ID   RNFA_BUCBP              Reviewed;         194 AA.
AC   Q89AX0;
DT   23-MAY-2003, integrated into UniProtKB/Swiss-Prot.
DT   23-MAY-2003, sequence version 1.
DT   25-MAY-2022, entry version 110.
DE   RecName: Full=Ion-translocating oxidoreductase complex subunit A {ECO:0000255|HAMAP-Rule:MF_00459};
DE            EC=7.-.-.- {ECO:0000255|HAMAP-Rule:MF_00459};
DE   AltName: Full=Rnf electron transport complex subunit A {ECO:0000255|HAMAP-Rule:MF_00459};
GN   Name=rnfA {ECO:0000255|HAMAP-Rule:MF_00459}; OrderedLocusNames=bbp_108;
OS   Buchnera aphidicola subsp. Baizongia pistaciae (strain Bp).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Erwiniaceae; Buchnera.
OX   NCBI_TaxID=224915;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Bp;
RX   PubMed=12522265; DOI=10.1073/pnas.0235981100;
RA   van Ham R.C.H.J., Kamerbeek J., Palacios C., Rausell C., Abascal F.,
RA   Bastolla U., Fernandez J.M., Jimenez L., Postigo M., Silva F.J.,
RA   Tamames J., Viguera E., Latorre A., Valencia A., Moran F., Moya A.;
RT   "Reductive genome evolution in Buchnera aphidicola.";
RL   Proc. Natl. Acad. Sci. U.S.A. 100:581-586(2003).
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_00459}.
CC   -!- SUBUNIT: The complex is composed of six subunits: RnfA, RnfB, RnfC,
CC       RnfD, RnfE and RnfG. {ECO:0000255|HAMAP-Rule:MF_00459}.
CC   -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC       Rule:MF_00459}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_00459}.
CC   -!- SIMILARITY: Belongs to the NqrDE/RnfAE family. {ECO:0000255|HAMAP-
CC       Rule:MF_00459}.
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DR   EMBL; AE016826; AAO26842.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q89AX0; -.
DR   SMR; Q89AX0; -.
DR   STRING; 224915.bbp_108; -.
DR   EnsemblBacteria; AAO26842; AAO26842; bbp_108.
DR   KEGG; bab:bbp_108; -.
DR   eggNOG; COG4657; Bacteria.
DR   HOGENOM; CLU_095255_1_0_6; -.
DR   OMA; CPFFGVS; -.
DR   Proteomes; UP000000601; 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   HAMAP; MF_00459; RsxA_RnfA; 1.
DR   InterPro; IPR011293; Ion_transpt_RnfA/RsxA.
DR   InterPro; IPR003667; NqrDE/RnfAE.
DR   Pfam; PF02508; Rnf-Nqr; 1.
DR   PIRSF; PIRSF006102; NQR_DE; 1.
DR   TIGRFAMs; TIGR01943; rnfA; 1.
PE   3: Inferred from homology;
KW   Cell inner membrane; Cell membrane; Electron transport; Membrane;
KW   Reference proteome; Translocase; Transmembrane; Transmembrane helix;
KW   Transport.
FT   CHAIN           1..194
FT                   /note="Ion-translocating oxidoreductase complex subunit A"
FT                   /id="PRO_0000214288"
FT   TRANSMEM        1..21
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00459"
FT   TRANSMEM        48..68
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00459"
FT   TRANSMEM        73..93
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00459"
FT   TRANSMEM        103..123
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00459"
FT   TRANSMEM        135..155
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00459"
FT   TRANSMEM        172..192
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00459"
SQ   SEQUENCE   194 AA;  21824 MW;  A043CBAC9E72A110 CRC64;
     MVMHFFLLFV SNILINNFIL VRFLGLCPFM GISRTIDSAI GMGLATTCVI VFVSIISWLI
     NFYILIPFHL IHLCTMTYML IIAVSVQIFE IIVKKVSSTL YRLLGIYLPL ITTNCSVLAI
     PLMNTKLNSN FIESVLYGFS SSLGFFLVLV IFSSIRERIS ESDVPMYFRG YPIALITASL
     LAIAFMGFDG LIKF