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Database: UniProt
Entry: Q8EE80
LinkDB: Q8EE80
Original site: Q8EE80 
ID   ETCB_SHEON              Reviewed;         193 AA.
AC   Q8EE80;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   01-OCT-2014, entry version 89.
DE   RecName: Full=Electron transport complex subunit B {ECO:0000255|HAMAP-Rule:MF_00463};
GN   Name=rnfB {ECO:0000255|HAMAP-Rule:MF_00463};
GN   OrderedLocusNames=SO_2509;
OS   Shewanella oneidensis (strain MR-1).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Shewanellaceae; Shewanella.
OX   NCBI_TaxID=211586;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MR-1;
RX   PubMed=12368813; DOI=10.1038/nbt749;
RA   Heidelberg J.F., Paulsen I.T., Nelson K.E., Gaidos E.J., Nelson W.C.,
RA   Read T.D., Eisen J.A., Seshadri R., Ward N.L., Methe B.A.,
RA   Clayton R.A., Meyer T., Tsapin A., Scott J., Beanan M.J.,
RA   Brinkac L.M., Daugherty S.C., DeBoy R.T., Dodson R.J., Durkin A.S.,
RA   Haft D.H., Kolonay J.F., Madupu R., Peterson J.D., Umayam L.A.,
RA   White O., Wolf A.M., Vamathevan J.J., Weidman J.F., Impraim M.,
RA   Lee K., Berry K.J., Lee C., Mueller J., Khouri H.M., Gill J.,
RA   Utterback T.R., McDonald L.A., Feldblyum T.V., Smith H.O.,
RA   Venter J.C., Nealson K.H., Fraser C.M.;
RT   "Genome sequence of the dissimilatory metal ion-reducing bacterium
RT   Shewanella oneidensis.";
RL   Nat. Biotechnol. 20:1118-1123(2002).
CC   -!- FUNCTION: Part of a membrane complex involved in electron
CC       transport. {ECO:0000255|HAMAP-Rule:MF_00463}.
CC   -!- COFACTOR: Binds 1 2Fe-2S cluster. {ECO:0000255|HAMAP-
CC       Rule:MF_00463}.
CC   -!- COFACTOR: Binds 2 4Fe-4S clusters. {ECO:0000255|HAMAP-
CC       Rule:MF_00463}.
CC   -!- SUBUNIT: Composed of six subunits. {ECO:0000255|HAMAP-
CC       Rule:MF_00463}.
CC   -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC       Rule:MF_00463}; Peripheral membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_00463}.
CC   -!- SIMILARITY: Belongs to the 4Fe4S bacterial-type ferredoxin family.
CC       RnfB subfamily. {ECO:0000255|HAMAP-Rule:MF_00463}.
CC   -!- SIMILARITY: Contains 1 4Fe-4S domain. {ECO:0000305}.
CC   -!- SIMILARITY: Contains 2 4Fe-4S ferredoxin-type domains.
CC       {ECO:0000255|HAMAP-Rule:MF_00463}.
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DR   EMBL; AE014299; AAN55540.1; -; Genomic_DNA.
DR   RefSeq; NP_718096.1; NC_004347.2.
DR   RefSeq; WP_011072472.1; NC_004347.2.
DR   ProteinModelPortal; Q8EE80; -.
DR   STRING; 211586.SO_2509; -.
DR   EnsemblBacteria; AAN55540; AAN55540; SO_2509.
DR   GeneID; 1170220; -.
DR   KEGG; son:SO_2509; -.
DR   PATRIC; 23524647; VBISheOne101494_2415.
DR   eggNOG; COG2878; -.
DR   HOGENOM; HOG000262938; -.
DR   KO; K03616; -.
DR   OMA; TQNLKNW; -.
DR   OrthoDB; EOG60SCM3; -.
DR   PhylomeDB; Q8EE80; -.
DR   GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
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 carrier activity; IEA:InterPro.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0022900; P:electron transport chain; IEA:InterPro.
DR   HAMAP; MF_00463; RsxB_RnfB; 1.
DR   InterPro; IPR007202; 4Fe-4S_dom.
