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Database: UniProt/TrEMBL
Entry: A7THS0_VANPO
LinkDB: A7THS0_VANPO
Original site: A7THS0_VANPO 
ID   A7THS0_VANPO            Unreviewed;       635 AA.
AC   A7THS0;
DT   02-OCT-2007, integrated into UniProtKB/TrEMBL.
DT   02-OCT-2007, sequence version 1.
DT   24-JAN-2024, entry version 83.
DE   RecName: Full=Succinate dehydrogenase [ubiquinone] flavoprotein subunit, mitochondrial {ECO:0000256|RuleBase:RU362051};
DE            EC=1.3.5.1 {ECO:0000256|RuleBase:RU362051};
GN   ORFNames=Kpol_543p66 {ECO:0000313|EMBL:EDO18236.1};
OS   Vanderwaltozyma polyspora (strain ATCC 22028 / DSM 70294 / BCRC 21397 / CBS
OS   2163 / NBRC 10782 / NRRL Y-8283 / UCD 57-17) (Kluyveromyces polysporus).
OC   Eukaryota; Fungi; Dikarya; Ascomycota; Saccharomycotina; Saccharomycetes;
OC   Saccharomycetales; Saccharomycetaceae; Vanderwaltozyma.
OX   NCBI_TaxID=436907 {ECO:0000313|Proteomes:UP000000267};
RN   [1] {ECO:0000313|EMBL:EDO18236.1, ECO:0000313|Proteomes:UP000000267}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 22028 / DSM 70294 / BCRC 21397 / CBS 2163 / NBRC 10782 /
RC   NRRL Y-8283 / UCD 57-17 {ECO:0000313|Proteomes:UP000000267};
RX   PubMed=17494770; DOI=10.1073/pnas.0608218104;
RA   Scannell D.R., Frank A.C., Conant G.C., Byrne K.P., Woolfit M., Wolfe K.H.;
RT   "Independent sorting-out of thousands of duplicated gene pairs in two yeast
RT   species descended from a whole-genome duplication.";
RL   Proc. Natl. Acad. Sci. U.S.A. 104:8397-8402(2007).
CC   -!- FUNCTION: Flavoprotein (FP) subunit of succinate dehydrogenase (SDH)
CC       that is involved in complex II of the mitochondrial electron transport
CC       chain and is responsible for transferring electrons from succinate to
CC       ubiquinone (coenzyme Q). {ECO:0000256|RuleBase:RU362051}.
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|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 (eukaryal route): step 1/1.
CC       {ECO:0000256|RuleBase:RU362051}.
CC   -!- SUBCELLULAR LOCATION: Mitochondrion inner membrane
CC       {ECO:0000256|RuleBase:RU362051}; Peripheral membrane protein
CC       {ECO:0000256|RuleBase:RU362051}; Matrix side
CC       {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}.
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DR   EMBL; DS480392; EDO18236.1; -; Genomic_DNA.
DR   RefSeq; XP_001646094.1; XM_001646044.1.
DR   AlphaFoldDB; A7THS0; -.
DR   STRING; 436907.A7THS0; -.
DR   GeneID; 5546511; -.
DR   KEGG; vpo:Kpol_543p66; -.
DR   eggNOG; KOG2403; Eukaryota.
DR   HOGENOM; CLU_014312_6_1_1; -.
DR   InParanoid; A7THS0; -.
DR   OMA; DPIPIQP; -.
DR   OrthoDB; 551958at2759; -.
DR   PhylomeDB; A7THS0; -.
DR   UniPathway; UPA00223; UER01006.
DR   Proteomes; UP000000267; Unassembled WGS sequence.
DR   GO; GO:0005743; C:mitochondrial inner 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   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   Reference proteome {ECO:0000313|Proteomes:UP000000267};
KW   Transit peptide {ECO:0000256|RuleBase:RU362051};
KW   Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU362051};
KW   Tricarboxylic acid cycle {ECO:0000256|RuleBase:RU362051}.
FT   DOMAIN          49..444
FT                   /note="FAD-dependent oxidoreductase 2 FAD binding"
FT                   /evidence="ECO:0000259|Pfam:PF00890"
FT   DOMAIN          499..635
FT                   /note="Fumarate reductase/succinate dehydrogenase
FT                   flavoprotein-like C-terminal"
FT                   /evidence="ECO:0000259|Pfam:PF02910"
FT   ACT_SITE        326
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR000171-1"
FT   BINDING         54..59
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT   BINDING         77..92
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT   BINDING         261
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT   BINDING         282
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT   BINDING         294
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT   BINDING         393
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT   BINDING         427
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT   BINDING         438
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT   BINDING         443..444
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT   MOD_RES         85
FT                   /note="Tele-8alpha-FAD histidine"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR611281-4"
SQ   SEQUENCE   635 AA;  69854 MW;  45959D0D7407AAD6 CRC64;
     MLSLRNSLLK KSTAAEKLSL LVRKNRQFAT TSNAEDVSSK YNVIDHEYDC VVVGAGGAGL
     RAAFGLAEAG FKTACVSKLF PTRSHTVAAQ GGINAALGNV HPDDWRWHMY DTVKGSDWLG
     DQDAIHYMTR EAPESIIELE HFGMPFSRLE SGRIYQRAFG GQSKDFGKKG QAYRTCAVAD
     RTGHAMLHTL YSEALKHDTH FFIEYFAMDL LTHNGEVRGV IAYNQEDGTI HRFKAHKTVI
     ATGGYGRAYF SCTSAHTCTG DGNAMVSRAG FPLQDLEFVQ FHPSGIYGSG CLITEGARGE
     GGYLLNSEGE RFMERYAPTA KDLASRDVVS RAITMEINAG RGVGKNKDHI FLQLSHLPQE
     VLKERLPGIS ETASIFAGVD VTKQPIPVLP TVHYNMGGIP TKWTGEALTV DEEGNDKPIP
     GLFACGEAAC VSVHGANRLG ANSLLDLVVF GRAVSHTISD TLQPGLPHKP LPNDIGKESL
     ARLDKLRNSE GPVHTSAIRL KMQKAMQKNV SVFRTQETLD KGVEEVEAID KTFEKDVGIA
     DKSMIWNSDL VETMELQNLL TCATQTAVSA ANRKESRGAH AREDYPKRND EEWMKHTLSW
     QKDTGDAVTL KYRNVVYKTL DEKECPSVPP AIRKY
//
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