ID   PUR7_BRUA2              Reviewed;         254 AA.
AC   Q2YNG1;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   07-FEB-2006, sequence version 1.
DT   25-MAY-2022, entry version 89.
DE   RecName: Full=Phosphoribosylaminoimidazole-succinocarboxamide synthase {ECO:0000255|HAMAP-Rule:MF_00137};
DE            EC=6.3.2.6 {ECO:0000255|HAMAP-Rule:MF_00137};
DE   AltName: Full=SAICAR synthetase {ECO:0000255|HAMAP-Rule:MF_00137};
GN   Name=purC {ECO:0000255|HAMAP-Rule:MF_00137}; OrderedLocusNames=BAB1_0862;
OS   Brucella abortus (strain 2308).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Brucellaceae; Brucella/Ochrobactrum group; Brucella.
OX   NCBI_TaxID=359391;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=2308;
RX   PubMed=16299333; DOI=10.1128/iai.73.12.8353-8361.2005;
RA   Chain P.S., Comerci D.J., Tolmasky M.E., Larimer F.W., Malfatti S.A.,
RA   Vergez L.M., Aguero F., Land M.L., Ugalde R.A., Garcia E.;
RT   "Whole-genome analyses of speciation events in pathogenic Brucellae.";
RL   Infect. Immun. 73:8353-8361(2005).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate + ATP +
CC         L-aspartate = (2S)-2-[5-amino-1-(5-phospho-beta-D-ribosyl)imidazole-
CC         4-carboxamido]succinate + ADP + 2 H(+) + phosphate;
CC         Xref=Rhea:RHEA:22628, ChEBI:CHEBI:15378, ChEBI:CHEBI:29991,
CC         ChEBI:CHEBI:30616, ChEBI:CHEBI:43474, ChEBI:CHEBI:58443,
CC         ChEBI:CHEBI:77657, ChEBI:CHEBI:456216; EC=6.3.2.6;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00137};
CC   -!- PATHWAY: Purine metabolism; IMP biosynthesis via de novo pathway; 5-
CC       amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide from 5-amino-1-(5-
CC       phospho-D-ribosyl)imidazole-4-carboxylate: step 1/2.
CC       {ECO:0000255|HAMAP-Rule:MF_00137}.
CC   -!- SIMILARITY: Belongs to the SAICAR synthetase family.
CC       {ECO:0000255|HAMAP-Rule:MF_00137}.
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DR   EMBL; AM040264; CAJ10818.1; -; Genomic_DNA.
DR   RefSeq; WP_002966778.1; NZ_KN046823.1.
DR   AlphaFoldDB; Q2YNG1; -.
DR   SMR; Q2YNG1; -.
DR   STRING; 359391.BAB1_0862; -.
DR   PRIDE; Q2YNG1; -.
DR   EnsemblBacteria; CAJ10818; CAJ10818; BAB1_0862.
DR   GeneID; 3787546; -.
DR   KEGG; bmf:BAB1_0862; -.
DR   PATRIC; fig|359391.11.peg.3171; -.
DR   HOGENOM; CLU_061495_2_0_5; -.
DR   OMA; EFCYKND; -.
DR   PhylomeDB; Q2YNG1; -.
DR   UniPathway; UPA00074; UER00131.
DR   Proteomes; UP000002719; Chromosome I.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0004639; F:phosphoribosylaminoimidazolesuccinocarboxamide synthase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006189; P:'de novo' IMP biosynthetic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0009236; P:cobalamin biosynthetic process; IEA:InterPro.
DR   CDD; cd01415; SAICAR_synt_PurC; 1.
DR   HAMAP; MF_00137; SAICAR_synth; 1.
DR   InterPro; IPR028923; SAICAR_synt/ADE2_N.
DR   InterPro; IPR033934; SAICAR_synt_PurC.
DR   InterPro; IPR001636; SAICAR_synth.
DR   InterPro; IPR018236; SAICAR_synthetase_CS.
DR   Pfam; PF01259; SAICAR_synt; 1.
DR   TIGRFAMs; TIGR00081; purC; 1.
DR   PROSITE; PS01057; SAICAR_SYNTHETASE_1; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Ligase; Nucleotide-binding; Purine biosynthesis;
KW   Reference proteome.
FT   CHAIN           1..254
FT                   /note="Phosphoribosylaminoimidazole-succinocarboxamide
FT                   synthase"
FT                   /id="PRO_1000018675"
SQ   SEQUENCE   254 AA;  28936 MW;  00A9FF97BA9F8C3E CRC64;
     MNRRRRIYEG KAKILYEGPE PGTLVQFFKD DATAFNAKKH EVIDGKGVLN NRISEHIFTQ
     LNRIGIPTHF IRRLNMREQL IKEVEIIPLE VVVRNVAAGS LAKHLGLEEG TILPRSIIEF
     YYKADALNDP MVTEEHITAF GWASPQEIDD IMALAIRVND FLTGLFLGIG IQLVDFKMEC
     GRLWEGDMMR IVVADEISPD SARLWDITTN DKLDKDRFRR DMGGLVEAYQ EVARRLGIMN
     ENDTPRPSGP TLVK