ID W6KAD8_MAGSQ Unreviewed; 257 AA.
AC W6KAD8;
DT 16-APR-2014, integrated into UniProtKB/TrEMBL.
DT 16-APR-2014, sequence version 1.
DT 27-MAR-2024, entry version 41.
DE RecName: Full=Fumarate reductase iron-sulfur subunit {ECO:0000256|ARBA:ARBA00017261};
DE EC=1.3.5.1 {ECO:0000256|ARBA:ARBA00012792};
DE AltName: Full=Quinol-fumarate reductase iron-sulfur subunit {ECO:0000256|ARBA:ARBA00029732};
GN Name=frdB {ECO:0000313|EMBL:CCQ75196.1};
GN ORFNames=MGMAQ_3368 {ECO:0000313|EMBL:CCQ75196.1};
OS Magnetospira sp. (strain QH-2) (Marine magnetic spirillum (strain QH-2)).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodospirillales;
OC Thalassospiraceae; Magnetospira.
OX NCBI_TaxID=1288970 {ECO:0000313|EMBL:CCQ75196.1, ECO:0000313|Proteomes:UP000032733};
RN [1] {ECO:0000313|EMBL:CCQ75196.1, ECO:0000313|Proteomes:UP000032733}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=QH-2 {ECO:0000313|EMBL:CCQ75196.1,
RC ECO:0000313|Proteomes:UP000032733};
RX PubMed=23841906; DOI=10.1111/1462-2920.12180;
RA Ji B., Zhang S.D., Arnoux P., Rouy Z., Alberto F., Philippe N., Murat D.,
RA Zhang W.J., Rioux J.B., Ginet N., Sabaty M., Mangenot S., Pradel N.,
RA Tian J., Yang J., Zhang L., Zhang W., Pan H., Henrissat B., Coutinho P.M.,
RA Li Y., Xiao T., Medigue C., Barbe V., Pignol D., Talla E., Wu L.F.;
RT "Comparative genomic analysis provides insights into the evolution and
RT niche adaptation of marine Magnetospira sp. QH-2 strain.";
RL Environ. Microbiol. 16:525-544(2014).
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 -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|ARBA:ARBA00034078};
CC -!- COFACTOR:
CC Name=[3Fe-4S] cluster; Xref=ChEBI:CHEBI:21137;
CC Evidence={ECO:0000256|ARBA:ARBA00001927};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|ARBA:ARBA00001966};
CC -!- SUBCELLULAR LOCATION: Membrane {ECO:0000256|ARBA:ARBA00004287};
CC Peripheral membrane protein {ECO:0000256|ARBA:ARBA00004287};
CC Cytoplasmic side {ECO:0000256|ARBA:ARBA00004287}.
CC -!- SIMILARITY: Belongs to the succinate dehydrogenase/fumarate reductase
CC iron-sulfur protein family. {ECO:0000256|ARBA:ARBA00009433}.
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DR EMBL; FO538765; CCQ75196.1; -; Genomic_DNA.
DR RefSeq; WP_065814701.1; NZ_FO538765.1.
DR AlphaFoldDB; W6KAD8; -.
DR STRING; 1288970.MGMAQ_3368; -.
DR KEGG; magq:MGMAQ_3368; -.
DR HOGENOM; CLU_044838_3_2_5; -.
DR OrthoDB; 9804391at2; -.
DR Proteomes; UP000032733; Chromosome.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-KW.
DR GO; GO:0051537; F:2 iron, 2 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0009055; F:electron transfer activity; IEA:InterPro.
DR GO; GO:0102040; F:fumarate reductase (menaquinone); IEA:RHEA.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0006099; P:tricarboxylic acid cycle; IEA:InterPro.
DR Gene3D; 3.10.20.30; -; 1.
DR Gene3D; 1.10.1060.10; Alpha-helical ferredoxin; 1.
DR InterPro; IPR036010; 2Fe-2S_ferredoxin-like_sf.
DR InterPro; IPR006058; 2Fe2S_fd_BS.
DR InterPro; IPR017896; 4Fe4S_Fe-S-bd.
DR InterPro; IPR017900; 4Fe4S_Fe_S_CS.
DR InterPro; IPR012675; Beta-grasp_dom_sf.
DR InterPro; IPR009051; Helical_ferredxn.
DR InterPro; IPR004489; Succ_DH/fum_Rdtase_Fe-S.
DR InterPro; IPR025192; Succ_DH/fum_Rdtase_N.
DR NCBIfam; TIGR00384; dhsB; 1.
DR PANTHER; PTHR43551; FUMARATE REDUCTASE IRON-SULFUR SUBUNIT; 1.
DR PANTHER; PTHR43551:SF2; FUMARATE REDUCTASE IRON-SULFUR SUBUNIT; 1.
DR Pfam; PF13085; Fer2_3; 1.
DR Pfam; PF13183; Fer4_8; 1.
DR SUPFAM; SSF54292; 2Fe-2S ferredoxin-like; 1.
DR SUPFAM; SSF46548; alpha-helical ferredoxin; 1.
DR PROSITE; PS00197; 2FE2S_FER_1; 1.
DR PROSITE; PS00198; 4FE4S_FER_1; 1.
DR PROSITE; PS51379; 4FE4S_FER_2; 1.
PE 3: Inferred from homology;
KW 2Fe-2S {ECO:0000256|ARBA:ARBA00022714};
KW 4Fe-4S {ECO:0000256|ARBA:ARBA00022485};
KW Cell membrane {ECO:0000256|ARBA:ARBA00022475};
KW Iron {ECO:0000256|ARBA:ARBA00023004};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014};
KW Membrane {ECO:0000256|ARBA:ARBA00022475};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Oxidoreductase {ECO:0000313|EMBL:CCQ75196.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000032733}.
FT DOMAIN 140..169
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
SQ SEQUENCE 257 AA; 28762 MW; 3922FD3BF1CF5711 CRC64;
MSERQITLEV LRYRPESDSE PVFQSYSVPC QEEWVVLDAL NYVKDHLDRT LSYRWSCHMA
VCGSCAMVIN DEPMLSCKAF LRDLPDHIRV EPLHNFPIER DLMISLDDFM AKLKSVKPYL
VPKQPVTEPD GTYKQSSAQL NKFKSFAMCI NCMACYSVCP QYALNEGFAG PAALALAHRY
NADSRDEGRS VREDVVASNT GIWECTFVGA CSEVCPKHVD PAAAIQQTKI ASTVDYFKYL
LLPGKGRVGK QGTGNGK
//
