PUR7_CUPNH
ID PUR7_CUPNH Reviewed; 302 AA.
AC Q0KE53;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 03-OCT-2006, sequence version 1.
DT 25-MAY-2022, entry version 83.
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=H16_A0569;
OS Cupriavidus necator (strain ATCC 17699 / DSM 428 / KCTC 22496 / NCIMB 10442
OS / H16 / Stanier 337) (Ralstonia eutropha).
OC Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC Burkholderiaceae; Cupriavidus.
OX NCBI_TaxID=381666;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 17699 / DSM 428 / KCTC 22496 / NCIMB 10442 / H16 / Stanier 337;
RX PubMed=16964242; DOI=10.1038/nbt1244;
RA Pohlmann A., Fricke W.F., Reinecke F., Kusian B., Liesegang H., Cramm R.,
RA Eitinger T., Ewering C., Poetter M., Schwartz E., Strittmatter A., Voss I.,
RA Gottschalk G., Steinbuechel A., Friedrich B., Bowien B.;
RT "Genome sequence of the bioplastic-producing 'Knallgas' bacterium Ralstonia
RT eutropha H16.";
RL Nat. Biotechnol. 24:1257-1262(2006).
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; AM260479; CAJ91718.1; -; Genomic_DNA.
DR RefSeq; WP_010812196.1; NZ_CP039287.1.
DR AlphaFoldDB; Q0KE53; -.
DR SMR; Q0KE53; -.
DR STRING; 381666.H16_A0569; -.
DR EnsemblBacteria; CAJ91718; CAJ91718; H16_A0569.
DR GeneID; 57642666; -.
DR KEGG; reh:H16_A0569; -.
DR eggNOG; COG0152; Bacteria.
DR HOGENOM; CLU_045637_0_0_4; -.
DR OMA; TKFEFGF; -.
DR OrthoDB; 1345271at2; -.
DR UniPathway; UPA00074; UER00131.
DR Proteomes; UP000008210; Chromosome 1.
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;
KW Reference proteome.
FT CHAIN 1..302
FT /note="Phosphoribosylaminoimidazole-succinocarboxamide
FT synthase"
FT /id="PRO_1000018765"
SQ SEQUENCE 302 AA; 33396 MW; CD21E4884111EA67 CRC64;
MSNALYQSSI NSLPLLGHGK VRDNYAVGND KLLIVTTDRL SAFDVIMGEP IPDKGRVLNQ
MANFWFRKLA HIVPNHETGI APETVVAPEE VEQVKGRAVV VKRLRPILVE AVVRGYLAGS
GWKDYQATGK VCGIELPAGL QNAQKLPEPI FTPAAKAEMG EHDENISFAE VEARIGIALA
RQMRDISIRL YKEAAEFAAT RGIIIADTKF EFGLDDNGVL TLMDEVLTAD SSRFWPADSY
QVGTNPPSFD KQFVRDWLEA VRIDGKPWPK TAPAPQLPDE VIEKTAAKYR EALTRLTGEE
LQ
