PUR9_BRUSI
ID PUR9_BRUSI Reviewed; 538 AA.
AC A9WWU1;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 05-FEB-2008, sequence version 1.
DT 25-MAY-2022, entry version 77.
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=BSUIS_B1294;
OS Brucella suis (strain ATCC 23445 / NCTC 10510).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC Brucellaceae; Brucella/Ochrobactrum group; Brucella.
OX NCBI_TaxID=470137;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 23445 / NCTC 10510;
RA Setubal J.C., Bowns C., Boyle S., Crasta O.R., Czar M.J., Dharmanolla C.,
RA Gillespie J.J., Kenyon R.W., Lu J., Mane S., Mohapatra S., Nagrani S.,
RA Purkayastha A., Rajasimha H.K., Shallom J.M., Shallom S., Shukla M.,
RA Snyder E.E., Sobral B.W., Wattam A.R., Will R., Williams K., Yoo H.,
RA Bruce D., Detter C., Munk C., Brettin T.S.;
RT "Brucella suis ATCC 23445 whole genome shotgun sequencing project.";
RL Submitted (DEC-2007) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(6S)-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:57454,
CC ChEBI:CHEBI:58467, ChEBI:CHEBI:58475; 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; CP000912; ABY40227.1; -; Genomic_DNA.
DR RefSeq; WP_004684287.1; NC_010167.1.
DR AlphaFoldDB; A9WWU1; -.
DR SMR; A9WWU1; -.
DR EnsemblBacteria; ABY40227; ABY40227; BSUIS_B1294.
DR GeneID; 45052772; -.
DR GeneID; 55591414; -.
DR KEGG; bmt:BSUIS_B1294; -.
DR HOGENOM; CLU_016316_5_2_5; -.
DR OMA; WRVAKFV; -.
DR UniPathway; UPA00074; UER00133.
DR UniPathway; UPA00074; UER00135.
DR PRO; PR:A9WWU1; -.
DR Proteomes; UP000008545; Chromosome II.
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 Gene3D; 3.40.140.20; -; 2.
DR Gene3D; 3.40.50.1380; -; 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 PANTHER; PTHR11692; PTHR11692; 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; SSF52335; SSF52335; 1.
DR SUPFAM; SSF53927; SSF53927; 1.
DR TIGRFAMs; TIGR00355; purH; 1.
DR PROSITE; PS51855; MGS; 1.
PE 3: Inferred from homology;
KW Hydrolase; Multifunctional enzyme; Purine biosynthesis; Transferase.
FT CHAIN 1..538
FT /note="Bifunctional purine biosynthesis protein PurH"
FT /id="PRO_1000076476"
FT DOMAIN 6..158
FT /note="MGS-like"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01202"
SQ SEQUENCE 538 AA; 56481 MW; 099349D5160AC19F CRC64;
MAVSSKHIPA PDLHRVRRAL LSVSDKTGLI DFAKALHANG VEILSTGGTA KSIAAAGIPV
KDVSEITGFP EIMDGRVKTL HPAVHGGLLA VRNDPEHVAA MEEHGIGGID LAVINLYPFE
EVRFKGGDYD TTVENIDIGG PAMIRASAKN HAYVATVVDP ADYADVVAEL EKHSGSLPLA
FRKKLAAKAF SRTAAYDAAI SNWFAEAIDE ETPTYRAVAG KLHSVMRYGE NPHQTAGFYL
TGEKRPGVAT ATQLQGKQLS YNNINDTDAA FELVAEFDPA RTAAVAIIKH ANPCGVAEAS
TIKEAYLKAL ACDPVSAFGG IVALNRTLDE EAAEEIVKTF TEVIIAPDAT EGAQAIVAAK
KNLRLLVTGG LPDPRAKGIA AKTVAGGLLV QSRDNGVVDD LDLKVVTKRA PTEAELNDLK
FAFRVGKHVK SNAIVYVKDG ATVGIGAGQM SRVDSARIAA RKAEDAAEAA GLAAPLTKGC
VVASDAFFPF ADGLLSAVEA GATAVIQPGG SMRDDEVIAA ADEHGIAMVM TGMRHFRH
