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Entry: SUCD_STAES
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ID   SUCD_STAES              Reviewed;         302 AA.
AC   Q8CPH4;
DT   28-NOV-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   24-JAN-2024, entry version 118.
DE   RecName: Full=Succinate--CoA ligase [ADP-forming] subunit alpha {ECO:0000255|HAMAP-Rule:MF_01988};
DE            EC=6.2.1.5 {ECO:0000255|HAMAP-Rule:MF_01988};
DE   AltName: Full=Succinyl-CoA synthetase subunit alpha {ECO:0000255|HAMAP-Rule:MF_01988};
DE            Short=SCS-alpha {ECO:0000255|HAMAP-Rule:MF_01988};
GN   Name=sucD {ECO:0000255|HAMAP-Rule:MF_01988}; OrderedLocusNames=SE_0924;
OS   Staphylococcus epidermidis (strain ATCC 12228 / FDA PCI 1200).
OC   Bacteria; Bacillota; Bacilli; Bacillales; Staphylococcaceae;
OC   Staphylococcus.
OX   NCBI_TaxID=176280;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 12228 / FDA PCI 1200;
RX   PubMed=12950922; DOI=10.1046/j.1365-2958.2003.03671.x;
RA   Zhang Y.-Q., Ren S.-X., Li H.-L., Wang Y.-X., Fu G., Yang J., Qin Z.-Q.,
RA   Miao Y.-G., Wang W.-Y., Chen R.-S., Shen Y., Chen Z., Yuan Z.-H.,
RA   Zhao G.-P., Qu D., Danchin A., Wen Y.-M.;
RT   "Genome-based analysis of virulence genes in a non-biofilm-forming
RT   Staphylococcus epidermidis strain (ATCC 12228).";
RL   Mol. Microbiol. 49:1577-1593(2003).
CC   -!- FUNCTION: Succinyl-CoA synthetase functions in the citric acid cycle
CC       (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of
CC       either ATP or GTP and thus represents the only step of substrate-level
CC       phosphorylation in the TCA. The alpha subunit of the enzyme binds the
CC       substrates coenzyme A and phosphate, while succinate binding and
CC       nucleotide specificity is provided by the beta subunit.
CC       {ECO:0000255|HAMAP-Rule:MF_01988}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + CoA + succinate = ADP + phosphate + succinyl-CoA;
CC         Xref=Rhea:RHEA:17661, ChEBI:CHEBI:30031, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:43474, ChEBI:CHEBI:57287, ChEBI:CHEBI:57292,
CC         ChEBI:CHEBI:456216; EC=6.2.1.5; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_01988};
CC       PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:17663;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01988};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=CoA + GTP + succinate = GDP + phosphate + succinyl-CoA;
CC         Xref=Rhea:RHEA:22120, ChEBI:CHEBI:30031, ChEBI:CHEBI:37565,
CC         ChEBI:CHEBI:43474, ChEBI:CHEBI:57287, ChEBI:CHEBI:57292,
CC         ChEBI:CHEBI:58189; Evidence={ECO:0000255|HAMAP-Rule:MF_01988};
CC       PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:22122;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01988};
CC   -!- PATHWAY: Carbohydrate metabolism; tricarboxylic acid cycle; succinate
CC       from succinyl-CoA (ligase route): step 1/1. {ECO:0000255|HAMAP-
CC       Rule:MF_01988}.
CC   -!- SUBUNIT: Heterotetramer of two alpha and two beta subunits.
CC       {ECO:0000255|HAMAP-Rule:MF_01988}.
CC   -!- SIMILARITY: Belongs to the succinate/malate CoA ligase alpha subunit
CC       family. {ECO:0000255|HAMAP-Rule:MF_01988}.
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DR   EMBL; AE015929; AAO04521.1; -; Genomic_DNA.
DR   RefSeq; NP_764479.1; NC_004461.1.
DR   RefSeq; WP_001829473.1; NZ_WBME01000001.1.
DR   AlphaFoldDB; Q8CPH4; -.
DR   SMR; Q8CPH4; -.
DR   KEGG; sep:SE_0924; -.
