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SUCC_CHLT3
ID   SUCC_CHLT3              Reviewed;         392 AA.
AC   B3QWF8;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   02-SEP-2008, sequence version 1.
DT   03-AUG-2022, entry version 72.
DE   RecName: Full=Succinate--CoA ligase [ADP-forming] subunit beta {ECO:0000255|HAMAP-Rule:MF_00558};
DE            EC=6.2.1.5 {ECO:0000255|HAMAP-Rule:MF_00558};
DE   AltName: Full=Succinyl-CoA synthetase subunit beta {ECO:0000255|HAMAP-Rule:MF_00558};
DE            Short=SCS-beta {ECO:0000255|HAMAP-Rule:MF_00558};
GN   Name=sucC {ECO:0000255|HAMAP-Rule:MF_00558}; OrderedLocusNames=Ctha_2267;
OS   Chloroherpeton thalassium (strain ATCC 35110 / GB-78).
OC   Bacteria; Chlorobi; Chlorobia; Chlorobiales; Chlorobiaceae; Chloroherpeton.
OX   NCBI_TaxID=517418;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 35110 / GB-78;
RG   US DOE Joint Genome Institute;
RA   Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Bruce D., Goodwin L., Pitluck S., Schmutz J., Larimer F., Land M.,
RA   Hauser L., Kyrpides N., Mikhailova N., Liu Z., Li T., Zhao F., Overmann J.,
RA   Bryant D.A., Richardson P.;
RT   "Complete sequence of Chloroherpeton thalassium ATCC 35110.";
RL   Submitted (JUN-2008) 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 beta subunit provides nucleotide
CC       specificity of the enzyme and binds the substrate succinate, while the
CC       binding sites for coenzyme A and phosphate are found in the alpha
CC       subunit. {ECO:0000255|HAMAP-Rule:MF_00558}.
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_00558};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00558};
CC       Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000255|HAMAP-Rule:MF_00558};
CC   -!- PATHWAY: Carbohydrate metabolism; tricarboxylic acid cycle; succinate
CC       from succinyl-CoA (ligase route): step 1/1. {ECO:0000255|HAMAP-
CC       Rule:MF_00558}.
CC   -!- SUBUNIT: Heterotetramer of two alpha and two beta subunits.
CC       {ECO:0000255|HAMAP-Rule:MF_00558}.
CC   -!- SIMILARITY: Belongs to the succinate/malate CoA ligase beta subunit
CC       family. {ECO:0000255|HAMAP-Rule:MF_00558}.
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DR   EMBL; CP001100; ACF14718.1; -; Genomic_DNA.
DR   RefSeq; WP_012500801.1; NC_011026.1.
DR   AlphaFoldDB; B3QWF8; -.
DR   SMR; B3QWF8; -.
DR   STRING; 517418.Ctha_2267; -.
DR   PRIDE; B3QWF8; -.
DR   EnsemblBacteria; ACF14718; ACF14718; Ctha_2267.
DR   KEGG; cts:Ctha_2267; -.
DR   eggNOG; COG0045; Bacteria.
DR   HOGENOM; CLU_037430_0_2_10; -.
DR   OMA; ITACDEV; -.
DR   OrthoDB; 316012at2; -.
DR   UniPathway; UPA00223; UER00999.
DR   Proteomes; UP000001208; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProt.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
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; 3.30.1490.20; -; 1.
DR   Gene3D; 3.40.50.261; -; 1.
DR   HAMAP; MF_00558; Succ_CoA_beta; 1.
DR   InterPro; IPR011761; ATP-grasp.
DR   InterPro; IPR013650; ATP-grasp_succ-CoA_synth-type.
DR   InterPro; IPR013815; ATP_grasp_subdomain_1.
DR   InterPro; IPR005811; CoA_ligase.
DR   InterPro; IPR017866; Succ-CoA_synthase_bsu_CS.
DR   InterPro; IPR005809; Succ_CoA_synthase_bsu.
DR   InterPro; IPR016102; Succinyl-CoA_synth-like.
DR   PANTHER; PTHR11815; PTHR11815; 1.
DR   Pfam; PF08442; ATP-grasp_2; 1.
DR   Pfam; PF00549; Ligase_CoA; 1.
DR   PIRSF; PIRSF001554; SucCS_beta; 1.
DR   SUPFAM; SSF52210; SSF52210; 1.
DR   TIGRFAMs; TIGR01016; sucCoAbeta; 1.
DR   PROSITE; PS50975; ATP_GRASP; 1.
DR   PROSITE; PS01217; SUCCINYL_COA_LIG_3; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Ligase; Magnesium; Metal-binding; Nucleotide-binding;
KW   Reference proteome; Tricarboxylic acid cycle.
FT   CHAIN           1..392
FT                   /note="Succinate--CoA ligase [ADP-forming] subunit beta"
FT                   /id="PRO_1000129174"
FT   DOMAIN          9..248
FT                   /note="ATP-grasp"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00558"
FT   BINDING         50
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00558"
FT   BINDING         57..59
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00558"
FT   BINDING         103
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00558"
FT   BINDING         106
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00558"
FT   BINDING         111
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00558"
FT   BINDING         203
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00558"
FT   BINDING         217
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00558"
FT   BINDING         268
FT                   /ligand="substrate"
FT                   /ligand_note="ligand shared with subunit alpha"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00558"
FT   BINDING         325..327
FT                   /ligand="substrate"
FT                   /ligand_note="ligand shared with subunit alpha"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00558"
SQ   SEQUENCE   392 AA;  41883 MW;  91BBB3D3017E1573 CRC64;
     MNIHEYQGKE ILRGFGVTVP KGIVAFSAEE AKKAAETLLT EQGGGVVVVK AQIHAGGRGK
     AGGVKLVRSA DEAFEVATQM IGTTLVTHQT GPEGKEVRRL LVEEGMNIEK ELYLGITLDR
     ATSCNVLMVS TEGGMEIEKV AEETPEKLLK IQIHPTLGLQ PNQAREAAFF LGLEGEQFKN
     AVKFISALYN AYMKADCSLA EINPLVVTKE GRVIALDAKI NFDDNALFRH KDYIDLRDTS
     EEDPLEVEAS KSNLNYVRLD GNVGCMVNGA GLAMGTMDMI QLAGGKPANF LDVGGGANPQ
     TVQEGFRIIL TDPNVKAILV NIFGGIVRCD RVAGGVIEAA KNIDIHVPVI VRLEGTNADI
     AQKMLDESGL NLVSAKGLSD AAKKVNEALA AA
 
 
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