ID V9TSR4_9PROT Unreviewed; 596 AA.
AC V9TSR4;
DT 19-MAR-2014, integrated into UniProtKB/TrEMBL.
DT 19-MAR-2014, sequence version 1.
DT 27-MAR-2024, entry version 41.
DE RecName: Full=Succinate dehydrogenase flavoprotein subunit {ECO:0000256|ARBA:ARBA00019965, ECO:0000256|RuleBase:RU362051};
DE EC=1.3.5.1 {ECO:0000256|ARBA:ARBA00012792, ECO:0000256|RuleBase:RU362051};
GN Name=sdhA {ECO:0000313|EMBL:AHC73636.1};
GN ORFNames=P856_417 {ECO:0000313|EMBL:AHC73636.1};
OS Candidatus Endolissoclinum faulkneri L5.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodospirillales;
OC Rhodospirillaceae; Endolissoclinum.
OX NCBI_TaxID=1401328 {ECO:0000313|EMBL:AHC73636.1, ECO:0000313|Proteomes:UP000018700};
RN [1] {ECO:0000313|EMBL:AHC73636.1, ECO:0000313|Proteomes:UP000018700}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=faulkneri L5 {ECO:0000313|Proteomes:UP000018700};
RX PubMed=24324632;
RA Kwan J.C., Schmidt E.W.;
RT "Bacterial endosymbiosis in a chordate host: long-term co-evolution and
RT conservation of secondary metabolism.";
RL PLoS ONE 8:E80822-E80822(2013).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a quinone + succinate = a quinol + fumarate;
CC Xref=Rhea:RHEA:40523, ChEBI:CHEBI:24646, ChEBI:CHEBI:29806,
CC ChEBI:CHEBI:30031, ChEBI:CHEBI:132124; EC=1.3.5.1;
CC Evidence={ECO:0000256|ARBA:ARBA00000030,
CC ECO:0000256|RuleBase:RU362051};
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|ARBA:ARBA00001974,
CC ECO:0000256|RuleBase:RU362051};
CC -!- PATHWAY: Carbohydrate metabolism; tricarboxylic acid cycle; fumarate
CC from succinate (bacterial route): step 1/1.
CC {ECO:0000256|ARBA:ARBA00004894, ECO:0000256|RuleBase:RU362051}.
CC -!- SUBCELLULAR LOCATION: Cell inner membrane
CC {ECO:0000256|ARBA:ARBA00004515, ECO:0000256|RuleBase:RU362051};
CC Peripheral membrane protein {ECO:0000256|ARBA:ARBA00004515,
CC ECO:0000256|RuleBase:RU362051}; Cytoplasmic side
CC {ECO:0000256|ARBA:ARBA00004515, ECO:0000256|RuleBase:RU362051}.
CC Membrane {ECO:0000256|ARBA:ARBA00004287}; Peripheral membrane protein
CC {ECO:0000256|ARBA:ARBA00004287}; Cytoplasmic side
CC {ECO:0000256|ARBA:ARBA00004287}.
CC -!- SIMILARITY: Belongs to the FAD-dependent oxidoreductase 2 family.
CC FRD/SDH subfamily. {ECO:0000256|ARBA:ARBA00008040,
CC ECO:0000256|RuleBase:RU362051}.
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DR EMBL; CP006745; AHC73636.1; -; Genomic_DNA.
DR RefSeq; WP_025300516.1; NZ_CP006745.1.
DR AlphaFoldDB; V9TSR4; -.
DR STRING; 1401328.P856_417; -.
DR KEGG; efk:P856_417; -.
DR PATRIC; fig|1401328.3.peg.407; -.
DR eggNOG; COG1053; Bacteria.
DR HOGENOM; CLU_014312_6_1_5; -.
DR OrthoDB; 9806724at2; -.
DR UniPathway; UPA00223; UER01005.
DR Proteomes; UP000018700; Chromosome.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0050660; F:flavin adenine dinucleotide binding; IEA:InterPro.
DR GO; GO:0102040; F:fumarate reductase (menaquinone); IEA:UniProtKB-EC.
DR GO; GO:0008177; F:succinate dehydrogenase (ubiquinone) activity; IEA:UniProtKB-EC.
DR GO; GO:0022900; P:electron transport chain; IEA:InterPro.
DR GO; GO:0006099; P:tricarboxylic acid cycle; IEA:UniProtKB-UniPathway.
DR Gene3D; 3.50.50.60; FAD/NAD(P)-binding domain; 1.
DR Gene3D; 1.20.58.100; Fumarate reductase/succinate dehydrogenase flavoprotein-like, C-terminal domain; 1.
DR Gene3D; 4.10.80.40; succinate dehydrogenase protein domain; 1.