DR   PATRIC; fig|176280.10.peg.898; -.
DR   eggNOG; COG0074; Bacteria.
DR   HOGENOM; CLU_052104_0_0_9; -.
DR   OMA; VIICITE; -.
DR   OrthoDB; 9807196at2; -.
DR   UniPathway; UPA00223; UER00999.
DR   Proteomes; UP000001411; Chromosome.
DR   GO; GO:0000166; F:nucleotide binding; IEA:UniProtKB-KW.
DR   GO; GO:0004775; F:succinate-CoA ligase (ADP-forming) activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0004776; F:succinate-CoA ligase (GDP-forming) activity; IEA:RHEA.
DR   GO; GO:0006099; P:tricarboxylic acid cycle; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR   Gene3D; 3.40.50.261; Succinyl-CoA synthetase domains; 1.
DR   HAMAP; MF_01988; Succ_CoA_alpha; 1.
DR   InterPro; IPR017440; Cit_synth/succinyl-CoA_lig_AS.
DR   InterPro; IPR033847; Citrt_syn/SCS-alpha_CS.
DR   InterPro; IPR003781; CoA-bd.
DR   InterPro; IPR005810; CoA_lig_alpha.
DR   InterPro; IPR005811; CoA_ligase.
DR   InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR   InterPro; IPR016102; Succinyl-CoA_synth-like.
DR   NCBIfam; TIGR01019; sucCoAalpha; 1.
DR   PANTHER; PTHR11117:SF2; SUCCINATE--COA LIGASE [ADP/GDP-FORMING] SUBUNIT ALPHA, MITOCHONDRIAL; 1.
DR   PANTHER; PTHR11117; SUCCINYL-COA LIGASE SUBUNIT ALPHA; 1.
DR   Pfam; PF02629; CoA_binding; 1.
DR   Pfam; PF00549; Ligase_CoA; 1.
DR   PIRSF; PIRSF001553; SucCS_alpha; 1.
DR   PRINTS; PR01798; SCOASYNTHASE.
DR   SMART; SM00881; CoA_binding; 1.
DR   SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR   SUPFAM; SSF52210; Succinyl-CoA synthetase domains; 1.
DR   PROSITE; PS01216; SUCCINYL_COA_LIG_1; 1.
DR   PROSITE; PS00399; SUCCINYL_COA_LIG_2; 1.
PE   3: Inferred from homology;
KW   Ligase; Nucleotide-binding; Tricarboxylic acid cycle.
FT   CHAIN           1..302
FT                   /note="Succinate--CoA ligase [ADP-forming] subunit alpha"
FT                   /id="PRO_0000102805"
FT   ACT_SITE        247
FT                   /note="Tele-phosphohistidine intermediate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01988"
FT   BINDING         17..20
FT                   /ligand="CoA"
FT                   /ligand_id="ChEBI:CHEBI:57287"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01988"
FT   BINDING         43
FT                   /ligand="CoA"
FT                   /ligand_id="ChEBI:CHEBI:57287"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01988"
FT   BINDING         96..98
FT                   /ligand="CoA"
FT                   /ligand_id="ChEBI:CHEBI:57287"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01988"
FT   BINDING         159
FT                   /ligand="substrate"
FT                   /ligand_note="ligand shared with subunit beta"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01988"
SQ   SEQUENCE   302 AA;  31699 MW;  A28E4F4B1E2C87B7 CRC64;
     MSVFIDKNTK VMVQGITGST ALFHTKQMLD YGTQIVAGVT PGKGGQVVEG VPVYNTVEEA
     KNETGANVSV VYVPAPFAAD SIIEAADADL DMVICITEHI PVVDMVKVKR YLQGRKTRLV
     GPNCPGVITA DECKIGIMPG YIHKKGHVGV VSRSGTLTYE AVHQLTEEGI GQTTAVGIGG
     DPVNGTNFID VLKAFNEDSE TKAVVMIGEI GGTAEEEAAQ WIKENMNKPV IGFIGGQTAP
     PGKRMGHAGA IISGGKGTAS EKIKTLNDCG VETADTPSEI GTTLIDAAKK AGIYEELLTI
     KK
//
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