ID A0A2T3A2R0_9PEZI Unreviewed; 336 AA.
AC A0A2T3A2R0;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 27-MAR-2024, entry version 20.
DE RecName: Full=Succinate--CoA ligase [ADP-forming] subunit alpha, mitochondrial {ECO:0000256|HAMAP-Rule:MF_03222};
DE EC=6.2.1.5 {ECO:0000256|HAMAP-Rule:MF_03222};
DE AltName: Full=Succinyl-CoA synthetase subunit alpha {ECO:0000256|HAMAP-Rule:MF_03222};
DE Short=SCS-alpha {ECO:0000256|HAMAP-Rule:MF_03222};
GN ORFNames=BD289DRAFT_32442 {ECO:0000313|EMBL:PSR81802.1};
OS Coniella lustricola.
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Sordariomycetes;
OC Sordariomycetidae; Diaporthales; Schizoparmaceae; Coniella.
OX NCBI_TaxID=2025994 {ECO:0000313|EMBL:PSR81802.1, ECO:0000313|Proteomes:UP000241462};
RN [1] {ECO:0000313|EMBL:PSR81802.1, ECO:0000313|Proteomes:UP000241462}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=B22-T-1 {ECO:0000313|EMBL:PSR81802.1,
RC ECO:0000313|Proteomes:UP000241462};
RA Raudabaugh D.B., Iturriaga T., Carver A., Mondo S., Pangilinan J.,
RA Lipzen A., He G., Amirebrahimi M., Grigoriev I.V., Miller A.N.;
RT "Coniella lustricola, a new species from submerged detritus.";
RL Mycol. Prog. 17:191-203(2018).
CC -!- FUNCTION: Succinyl-CoA synthetase functions in the citric acid cycle
CC (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of ATP
CC and thus represents the only step of substrate-level phosphorylation in
CC the TCA. The alpha subunit of the enzyme binds the substrates coenzyme
CC A and phosphate, while succinate binding and nucleotide specificity is
CC provided by the beta subunit. {ECO:0000256|HAMAP-Rule:MF_03222}.
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_03222};
CC -!- PATHWAY: Carbohydrate metabolism; tricarboxylic acid cycle; succinate
CC from succinyl-CoA (ligase route): step 1/1. {ECO:0000256|HAMAP-
CC Rule:MF_03222}.
CC -!- SUBUNIT: Heterodimer of an alpha and a beta subunit.
CC {ECO:0000256|HAMAP-Rule:MF_03222}.
CC -!- SUBCELLULAR LOCATION: Mitochondrion {ECO:0000256|HAMAP-Rule:MF_03222}.
CC -!- SIMILARITY: Belongs to the succinate/malate CoA ligase alpha subunit
CC family. {ECO:0000256|HAMAP-Rule:MF_03222,
CC ECO:0000256|RuleBase:RU000677}.
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DR EMBL; KZ678494; PSR81802.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2T3A2R0; -.
DR STRING; 2025994.A0A2T3A2R0; -.
DR InParanoid; A0A2T3A2R0; -.
DR UniPathway; UPA00223; UER00999.
DR Proteomes; UP000241462; Unassembled WGS sequence.
DR GO; GO:0005739; C:mitochondrion; IEA:UniProtKB-SubCell.
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: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_03222, ECO:0000256|RuleBase:RU000677};
KW Mitochondrion {ECO:0000256|HAMAP-Rule:MF_03222};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_03222}; Reference proteome {ECO:0000313|Proteomes:UP000241462};
KW Tricarboxylic acid cycle {ECO:0000256|ARBA:ARBA00022532, ECO:0000256|HAMAP-
KW Rule:MF_03222}.
FT DOMAIN 41..137
FT /note="CoA-binding"
FT /evidence="ECO:0000259|SMART:SM00881"
FT ACT_SITE 289
FT /note="Tele-phosphohistidine intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03222,
FT ECO:0000256|PIRSR:PIRSR001553-1"
FT BINDING 54..57
FT /ligand="CoA"
FT /ligand_id="ChEBI:CHEBI:57287"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03222"
FT BINDING 80
FT /ligand="CoA"
FT /ligand_id="ChEBI:CHEBI:57287"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03222"
FT BINDING 133..135
FT /ligand="CoA"
FT /ligand_id="ChEBI:CHEBI:57287"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03222"
FT BINDING 197
FT /ligand="substrate"
FT /ligand_note="ligand shared with subunit beta"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03222"
SQ SEQUENCE 336 AA; 35114 MW; E9DA0021E3EA41BF CRC64;
MQAFARQVRL AQAPATVLRQ LGKRTYSAQS GPYTSTIENL RINSDTKVIF QGFTGKQGTF
HAEQAIAYGT KVVGGTNPKK AGTTHLDRPV FATVADAIKE TGATATGIFV PPPLAAGGIQ
EAIEAEMPLV VCITEGIPQH DMVRITSMLK TQSKTRLVGP NCPGIIAPGQ CKIGIMPGFI
HKRGRIGIVS RSGTLTYEAV NQTTQAGLGQ SLVVGIGGDP FSGTNFIDCL KVFLQDKETD
GIIMIGEIGG SAEEDAADFL RENNTVNGGK PVVSFIAGIS APPGRRMGHA GAIVSGGKGG
ADSKIKALEA AGVIVERSPA GLGKALYDEF VRRDLL
//