DR Gene3D; 3.90.700.10; Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain; 1.
DR InterPro; IPR003953; FAD-binding_2.
DR InterPro; IPR036188; FAD/NAD-bd_sf.
DR InterPro; IPR003952; FRD_SDH_FAD_BS.
DR InterPro; IPR037099; Fum_R/Succ_DH_flav-like_C_sf.
DR InterPro; IPR015939; Fum_Rdtase/Succ_DH_flav-like_C.
DR InterPro; IPR030664; SdhA/FrdA/AprA.
DR InterPro; IPR027477; Succ_DH/fumarate_Rdtase_cat_sf.
DR InterPro; IPR011281; Succ_DH_flav_su_fwd.
DR InterPro; IPR014006; Succ_Dhase_FrdA_Gneg.
DR NCBIfam; TIGR01816; sdhA_forward; 1.
DR NCBIfam; TIGR01812; sdhA_frdA_Gneg; 1.
DR PANTHER; PTHR11632; SUCCINATE DEHYDROGENASE 2 FLAVOPROTEIN SUBUNIT; 1.
DR PANTHER; PTHR11632:SF51; SUCCINATE DEHYDROGENASE [UBIQUINONE] FLAVOPROTEIN SUBUNIT, MITOCHONDRIAL; 1.
DR Pfam; PF00890; FAD_binding_2; 1.
DR Pfam; PF02910; Succ_DH_flav_C; 1.
DR PIRSF; PIRSF000171; SDHA_APRA_LASPO; 1.
DR SUPFAM; SSF51905; FAD/NAD(P)-binding domain; 1.
DR SUPFAM; SSF46977; Succinate dehydrogenase/fumarate reductase flavoprotein C-terminal domain; 1.
DR SUPFAM; SSF56425; Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain; 1.
DR PROSITE; PS00504; FRD_SDH_FAD_BINDING; 1.
PE 3: Inferred from homology;
KW Cell inner membrane {ECO:0000256|RuleBase:RU362051};
KW Cell membrane {ECO:0000256|RuleBase:RU362051};
KW Electron transport {ECO:0000256|ARBA:ARBA00022982,
KW ECO:0000256|RuleBase:RU362051};
KW FAD {ECO:0000256|ARBA:ARBA00022827, ECO:0000256|PIRSR:PIRSR611281-4};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630,
KW ECO:0000256|RuleBase:RU362051};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|RuleBase:RU362051};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU362051};
KW Reference proteome {ECO:0000313|Proteomes:UP000018700};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU362051};
KW Tricarboxylic acid cycle {ECO:0000256|RuleBase:RU362051}.
FT DOMAIN 12..408
FT /note="FAD-dependent oxidoreductase 2 FAD binding"
FT /evidence="ECO:0000259|Pfam:PF00890"
FT DOMAIN 464..596
FT /note="Fumarate reductase/succinate dehydrogenase
FT flavoprotein-like C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02910"
FT ACT_SITE 290
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000171-1"
FT MOD_RES 48
FT /note="Tele-8alpha-FAD histidine"
FT /evidence="ECO:0000256|PIRSR:PIRSR611281-4"
SQ SEQUENCE 596 AA; 65427 MW; 596A76AD06881757 CRC64;
MNSYSIIDHQ YDVVVVGAGG AGLRATLGIS MKGLKTACIT KVFPTRSHTV AAQGGIGAAL
DNMGEGDNWK FHMYDTVKGS DWLGDQDAIE YMCRNAIPAV IELEHLGVPF SRTENGEIYQ
RSFGGHTLNH GKSIAKRACA AADRTGHAIL HTLYQQSLRN KVDFFIEYFA LDLIMSEKDE
CVGVMALCLE DSTIHRFRAH QTVLATGGYG RAYFSCTSAH TCTGDGNAMV LRAGLPLQDM
EFVQFHPTGI YGSGCLITEG ARGEGGYLTN SDGERFMQRY APTANDLASR DVVSRAMTIE
INEGRGFGPN GDHIMLHLEH ISPDVLQQRL PGISETARIF AGSDIAKEPI PVLPTVHYNM
GGIPTNCHGE VIYPSAENSD CVVHGLMAIG EAACVSVHGA NRLGTNSLLD IIVFGRAVSH
RIANILQPGK VHKSITKDAS DRAIARLDRI RNAKGDLRAG EVRLSMQRTM QKHAAVFRST
ELMDKGREKL KGVASLISNV SVNDKSLIWN TDLIDMMELD NLMSQAIVTL TSAFLRKESR
GAHAHEDFPN RNDENWMKHT VMWLNGKNET TVAYREVHMH TFSDDVKVIP PVDRVY
//