PUR7_SPHAL
ID PUR7_SPHAL Reviewed; 258 AA.
AC Q1GVL7;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 27-JUN-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=Sala_0584;
OS Sphingopyxis alaskensis (strain DSM 13593 / LMG 18877 / RB2256)
OS (Sphingomonas alaskensis).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Sphingomonadales;
OC Sphingomonadaceae; Sphingopyxis.
OX NCBI_TaxID=317655;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 13593 / LMG 18877 / RB2256;
RX PubMed=19805210; DOI=10.1073/pnas.0903507106;
RA Lauro F.M., McDougald D., Thomas T., Williams T.J., Egan S., Rice S.,
RA DeMaere M.Z., Ting L., Ertan H., Johnson J., Ferriera S., Lapidus A.,
RA Anderson I., Kyrpides N., Munk A.C., Detter C., Han C.S., Brown M.V.,
RA Robb F.T., Kjelleberg S., Cavicchioli R.;
RT "The genomic basis of trophic strategy in marine bacteria.";
RL Proc. Natl. Acad. Sci. U.S.A. 106:15527-15533(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; CP000356; ABF52305.1; -; Genomic_DNA.
DR RefSeq; WP_011540895.1; NC_008048.1.
DR AlphaFoldDB; Q1GVL7; -.
DR SMR; Q1GVL7; -.
DR STRING; 317655.Sala_0584; -.
DR EnsemblBacteria; ABF52305; ABF52305; Sala_0584.
DR KEGG; sal:Sala_0584; -.
DR eggNOG; COG0152; Bacteria.
DR HOGENOM; CLU_061495_2_0_5; -.
DR OMA; EFCYKND; -.
DR OrthoDB; 1345271at2; -.
DR UniPathway; UPA00074; UER00131.
DR Proteomes; UP000006578; 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..258
FT /note="Phosphoribosylaminoimidazole-succinocarboxamide
FT synthase"
FT /id="PRO_1000018784"
SQ SEQUENCE 258 AA; 29356 MW; B39B580867BAEFD9 CRC64;
MARRRQIYEG KAKILYEGPE PGTLIQYFKD DATAFNAQKR GTINGKGVLN NRISEHVFTL
LGNIGVPTHF IRRLNMREQL IRQVEIVPIE VIVRNVAAGT LSKRLGIEEG TQLPRTLIEY
CYKDDALGDP LVAEEHIACF NWCSQDELHD IQDMAIRIND FMSGMFAAVG IRLVDFKLEF
GRLYEGDFSR IILADEISPD GCRLWDMTTN EKLDKDRFRR DLGGEVEAYQ EVARRLGLLP
EGGDNAVLDL ESHRKKKG
