ID A0A1X7ANV3_9GAMM Unreviewed; 592 AA.
AC A0A1X7ANV3;
DT 05-JUL-2017, integrated into UniProtKB/TrEMBL.
DT 05-JUL-2017, sequence version 1.
DT 24-JAN-2024, entry version 29.
DE RecName: Full=Fumarate reductase flavoprotein subunit {ECO:0000256|ARBA:ARBA00014044, ECO:0000256|RuleBase:RU362050};
DE EC=1.3.5.1 {ECO:0000256|ARBA:ARBA00012792, ECO:0000256|RuleBase:RU362050};
GN Name=frdA {ECO:0000313|EMBL:SMA49770.1};
GN ORFNames=EHSB41UT_03559 {ECO:0000313|EMBL:SMA49770.1};
OS Parendozoicomonas haliclonae.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Endozoicomonadaceae; Parendozoicomonas.
OX NCBI_TaxID=1960125 {ECO:0000313|EMBL:SMA49770.1, ECO:0000313|Proteomes:UP000196573};
RN [1] {ECO:0000313|EMBL:SMA49770.1, ECO:0000313|Proteomes:UP000196573}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SB41UT1 {ECO:0000313|EMBL:SMA49770.1};
RA Afonso C.L., Miller P.J., Scott M.A., Spackman E., Goraichik I.,
RA Dimitrov K.M., Suarez D.L., Swayne D.E.;
RL Submitted (MAR-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a menaquinone + succinate = a menaquinol + fumarate;
CC Xref=Rhea:RHEA:27834, Rhea:RHEA-COMP:9537, Rhea:RHEA-COMP:9539,
CC ChEBI:CHEBI:16374, ChEBI:CHEBI:18151, ChEBI:CHEBI:29806,
CC ChEBI:CHEBI:30031; EC=1.3.5.1;
CC Evidence={ECO:0000256|ARBA:ARBA00034412};
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:RU362050};
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|ARBA:ARBA00001974,
CC ECO:0000256|PIRSR:PIRSR630664-51, ECO:0000256|RuleBase:RU362050};
CC -!- SUBUNIT: Part of an enzyme complex containing four subunits: a
CC flavoprotein (FrdA), an iron-sulfur protein (FrdB), and two hydrophobic
CC anchor proteins (FrdC and FrdD). {ECO:0000256|RuleBase:RU362050}.
CC -!- SUBCELLULAR LOCATION: Cell inner membrane
CC {ECO:0000256|ARBA:ARBA00004515}; Peripheral membrane protein
CC {ECO:0000256|ARBA:ARBA00004515}; Cytoplasmic side
CC {ECO:0000256|ARBA:ARBA00004515}. Membrane
CC {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:RU362050}.
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DR EMBL; FWPT01000009; SMA49770.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1X7ANV3; -.
DR OrthoDB; 9806724at2; -.
DR Proteomes; UP000196573; 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:RHEA.
DR GO; GO:0009061; P:anaerobic respiration; IEA:InterPro.
DR GO; GO:0022900; P:electron transport chain; IEA:UniProtKB-UniRule.
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; IPR005884; Fum_red_fp.
DR InterPro; IPR030664; SdhA/FrdA/AprA.
DR InterPro; IPR027477; Succ_DH/fumarate_Rdtase_cat_sf.
DR InterPro; IPR014006; Succ_Dhase_FrdA_Gneg.
DR NCBIfam; TIGR01176; fum_red_Fp; 1.
DR NCBIfam; TIGR01812; sdhA_frdA_Gneg; 1.
DR PANTHER; PTHR11632:SF82; FUMARATE REDUCTASE FLAVOPROTEIN SUBUNIT; 1.
DR PANTHER; PTHR11632; SUCCINATE DEHYDROGENASE 2 FLAVOPROTEIN SUBUNIT; 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 PRINTS; PR00411; PNDRDTASEI.
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 membrane {ECO:0000256|ARBA:ARBA00022475};
KW Electron transport {ECO:0000256|ARBA:ARBA00022982,
KW ECO:0000256|RuleBase:RU362050};
KW FAD {ECO:0000256|ARBA:ARBA00022827, ECO:0000256|PIRSR:PIRSR630664-51};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630, ECO:0000256|PIRSR:PIRSR630664-
KW 51}; Membrane {ECO:0000256|ARBA:ARBA00023136};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU362050};
KW Reference proteome {ECO:0000313|Proteomes:UP000196573};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU362050}.
FT DOMAIN 7..397
FT /note="FAD-dependent oxidoreductase 2 FAD binding"
FT /evidence="ECO:0000259|Pfam:PF00890"
FT DOMAIN 453..580
FT /note="Fumarate reductase/succinate dehydrogenase
FT flavoprotein-like C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02910"
FT ACT_SITE 288
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000171-1"
FT BINDING 12..17
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 37..52
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 212
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 233
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 245
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 380
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 391
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 396..397
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
SQ SEQUENCE 592 AA; 64993 MW; 2E7C494B35B4D84A CRC64;
MQIVNADIVI VGAGGAGLRA AIAAAEKNPG LNIALISKVY PMRSHTVAAE GGSAGVVQAH
DSLENHFQDT VAGGDWLCDQ DTVDYFVSHS TEEMIRLENW GCPWTRKDDG NVNVRAFGGM
KIERTWFAAD KSGFHMLHTL FQTSIKYPQI KRFDEYFATD LIIEDGRAQG VVAIEIATGE
PKTFLGCAVV FATGGSGRVF RFNTNGAIVT GDGHAMAFRA GAALRDMEFV QYHPTGLPGS
GVLMTEGCRG EGGILLNKHG YRYLQDYGLG PETPVGEPKN KYMELGPRDR LSQAFWNEQR
KGNTIETPLG DAVHLDLRHL GKEKLMERLP LICSLAKNYL GVDPVTDPVP VRPAVHYTMG
GIRSDQTCKT DIPGLFVAGE CASNGMHGAN RLGSNSLAET VVFGKVAGEM AVDFASQATQ
SDEKILAEQG RSHLSRIDAM RNANGTEKAS HIRHEMVQTM EKTLGIYRLG EEMQEGVDKI
AELRERFKNV KVEDKTKVYN TELLLAFELD SSLMVAEAMA VGALNRKESR GAHQRLDGFE
QRDDENFLKH TLTYFNGDKA PRLDYEAVNI TRFQPAERVY GAAGEKQGEE KK
//
