ID D0LWI6_HALO1 Unreviewed; 293 AA.
AC D0LWI6;
DT 15-DEC-2009, integrated into UniProtKB/TrEMBL.
DT 15-DEC-2009, sequence version 1.
DT 27-MAR-2024, entry version 88.
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 OrderedLocusNames=Hoch_5148 {ECO:0000313|EMBL:ACY17636.1};
OS Haliangium ochraceum (strain DSM 14365 / JCM 11303 / SMP-2).
OC Bacteria; Myxococcota; Polyangia; Haliangiales; Kofleriaceae; Haliangium.
OX NCBI_TaxID=502025 {ECO:0000313|EMBL:ACY17636.1, ECO:0000313|Proteomes:UP000001880};
RN [1] {ECO:0000313|EMBL:ACY17636.1, ECO:0000313|Proteomes:UP000001880}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 14365 / CIP 107738 / JCM 11303 / AJ 13395 / SMP-2
RC {ECO:0000313|Proteomes:UP000001880};
RX PubMed=21304682; DOI=10.4056/sigs.69.1277;
RG US DOE Joint Genome Institute (JGI-PGF);
RA Ivanova N., Daum C., Lang E., Abt B., Kopitz M., Saunders E., Lapidus A.,
RA Lucas S., Glavina Del Rio T., Nolan M., Tice H., Copeland A., Cheng J.F.,
RA Chen F., Bruce D., Goodwin L., Pitluck S., Mavromatis K., Pati A.,
RA Mikhailova N., Chen A., Palaniappan K., Land M., Hauser L., Chang Y.J.,
RA Jeffries C.D., Detter J.C., Brettin T., Rohde M., Goker M., Bristow J.,
RA Markowitz V., Eisen J.A., Hugenholtz P., Kyrpides N.C., Klenk H.P.;
RT "Complete genome sequence of Haliangium ochraceum type strain (SMP-2).";
RL Stand. Genomic Sci. 2:96-106(2010).
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; CP001804; ACY17636.1; -; Genomic_DNA.
DR RefSeq; WP_012830228.1; NC_013440.1.
DR AlphaFoldDB; D0LWI6; -.
DR STRING; 502025.Hoch_5148; -.
DR KEGG; hoh:Hoch_5148; -.
DR eggNOG; COG0074; Bacteria.
DR HOGENOM; CLU_052104_0_0_7; -.
DR OrthoDB; 9807196at2; -.
DR UniPathway; UPA00223; UER00999.
DR Proteomes; UP000001880; 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; 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:UP000001880};
KW Tricarboxylic acid cycle {ECO:0000256|ARBA:ARBA00022532, ECO:0000256|HAMAP-
KW Rule:MF_01988}.
FT DOMAIN 4..103
FT /note="CoA-binding"
FT /evidence="ECO:0000259|SMART:SM00881"
FT ACT_SITE 252
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 99..101
FT /ligand="CoA"
FT /ligand_id="ChEBI:CHEBI:57287"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01988"
FT BINDING 164
FT /ligand="substrate"
FT /ligand_note="ligand shared with subunit beta"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01988"
SQ SEQUENCE 293 AA; 30044 MW; 291E3DDE95CF7BC2 CRC64;
MSVLVGNDTR LVVQGMTGSA GAFHTRQAME YGTNVVAGVT PGKKGAKVEG LEKVPVFDSC
EEAVREAGAN ASVVYVPPPF AADAIMEAAA AGIPLIIAIT EGIPAHDMIR VKTMLAADHP
NTVLIGPNCP GIITPEECKI GIMPGYIHKK GNVGVVSRSG TLTYEVVHQL SALGLGQSTA
IGIGGDPVKG LDFIECVKLF NEDPETEAIF LIGEIGGSSE EDAAAYIKEH VKKPVAAFIA
GQTAPPGKRM GHAGAIISGG KGTASAKIEA LQAANIAVSP TPAEMGTTLQ KIL
//