ID G4F8F5_9GAMM Unreviewed; 590 AA.
AC G4F8F5;
DT 14-DEC-2011, integrated into UniProtKB/TrEMBL.
DT 14-DEC-2011, sequence version 1.
DT 24-JAN-2024, entry version 47.
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:EHA15071.1};
GN ORFNames=HAL1_13392 {ECO:0000313|EMBL:EHA15071.1};
OS Halomonas sp. HAL1.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Halomonadaceae; Halomonas.
OX NCBI_TaxID=550984 {ECO:0000313|EMBL:EHA15071.1, ECO:0000313|Proteomes:UP000005692};
RN [1] {ECO:0000313|EMBL:EHA15071.1, ECO:0000313|Proteomes:UP000005692}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=strain {ECO:0000313|Proteomes:UP000005692};
RX PubMed=22156396; DOI=10.1128/JB.06359-11;
RA Lin Y., Fan H., Hao X., Johnstone L., Hu Y., Wei G., Alwathnani H.A.,
RA Wang G., Rensing C.;
RT "Draft Genome Sequence of Halomonas sp. Strain HAL1, a Moderately
RT Halophilic Arsenite-Oxidizing Bacterium Isolated from Gold-Mine Soil.";
RL J. Bacteriol. 194:199-200(2012).
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|PIRSR:PIRSR630664-51, 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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EHA15071.1}.
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DR EMBL; AGIB01000061; EHA15071.1; -; Genomic_DNA.
DR RefSeq; WP_008958565.1; NZ_CP130610.1.
DR AlphaFoldDB; G4F8F5; -.
DR PATRIC; fig|550984.5.peg.2579; -.
DR UniPathway; UPA00223; UER01005.
DR Proteomes; UP000005692; Unassembled WGS sequence.
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, ECO:0000256|PIRSR:PIRSR630664-
KW 51};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|RuleBase:RU362051};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU362051};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU362051};
KW Tricarboxylic acid cycle {ECO:0000256|RuleBase:RU362051}.
FT DOMAIN 10..407
FT /note="FAD-dependent oxidoreductase 2 FAD binding"
FT /evidence="ECO:0000259|Pfam:PF00890"
FT DOMAIN 463..590
FT /note="Fumarate reductase/succinate dehydrogenase
FT flavoprotein-like C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02910"
FT ACT_SITE 289
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000171-1"
FT BINDING 15..20
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 38..53
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 224
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 245
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 257
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 356
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 390
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 401
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 406..407
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT MOD_RES 46
FT /note="Tele-8alpha-FAD histidine"
FT /evidence="ECO:0000256|PIRSR:PIRSR611281-4"
SQ SEQUENCE 590 AA; 64203 MW; DB84FC3155076588 CRC64;
MSNLRSLTFD AIIIGGGGSG LRAALELAKS GKKTAVLSKV FPTRSHTVSA QGGITCAIAS
DDPNDDWRWH MYDTVKGGDY IADQDAAEYM CSEGPKAVFE LEHMGLPFSR LDNGRIYQRP
FGGQSKNFGE GGQAARTCAA ADRTGHALLH TLYQNNLKND TVFLNEWYAV DLVKNASGDV
VGCIAMCIET GEVVHVKSKA TVLATGGAGR IYASTTNALI NTGDGIGMAL RAGFPMQDME
MWQFHPTGIY GAGTLVTEGC RGEGGYLINK DGERFMERYA PNAKDLAGRD VVARSMVMEI
LEGRGCGEKG DHVFLKLDHL GEEVLGKRLP GIVELSKTFA HVDPAKDPIP VVPTCHYMMG
GIPTNIHGQA ITQDESGNDH IVNGLFACGE AACVSVHGAN RLGGNSLLDL VVFGRAAGMF
IEGALNAGIE YLDASESDIE SAMKRITRWN ESEGGESIPE LKAELQDIMQ TSFGVFREEK
NMLEGVDKLA QLRERIANAH LPDKSNAFNT ARVEALELDN LMEVAEATAI AALERKESRG
AHSRYDYPDR DDVNWLKHSL FFPLTKQLKK RDVNFKPKTV DTFEPKVRTY
//
