ID A3N2H7_ACTP2 Unreviewed; 599 AA.
AC A3N2H7;
DT 03-APR-2007, integrated into UniProtKB/TrEMBL.
DT 03-APR-2007, sequence version 1.
DT 27-MAR-2024, entry version 108.
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:ABN74613.1};
GN OrderedLocusNames=APL_1529 {ECO:0000313|EMBL:ABN74613.1};
OS Actinobacillus pleuropneumoniae serotype 5b (strain L20).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Pasteurellales;
OC Pasteurellaceae; Actinobacillus.
OX NCBI_TaxID=416269 {ECO:0000313|EMBL:ABN74613.1, ECO:0000313|Proteomes:UP000001432};
RN [1] {ECO:0000313|EMBL:ABN74613.1, ECO:0000313|Proteomes:UP000001432}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=L20 {ECO:0000313|EMBL:ABN74613.1,
RC ECO:0000313|Proteomes:UP000001432};
RX PubMed=18065534; DOI=10.1128/JB.01845-07;
RA Foote S.J., Bosse J.T., Bouevitch A.B., Langford P.R., Young N.M.,
RA Nash J.H.;
RT "The complete genome sequence of Actinobacillus pleuropneumoniae L20
RT (serotype 5b).";
RL J. Bacteriol. 190:1495-1496(2008).
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; CP000569; ABN74613.1; -; Genomic_DNA.
DR RefSeq; WP_005598820.1; NC_009053.1.
DR AlphaFoldDB; A3N2H7; -.
DR STRING; 416269.APL_1529; -.
DR EnsemblBacteria; ABN74613; ABN74613; APL_1529.
DR GeneID; 69418795; -.
DR KEGG; apl:APL_1529; -.
DR eggNOG; COG1053; Bacteria.
DR HOGENOM; CLU_014312_6_2_6; -.
DR Proteomes; UP000001432; 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: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:UP000001432};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU362050}.
FT DOMAIN 7..398
FT /note="FAD-dependent oxidoreductase 2 FAD binding"
FT /evidence="ECO:0000259|Pfam:PF00890"
FT DOMAIN 454..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 357
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 381
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 392
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
FT BINDING 397..398
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR630664-51"
SQ SEQUENCE 599 AA; 65994 MW; 89971ADD2BA27ACB CRC64;
MQSVNFDVAI IGAGGGGLRA AIAAAEANPN LKIALISKVY PMRSHTVAAE GGSAAVIKDT
DSFDNHFNDT VGGGDWLCEQ DIVEYFVEHS PIEMTQLERW GCPWSRREDG EVNVRRFGGM
KIERTWFAAD KTGFHLLHTL FQTSIKYPNI VRFDEHFVLD ILTDNGEARG CVAMNMMEGT
LVQINANAVV IATGGGCRTY RFNTNGGIVT GDGLSMAYRH GVALRDMEFV QYHPTGLPNT
GILMTEGCRG EGGILVNKDG YRYLQDYGLG PETPIGKPEN KYMELGPRDK VSQAFWQEWK
KGNTLKTAKG VDVVHLDLRH LGEKHLTERL PFICELARAY EGVDPVTSPI PVRPVVHYTM
GGIEVDMHAE TSIKGLFAVG ECASSGLHGA NRLGSNSLAE LVVFGKVAGE NAARRAQEAG
PRNQAQIDAQ AQDVVARLHA LARQEGNESW SDIRNQMGDA MEEGCGIYRT QESMEGAVNK
IHELRERYKN ISVKDKSSVF NTDLLYKIEL GFILDVAQSI ACSAVERKES RGAHQRLDYT
ERDDVNYLKH TQAFYNADGT PTIKYSDVKI TKSQPAKRVY GAEAEAQEKA KKAAEQAQK
//
