ID A0A0X3V4K6_9ACTN Unreviewed; 584 AA.
AC A0A0X3V4K6;
DT 13-APR-2016, integrated into UniProtKB/TrEMBL.
DT 13-APR-2016, sequence version 1.
DT 27-MAR-2024, entry version 44.
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 ORFNames=ADL12_14485 {ECO:0000313|EMBL:KUL39670.1};
OS Streptomyces regalis.
OC Bacteria; Actinomycetota; Actinomycetes; Kitasatosporales;
OC Streptomycetaceae; Streptomyces.
OX NCBI_TaxID=68262 {ECO:0000313|EMBL:KUL39670.1, ECO:0000313|Proteomes:UP000053923};
RN [1] {ECO:0000313|Proteomes:UP000053923}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NRRL 3151 {ECO:0000313|Proteomes:UP000053923};
RA Ju K.-S., Doroghazi J.R., Metcalf W.W.;
RL Submitted (OCT-2015) to the EMBL/GenBank/DDBJ databases.
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 -!- 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:KUL39670.1}.
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DR EMBL; LLZG01000092; KUL39670.1; -; Genomic_DNA.
DR RefSeq; WP_062702340.1; NZ_LLZG01000092.1.
DR AlphaFoldDB; A0A0X3V4K6; -.
DR OrthoDB; 9805351at2; -.
DR UniPathway; UPA00223; UER01005.
DR Proteomes; UP000053923; Unassembled WGS sequence.
DR GO; GO:0016020; C:membrane; IEA:UniProtKB-KW.
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:0033765; F:steroid dehydrogenase activity, acting on the CH-CH group of donors; IEA:UniProt.
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 PRINTS; PR00368; FADPNR.
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 Coiled coil {ECO:0000256|SAM:Coils};
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:UP000053923};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU362051};
KW Tricarboxylic acid cycle {ECO:0000256|RuleBase:RU362051}.
FT DOMAIN 7..400
FT /note="FAD-dependent oxidoreductase 2 FAD binding"
FT /evidence="ECO:0000259|Pfam:PF00890"
FT DOMAIN 454..584
FT /note="Fumarate reductase/succinate dehydrogenase
FT flavoprotein-like C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02910"
FT COILED 467..494
FT /evidence="ECO:0000256|SAM:Coils"
FT ACT_SITE 286
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000171-1"
FT MOD_RES 42
FT /note="Tele-8alpha-FAD histidine"
FT /evidence="ECO:0000256|PIRSR:PIRSR611281-4"
SQ SEQUENCE 584 AA; 64852 MW; F077DA373FFCE50D CRC64;
MKIHKYDTVI VGAGGAGMRA AIESTKRSRT AVLTKLYPTR SHTGAAQGGM AAALANVEED
NWEWHTFDTV KGGDYLVDQD AAEILAKEAI DSVLDLEKMG LPFNRTPNGT IDQRRFGGHS
RNHGEAPVRR SCYAADRTGH MILQTLYQNC VKHGVEFFNE FYVLDQLITE VDGVKKSAGV
VAYELATGEI HVFQAKAVIY ASGGTGKFFK VTSNAHTLTG DGQAAVYRRG LPLEDMEFFQ
FHPTGIWRMG ILLTEGARGE GGILRNKDGE RFMEKYAPVM KDLASRDVVS RSIYTEIREG
RGCGPEGDHV YLDLTHLPPE QLDAKLPDIT EFARTYLGIE PYTDPIPIQP TAHYAMGGIP
TNVEGEVLAD NTTVVPGLYA AGEVACVSVH GANRLGTNSL LDINVFGKRA GIAAAEYSQR
ADYVELPENP AELVVEQVER LRTSTGTERV ATLRKELQET MDANVMVFRT EQTIKTAVEK
IAELRERYRN VSIQDKGKRF NTDLLEAIEL GNLLDLAEVM AVSALARKES RGGHYREDYP
NRDDVNFMRH TMAYREVGDD GAESIRLDYK PVVQTRYQPM ERKY
//
