ID   RNFD_BUCAP              Reviewed;         349 AA.
AC   Q8KA19;
DT   15-NOV-2002, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2002, sequence version 1.
DT   25-MAY-2022, entry version 110.
DE   RecName: Full=Ion-translocating oxidoreductase complex subunit D {ECO:0000255|HAMAP-Rule:MF_00462};
DE            EC=7.-.-.- {ECO:0000255|HAMAP-Rule:MF_00462};
DE   AltName: Full=Rnf electron transport complex subunit D {ECO:0000255|HAMAP-Rule:MF_00462};
GN   Name=rnfD {ECO:0000255|HAMAP-Rule:MF_00462}; OrderedLocusNames=BUsg_108;
OS   Buchnera aphidicola subsp. Schizaphis graminum (strain Sg).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Erwiniaceae; Buchnera.
OX   NCBI_TaxID=198804;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Sg;
RX   PubMed=12089438; DOI=10.1126/science.1071278;
RA   Tamas I., Klasson L., Canbaeck B., Naeslund A.K., Eriksson A.-S.,
RA   Wernegreen J.J., Sandstroem J.P., Moran N.A., Andersson S.G.E.;
RT   "50 million years of genomic stasis in endosymbiotic bacteria.";
RL   Science 296:2376-2379(2002).
CC   -!- FUNCTION: Part of a membrane-bound complex that couples electron
CC       transfer with translocation of ions across the membrane.
CC       {ECO:0000255|HAMAP-Rule:MF_00462}.
CC   -!- COFACTOR:
CC       Name=FMN; Xref=ChEBI:CHEBI:58210;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00462};
CC   -!- SUBUNIT: The complex is composed of six subunits: RnfA, RnfB, RnfC,
CC       RnfD, RnfE and RnfG. {ECO:0000255|HAMAP-Rule:MF_00462}.
CC   -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC       Rule:MF_00462}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_00462}.
CC   -!- SIMILARITY: Belongs to the NqrB/RnfD family. {ECO:0000255|HAMAP-
CC       Rule:MF_00462}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; AE013218; AAM67677.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q8KA19; -.
DR   SMR; Q8KA19; -.
DR   STRING; 198804.BUsg_108; -.
DR   EnsemblBacteria; AAM67677; AAM67677; BUsg_108.
DR   KEGG; bas:BUsg_108; -.
DR   eggNOG; COG4658; Bacteria.
DR   HOGENOM; CLU_042020_0_0_6; -.
DR   OMA; GWQWINL; -.
DR   Proteomes; UP000000416; Chromosome.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR   GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0022900; P:electron transport chain; IEA:UniProtKB-UniRule.
DR   GO; GO:0055085; P:transmembrane transport; IEA:InterPro.
DR   HAMAP; MF_00462; RsxD_RnfD; 1.
DR   InterPro; IPR004338; NqrB/RnfD.
DR   InterPro; IPR011303; RnfD.
DR   PANTHER; PTHR30578; PTHR30578; 1.
DR   PANTHER; PTHR30578:SF0; PTHR30578:SF0; 1.
DR   Pfam; PF03116; NQR2_RnfD_RnfE; 1.
DR   TIGRFAMs; TIGR01946; rnfD; 1.
PE   3: Inferred from homology;
KW   Cell inner membrane; Cell membrane; Electron transport; Flavoprotein; FMN;
KW   Membrane; Phosphoprotein; Translocase; Transmembrane; Transmembrane helix;
KW   Transport.
FT   CHAIN           1..349
FT                   /note="Ion-translocating oxidoreductase complex subunit D"
FT                   /id="PRO_0000074451"
FT   TRANSMEM        20..40
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00462"
FT   TRANSMEM        42..62
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00462"
FT   TRANSMEM        83..105
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00462"
FT   TRANSMEM        120..140
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00462"
FT   TRANSMEM        212..232
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00462"
FT   TRANSMEM        236..256
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00462"
FT   TRANSMEM        263..283
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00462"
FT   TRANSMEM        291..311
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00462"
FT   TRANSMEM        319..339
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00462"
FT   MOD_RES         184
FT                   /note="FMN phosphoryl threonine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00462"
SQ   SEQUENCE   349 AA;  40056 MW;  B604082CC4BA1C55 CRC64;
     MKLKKMNLPY ISNTYDVRKI MFLVVLSCIP GLCTEIYFFG CGVLIQTLLF VIISLLFEII
     ILKMRRKNIK NSLFDYSSFL TAVLLGLSTP CALPWWMIIF SCFFAIVISK YLYGGLGQNI
     FNPAMIGYVV LLISFPVHMT AWNEKNSSLS FYNDIKKSIN LILFYNKLNN SKKKICPDNF
     TEATPLDDFK TKSHFDYDFF PEESAVKKKT KIVSIAWKYI NISFLIGGCF LLYKKVICWR
     IPLSFLSSLI FFSSITYFYS QKFFCSPLFH LFSGGTMMCA FFIATDPVTT SCTKIGKIFF
     GLIIGFLVWI IRNYSDYPDG IAFSVLFANM IVPLMDAYLK TSGYGHKNL