM; CLU_016316_5_2_6; -.
DR OrthoDB; 9802065at2; -.
DR UniPathway; UPA00074; UER00133.
DR UniPathway; UPA00074; UER00135.
DR Proteomes; UP000001010; Chromosome.
DR GO; GO:0005829; C:cytosol; IBA:GO_Central.
DR GO; GO:0003937; F:IMP cyclohydrolase activity; IBA:GO_Central.
DR GO; GO:0004643; F:phosphoribosylaminoimidazolecarboxamide formyltransferase activity; IBA:GO_Central.
DR GO; GO:0006189; P:'de novo' IMP biosynthetic process; IBA:GO_Central.
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..527
FT /note="Bifunctional purine biosynthesis protein PurH"
FT /id="PRO_0000192150"
FT DOMAIN 1..149
FT /note="MGS-like"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01202"
SQ SEQUENCE 527 AA; 55656 MW; AB8D097E73B3E51E CRC64;
MASDFLPVRR ALLSVSDKTG LIDLARALVA RNVELLSTGG TAKAIRDAGL PVKDVAELTG
FPEMMDGRVK TLHPLVHGGL LGRAGVDEAV MAEHGIAPID LLVLNLYPFE SVTAKADCTL
ADAVENIDIG GPAMLRSAAK NFARVAVATD PAQYADLLAE LEANNGQLSA AQRFALSVAA
FNRVAQYDAA ISNYLSAVAD SAESVPTRSP FPAQINSNFI KVMDLRYGEN PHQSGAFYRD
LYPVPGTLAT FQQLQGKELS YNNLADADAA WECVRQFDAP ACVIVKHANP CGVAVGVACG
DAYELAYATD PTSAFGGILA FNRTLDAATA KAILDRQFVE VLIAPDYEPG ALDYATKKAN
VRVLKIPHGA GLNNYDTKRI GSGLLMQSAD NRGMSLGELS VVTKRAPSDA ELADLLFAWR
VAKYVKSNAI VYAKDSRTIG VGAGQMSRVV SAKIAALKAE EAKLTVAGSV MASDAFFPFR
DGIDAAAAAG IQAVIQPGGS MRDGEVIAAA DEHGLAMVFT GVRHFRH
//
