ID H0WP97_OTOGA Unreviewed; 341 AA.
AC H0WP97;
DT 22-FEB-2012, integrated into UniProtKB/TrEMBL.
DT 22-FEB-2012, sequence version 1.
DT 27-MAR-2024, entry version 58.
DE RecName: Full=Succinate--CoA ligase [ADP/GDP-forming] subunit alpha, mitochondrial {ECO:0000256|HAMAP-Rule:MF_03222};
DE EC=6.2.1.4 {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 Name=SUCLG1 {ECO:0000256|HAMAP-Rule:MF_03222,
GN ECO:0000313|Ensembl:ENSOGAP00000003695.2};
OS Otolemur garnettii (Small-eared galago) (Garnett's greater bushbaby).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Euarchontoglires; Primates; Strepsirrhini; Lorisiformes;
OC Galagidae; Otolemur.
OX NCBI_TaxID=30611 {ECO:0000313|Ensembl:ENSOGAP00000003695.2, ECO:0000313|Proteomes:UP000005225};
RN [1] {ECO:0000313|Proteomes:UP000005225}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RG The Broad Institute Genome Sequencing Platform;
RA Di Palma F., Johnson J., Lander E.S., Lindblad-Toh K., Jaffe D.B.,
RA Gnerre S., MacCallum I., Przybylski D., Ribeiro F.J., Burton J.N.,
RA Walker B.J., Sharpe T., Hall G.;
RT "Version 3 of the genome sequence of Otolemur garnettii (Bushbaby).";
RL Submitted (MAR-2011) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|Ensembl:ENSOGAP00000003695.2}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (NOV-2023) to UniProtKB.
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 specificity for either ATP or GTP is provided by different beta
CC subunits. {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 -!- 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; EC=6.2.1.4; 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. Different beta
CC subunits determine nucleotide specificity. Together with the ATP-
CC specific beta subunit SUCLA2, forms an ADP-forming succinyl-CoA
CC synthetase (A-SCS). Together with the GTP-specific beta subunit SUCLG2
CC forms a GDP-forming succinyl-CoA synthetase (G-SCS).
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; AAQR03151481; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR EMBL; AAQR03151482; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR EMBL; AAQR03151483; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR EMBL; AAQR03151484; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR AlphaFoldDB; H0WP97; -.
DR STRING; 30611.ENSOGAP00000003695; -.
DR Ensembl; ENSOGAT00000004145.2; ENSOGAP00000003695.2; ENSOGAG00000004142.2.
DR eggNOG; KOG1255; Eukaryota.
DR GeneTree; ENSGT00940000156351; -.
DR HOGENOM; CLU_052104_1_0_1; -.
DR InParanoid; H0WP97; -.
DR OMA; VIICITE; -.
DR TreeFam; TF300666; -.
DR UniPathway; UPA00223; UER00999.
DR Proteomes; UP000005225; Unassembled WGS sequence.
DR GO; GO:0045244; C:succinate-CoA ligase complex (GDP-forming); IEA:Ensembl.
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:UniProtKB-EC.
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:UP000005225};
KW Tricarboxylic acid cycle {ECO:0000256|ARBA:ARBA00022532, ECO:0000256|HAMAP-
KW Rule:MF_03222}.
FT DOMAIN 46..142
FT /note="CoA-binding"
FT /evidence="ECO:0000259|SMART:SM00881"
FT ACT_SITE 294
FT /note="Tele-phosphohistidine intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03222,
FT ECO:0000256|PIRSR:PIRSR001553-1"
FT BINDING 59..62
FT /ligand="CoA"
FT /ligand_id="ChEBI:CHEBI:57287"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03222"
FT BINDING 85
FT /ligand="CoA"
FT /ligand_id="ChEBI:CHEBI:57287"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03222"
FT BINDING 138..140
FT /ligand="CoA"
FT /ligand_id="ChEBI:CHEBI:57287"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03222"
FT BINDING 202
FT /ligand="substrate"
FT /ligand_note="ligand shared with subunit beta"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03222"
SQ SEQUENCE 341 AA; 35764 MW; 4D9CED48E65CF119 CRC64;
MTAALVATMV SGNSGLRAAR LLSRSLLLPQ NGIRHCSYTA SRNHLYIDKN TKVICQGFTG
KQGTFHSQQA LDYGTKLVGG TTPGKGGQTH LGLPVFNTVK EAKEQTGATA SVIYVPPPFA
AAAINEAIEA EIPLVVCITE GIPQQDMVRV KHRLLRQGTT RLIGPNCPGV INPGECKIGI
MPGHIHKKGR VGIVSRSGTL TYEAVHQTTQ VGLGQSLCIG IGGDPFNGTD FIDCLEIFLK
DSATEGIILI GEIGGNAEEI SIVFLSLYGK GPNAKPVVSF IAGLTAPPGR RMGHAGAIIA
GGKGGAKEKI SALQSAGVVV SMSPAQLGTT IYKEFEKRKM L
//