DR   InterPro; IPR017896; 4Fe4S_Fe-S-bd.
DR   InterPro; IPR017900; 4Fe4S_Fe_S_CS.
DR   InterPro; IPR010207; Elect_transpt_cplx_RnfB.
DR   InterPro; IPR016463; RnfB_Proteobac.
DR   Pfam; PF04060; FeS; 1.
DR   PIRSF; PIRSF005784; Elect_transpt_RnfB; 1.
DR   TIGRFAMs; TIGR01944; rnfB; 1.
DR   PROSITE; PS51656; 4FE4S; 1.
DR   PROSITE; PS00198; 4FE4S_FER_1; 2.
DR   PROSITE; PS51379; 4FE4S_FER_2; 2.
PE   3: Inferred from homology;
KW   2Fe-2S; 4Fe-4S; Cell inner membrane; Cell membrane; Complete proteome;
KW   Electron transport; Iron; Iron-sulfur; Membrane; Metal-binding;
KW   Reference proteome; Repeat; Transport.
FT   CHAIN         1    193       Electron transport complex subunit B.
FT                                /FTId=PRO_1000013654.
FT   DOMAIN       32     90       4Fe-4S.
FT   DOMAIN      105    134       4Fe-4S ferredoxin-type 1.
FT                                {ECO:0000255|HAMAP-Rule:MF_00463}.
FT   DOMAIN      136    164       4Fe-4S ferredoxin-type 2.
FT                                {ECO:0000255|HAMAP-Rule:MF_00463}.
FT   REGION        1     26       Hydrophobic.
FT   METAL        49     49       Iron-sulfur 1 (2Fe-2S).
FT                                {ECO:0000255|HAMAP-Rule:MF_00463}.
FT   METAL        52     52       Iron-sulfur 1 (2Fe-2S).
FT                                {ECO:0000255|HAMAP-Rule:MF_00463}.
FT   METAL        57     57       Iron-sulfur 1 (2Fe-2S).
FT                                {ECO:0000255|HAMAP-Rule:MF_00463}.
FT   METAL        73     73       Iron-sulfur 1 (2Fe-2S).
FT                                {ECO:0000255|HAMAP-Rule:MF_00463}.
FT   METAL       114    114       Iron-sulfur 2 (4Fe-4S).
FT                                {ECO:0000255|HAMAP-Rule:MF_00463}.
FT   METAL       117    117       Iron-sulfur 2 (4Fe-4S).
FT                                {ECO:0000255|HAMAP-Rule:MF_00463}.
FT   METAL       120    120       Iron-sulfur 2 (4Fe-4S).
FT                                {ECO:0000255|HAMAP-Rule:MF_00463}.
FT   METAL       124    124       Iron-sulfur 3 (4Fe-4S).
FT                                {ECO:0000255|HAMAP-Rule:MF_00463}.
FT   METAL       144    144       Iron-sulfur 3 (4Fe-4S).
FT                                {ECO:0000255|HAMAP-Rule:MF_00463}.
FT   METAL       147    147       Iron-sulfur 3 (4Fe-4S).
FT                                {ECO:0000255|HAMAP-Rule:MF_00463}.
FT   METAL       150    150       Iron-sulfur 3 (4Fe-4S).
FT                                {ECO:0000255|HAMAP-Rule:MF_00463}.
FT   METAL       154    154       Iron-sulfur 2 (4Fe-4S).
FT                                {ECO:0000255|HAMAP-Rule:MF_00463}.
SQ   SEQUENCE   193 AA;  20762 MW;  994FA44336A60E1C CRC64;
     MSTMLIAVIL LTLLALFFGV LLGFAALKFK VEGNPIVDEL EAILPQTQCG QCGYPGCRPY
     AEAIANGDKV NKCPPGGTAT MEKLASLMGV EPEPLNAEAQ SQVKKVAYIR EDECIGCTKC
     IQACPVDAII GAGKLMHTVL TADCTGCDLC VEPCPVDCID MVPVTQNLKN WNWRLNAIPV
     TLIQETPHEE KRG
//
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