ID   YHCB_ECOL6              Reviewed;         132 AA.
AC   P0ADW4; P39436;
DT   06-DEC-2005, integrated into UniProtKB/Swiss-Prot.
DT   04-DEC-2007, sequence version 2.
DT   25-MAY-2022, entry version 70.
DE   RecName: Full=Putative cytochrome d ubiquinol oxidase subunit 3;
DE            EC=1.10.3.-;
DE   AltName: Full=Cytochrome bd-I oxidase subunit III;
GN   Name=yhcB; OrderedLocusNames=c3987;
OS   Escherichia coli O6:H1 (strain CFT073 / ATCC 700928 / UPEC).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=199310;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CFT073 / ATCC 700928 / UPEC;
RX   PubMed=12471157; DOI=10.1073/pnas.252529799;
RA   Welch R.A., Burland V., Plunkett G. III, Redford P., Roesch P., Rasko D.,
RA   Buckles E.L., Liou S.-R., Boutin A., Hackett J., Stroud D., Mayhew G.F.,
RA   Rose D.J., Zhou S., Schwartz D.C., Perna N.T., Mobley H.L.T.,
RA   Donnenberg M.S., Blattner F.R.;
RT   "Extensive mosaic structure revealed by the complete genome sequence of
RT   uropathogenic Escherichia coli.";
RL   Proc. Natl. Acad. Sci. U.S.A. 99:17020-17024(2002).
CC   -!- SUBUNIT: Could be a subunit of the cytochrome bd ubiquinol oxidase
CC       complex. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000250}.
CC   -!- SIMILARITY: To H.influenzae HI_1628. {ECO:0000305}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=AAN82427.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; AE014075; AAN82427.1; ALT_INIT; Genomic_DNA.
DR   RefSeq; WP_001295270.1; NC_004431.1.
DR   AlphaFoldDB; P0ADW4; -.
DR   SMR; P0ADW4; -.
DR   STRING; 199310.c3987; -.
DR   EnsemblBacteria; AAN82427; AAN82427; c3987.
DR   GeneID; 66672871; -.
DR   KEGG; ecc:c3987; -.
DR   eggNOG; COG3105; Bacteria.
DR   HOGENOM; CLU_135606_1_0_6; -.
DR   Proteomes; UP000001410; 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:0016491; F:oxidoreductase activity; IEA:UniProtKB-KW.
DR   InterPro; IPR009386; DUF1043.
DR   PANTHER; PTHR39579; PTHR39579; 1.
DR   Pfam; PF06295; DUF1043; 1.
DR   PIRSF; PIRSF006318; YhcB; 1.
PE   3: Inferred from homology;
KW   Cell inner membrane; Cell membrane; Membrane; Oxidoreductase;
KW   Transmembrane; Transmembrane helix.
FT   CHAIN           1..132
FT                   /note="Putative cytochrome d ubiquinol oxidase subunit 3"
FT                   /id="PRO_0000169479"
FT   TRANSMEM        1..21
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   REGION          95..132
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   132 AA;  14961 MW;  6A57A58B5FD1C171 CRC64;
     MTWEYALIGL VVGIIIGAVA MRFGNRKLRQ QQALQYELEK NKAELDEYRE ELVSHFARSA
     ELLDTMAHDY RQLYQHMAKS SSSLLPELSA EANPFRNRLA ESEASNDQAP VQMPRDYSEG
     ASGLLRTGAK RD