ID   PUR7_MYCLB              Reviewed;         297 AA.
AC   B8ZSW0;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   03-MAR-2009, sequence version 1.
DT   25-MAY-2022, entry version 69.
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=MLBr02227;
OS   Mycobacterium leprae (strain Br4923).
OC   Bacteria; Actinobacteria; Corynebacteriales; Mycobacteriaceae;
OC   Mycobacterium.
OX   NCBI_TaxID=561304;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Br4923;
RX   PubMed=19881526; DOI=10.1038/ng.477;
RA   Monot M., Honore N., Garnier T., Zidane N., Sherafi D., Paniz-Mondolfi A.,
RA   Matsuoka M., Taylor G.M., Donoghue H.D., Bouwman A., Mays S., Watson C.,
RA   Lockwood D., Khamispour A., Dowlati Y., Jianping S., Rea T.H.,
RA   Vera-Cabrera L., Stefani M.M., Banu S., Macdonald M., Sapkota B.R.,
RA   Spencer J.S., Thomas J., Harshman K., Singh P., Busso P., Gattiker A.,
RA   Rougemont J., Brennan P.J., Cole S.T.;
RT   "Comparative genomic and phylogeographic analysis of Mycobacterium
RT   leprae.";
RL   Nat. Genet. 41:1282-1289(2009).
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; FM211192; CAR72325.1; -; Genomic_DNA.
DR   RefSeq; WP_010908776.1; NC_011896.1.
DR   AlphaFoldDB; B8ZSW0; -.
DR   SMR; B8ZSW0; -.
DR   EnsemblBacteria; CAR72325; CAR72325; MLBr02227.
DR   KEGG; mlb:MLBr02227; -.
DR   HOGENOM; CLU_045637_0_0_11; -.
DR   OMA; TKFEFGF; -.
DR   OrthoDB; 1345271at2; -.
DR   UniPathway; UPA00074; UER00131.
DR   Proteomes; UP000006900; 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   HAMAP; MF_00137; SAICAR_synth; 1.
DR   InterPro; IPR028923; SAICAR_synt/ADE2_N.
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.
FT   CHAIN           1..297
FT                   /note="Phosphoribosylaminoimidazole-succinocarboxamide
FT                   synthase"
FT                   /id="PRO_1000122921"
SQ   SEQUENCE   297 AA;  33163 MW;  6B3E81E6702FA680 CRC64;
     MRPALFDYRH LASGKVREIY RIDDEHLLMV ASDRISAFDY VLDSTIPDKG RILTAMSVFF
     FSFVDAPNHL AGPPDDPRIP EEVLGRALVV RQLDMLPMEC VARGYLTGSG LLDYQATGKV
     CGIPLPPGLV EASRFAAPLF TPAMKAVLGE HDENISFSRM IEMVGVVRAN QLRDRTLQIY
     LQAADHALKT GIIIADTKFE FGIDRDGNLL LADEIFTPDS SRYWSVDDYR VGVVQRSFDK
     QFVRNWLVSP ESGWVRAGAL SPPSLPDDII EATRLCYVEV YERISGMSFD DWIGPGA