ID   PUR7_STRA5              Reviewed;         234 AA.
AC   Q8E2G4;
DT   15-DEC-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   25-MAY-2022, entry version 104.
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=SAG0024;
OS   Streptococcus agalactiae serotype V (strain ATCC BAA-611 / 2603 V/R).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=208435;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-611 / 2603 V/R;
RX   PubMed=12200547; DOI=10.1073/pnas.182380799;
RA   Tettelin H., Masignani V., Cieslewicz M.J., Eisen J.A., Peterson S.N.,
RA   Wessels M.R., Paulsen I.T., Nelson K.E., Margarit I., Read T.D.,
RA   Madoff L.C., Wolf A.M., Beanan M.J., Brinkac L.M., Daugherty S.C.,
RA   DeBoy R.T., Durkin A.S., Kolonay J.F., Madupu R., Lewis M.R., Radune D.,
RA   Fedorova N.B., Scanlan D., Khouri H.M., Mulligan S., Carty H.A.,
RA   Cline R.T., Van Aken S.E., Gill J., Scarselli M., Mora M., Iacobini E.T.,
RA   Brettoni C., Galli G., Mariani M., Vegni F., Maione D., Rinaudo D.,
RA   Rappuoli R., Telford J.L., Kasper D.L., Grandi G., Fraser C.M.;
RT   "Complete genome sequence and comparative genomic analysis of an emerging
RT   human pathogen, serotype V Streptococcus agalactiae.";
RL   Proc. Natl. Acad. Sci. U.S.A. 99:12391-12396(2002).
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; AE009948; AAM98932.1; -; Genomic_DNA.
DR   RefSeq; NP_687060.1; NC_004116.1.
DR   RefSeq; WP_000184494.1; NC_004116.1.
DR   AlphaFoldDB; Q8E2G4; -.
DR   SMR; Q8E2G4; -.
DR   STRING; 208435.SAG0024; -.
DR   EnsemblBacteria; AAM98932; AAM98932; SAG0024.
DR   KEGG; sag:SAG0024; -.
DR   PATRIC; fig|208435.3.peg.23; -.
DR   HOGENOM; CLU_061495_2_0_9; -.
DR   OMA; EFCYKND; -.
DR   UniPathway; UPA00074; UER00131.
DR   Proteomes; UP000000821; Chromosome.
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.
DR   PROSITE; PS01058; SAICAR_SYNTHETASE_2; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Ligase; Nucleotide-binding; Purine biosynthesis;
KW   Reference proteome.
FT   CHAIN           1..234
FT                   /note="Phosphoribosylaminoimidazole-succinocarboxamide
FT                   synthase"
FT                   /id="PRO_0000100878"
SQ   SEQUENCE   234 AA;  26779 MW;  6099E273741613DF CRC64;
     MTNQLIYTGK AKDIYSTKDE NVIRTVYKDQ ATMLNGARKE TIDGKGALNN QISSLIFEKL
     NMAGVVTHYI EQISKNEQLN KKVDIIPLEV VLRNVTAGSF SKRFGVEEGH VLETPIVEFY
     YKNDNLNDPF INDEHVKFLG IVNDEEIAYL KGETRHINEL LKDWFAQIGL NLIDFKLEFG
     FDKDGKIILA DEFSPDNCRL WDADGNHMDK DVFRRDLGSL TDVYQVVLEK LIAL