ID C6IVU6_9BACL Unreviewed; 309 AA.
AC C6IVU6;
DT 01-SEP-2009, integrated into UniProtKB/TrEMBL.
DT 01-SEP-2009, sequence version 1.
DT 27-MAR-2024, entry version 77.
DE RecName: Full=Succinate--CoA ligase [ADP-forming] subunit alpha {ECO:0000256|HAMAP-Rule:MF_01988};
DE EC=6.2.1.5 {ECO:0000256|HAMAP-Rule:MF_01988};
DE AltName: Full=Succinyl-CoA synthetase subunit alpha {ECO:0000256|HAMAP-Rule:MF_01988};
DE Short=SCS-alpha {ECO:0000256|HAMAP-Rule:MF_01988};
GN Name=sucD {ECO:0000256|HAMAP-Rule:MF_01988};
GN ORFNames=POTG_00273 {ECO:0000313|EMBL:EES75042.1};
OS Paenibacillus sp. oral taxon 786 str. D14.
OC Bacteria; Bacillota; Bacilli; Bacillales; Paenibacillaceae; Paenibacillus.
OX NCBI_TaxID=621372 {ECO:0000313|EMBL:EES75042.1, ECO:0000313|Proteomes:UP000003981};
RN [1] {ECO:0000313|EMBL:EES75042.1, ECO:0000313|Proteomes:UP000003981}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=D14 {ECO:0000313|EMBL:EES75042.1,
RC ECO:0000313|Proteomes:UP000003981};
RG The Broad Institute Genome Sequencing Platform;
RA Ward D., Young S.K., Kodira C.D., Zeng Q., Koehrsen M., Alvarado L.,
RA Berlin A., Borenstein D., Chen Z., Engels R., Freedman E., Gellesch M.,
RA Goldberg J., Griggs A., Gujja S., Heiman D., Hepburn T., Howarth C.,
RA Jen D., Larson L., Lewis B., Mehta T., Park D., Pearson M., Roberts A.,
RA Saif S., Shea T., Shenoy N., Sisk P., Stolte C., Sykes S., Walk T.,
RA White J., Yandava C., Allen-Vercoe E., Strauss J., Sibley C., White A.,
RA Lander E., Nusbaum C., Galagan J., Birren B.;
RT "The Genome Sequence of Paenibacillus sp. D14.";
RL Submitted (MAR-2009) to the EMBL/GenBank/DDBJ databases.
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:0000256|HAMAP-Rule:MF_01988, ECO:0000256|RuleBase:RU000699}.
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:0000256|HAMAP-
CC Rule:MF_01988, ECO:0000256|RuleBase:RU000699};
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:0000256|HAMAP-Rule:MF_01988};
CC -!- PATHWAY: Carbohydrate metabolism; tricarboxylic acid cycle; succinate
CC from succinyl-CoA (ligase route): step 1/1. {ECO:0000256|HAMAP-
CC Rule:MF_01988, ECO:0000256|RuleBase:RU000699}.
CC -!- SUBUNIT: Heterotetramer of two alpha and two beta subunits.
CC {ECO:0000256|HAMAP-Rule:MF_01988, ECO:0000256|RuleBase:RU000699}.
CC -!- SIMILARITY: Belongs to the succinate/malate CoA ligase alpha subunit
CC family. {ECO:0000256|HAMAP-Rule:MF_01988,
CC ECO:0000256|RuleBase:RU000677}.
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DR EMBL; GG695970; EES75042.1; -; Genomic_DNA.
DR RefSeq; WP_009222993.1; NZ_GG695970.1.
DR AlphaFoldDB; C6IVU6; -.
DR eggNOG; COG0074; Bacteria.
DR HOGENOM; CLU_052104_0_0_9; -.
DR OrthoDB; 9807196at2; -.
DR UniPathway; UPA00223; UER00999.
DR Proteomes; UP000003981; Unassembled WGS sequence.
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; IPR036291; NAD(P)-bd_dom_sf.
DR InterPro; IPR005811; SUCC_ACL_C.
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 {ECO:0000256|HAMAP-Rule:MF_01988, ECO:0000256|RuleBase:RU000677};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_01988}; Reference proteome {ECO:0000313|Proteomes:UP000003981};
KW Tricarboxylic acid cycle {ECO:0000256|ARBA:ARBA00022532, ECO:0000256|HAMAP-
KW Rule:MF_01988}.
FT DOMAIN 4..109
FT /note="CoA-binding"
FT /evidence="ECO:0000259|SMART:SM00881"
FT ACT_SITE 256
FT /note="Tele-phosphohistidine intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01988,
FT ECO:0000256|PIRSR:PIRSR001553-1"
FT BINDING 17..20
FT /ligand="CoA"
FT /ligand_id="ChEBI:CHEBI:57287"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01988"
FT BINDING 43
FT /ligand="CoA"
FT /ligand_id="ChEBI:CHEBI:57287"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01988"
FT BINDING 105..107
FT /ligand="CoA"
FT /ligand_id="ChEBI:CHEBI:57287"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01988"
FT BINDING 168
FT /ligand="substrate"
FT /ligand_note="ligand shared with subunit beta"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01988"
SQ SEQUENCE 309 AA; 32138 MW; FB63B0D113EE22F2 CRC64;
MSILVDKNTK VITQGITGKT ALFHAKGALD YGTQMVGGTS PGKGGTKVDI TLESGETVSL
PVFNTVREAK EATGATASVI YVPPAFAADS ILEAVEAELD LVICITEGIP VLDMVKVKRY
MEGKKTVLIG PNCPGVITPG ECKIGIMPGY IHLPGHVGVV SRSGTLTYEA VHQLTTRGIG
QSSAVGIGGD PVKGSEFIDI LRRFNDDDNT HAVIMIGEIG GTAEEEAAEW IQKNMTKPVV
GFIGGVTAPP GKRMGHAGAI ISGGKGTAKE KIAKLESCGI KVAPTPSEMG ATLVSVLEER
GLLELCTTR
//