ID   Q8M9Z4      PRELIMINARY;      PRT;   215 AA.
AC   Q8M9Z4;
DT   01-OCT-2002 (TrEMBLrel. 22, Created)
DT   01-OCT-2002 (TrEMBLrel. 22, Last sequence update)
DT   01-MAR-2003 (TrEMBLrel. 23, Last annotation update)
DE   Apocytochrome b6 of cytochrome b6/f complex.
GN   PETB.
OS   Chaetosphaeridium globosum.
OG   Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Coleochaetales;
OC   Chaetosphaeridiaceae; Chaetosphaeridium.
OX   NCBI_TaxID=96477;
RN   [1]
RP   SEQUENCE FROM N.A.
RX   MEDLINE=22177139; PubMed=12161560;
RA   Turmel M., Otis C., Lemieux C.;
RT   "The chloroplast and mitochondrial genome sequences of the charophyte
RT   Chaetosphaeridium globosum: Insights into the timing of the events
RT   that restructured organelle DNAs within the green algal lineage that
RT   led to land plants.";
RL   Proc. Natl. Acad. Sci. U.S.A. 99:11275-11280(2002).
RN   [2]
RP   SEQUENCE FROM N.A.
RA   Lemieux C., Otis C., Turmel M.;
RL   Submitted (MAR-2002) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: COMPONENT OF THE CYTOCHROME B6/F COMPLEX WHICH IS PART
CC       OF THE CHLOROPLASTIC RESPIRATORY CHAIN (BY SIMILARITY).
CC   -!- COFACTOR: TWO HEME GROUPS (B562 AND B566) WHICH ARE NOT COVALENTLY
CC       BOUND TO THE PROTEIN (BY SIMILARITY).
CC   -!- SUBUNIT: THE MAIN SUBUNITS OF COMPLEX B6-F ARE: CYTOCHROME B6, 17
CC       KDA POLYPEPTIDE (PETD), CYTOCHROME F AND THE RIESKE PROTEIN (BY
CC       SIMILARITY).
CC   -!- SIMILARITY: BELONGS TO THE CYTOCHROME B FAMILY. CORRESPONDS TO THE
CC       AMINO END OF MITOCHONDRIAL CYTOCHROME B.
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DR   EMBL; AF494278; AAM96527.1; -.
DR   InterPro; IPR005797; Cytb_b6_N.
DR   Pfam; PF00033; cytochrome_b_N; 1.
DR   PROSITE; PS00192; CYTOCHROME_B_HEME; 1.
KW   Electron transport; Photosynthesis; Transmembrane; Transport;
KW   Chloroplast.
SQ   SEQUENCE   215 AA;  24230 MW;  2879F90589E0DDFA CRC64;
     MGKVYDWFEE RLEIQAIADD ISSKYVPPHV NIFYCLGGIT FTSFVIQVAS GFAMTFYYRP
     TVTEAFASVQ YIMTEVNFGW LIRSVHRWSA SMMVLMMILH IFRVYLTGGF KKPRELTWVT
     GVILSVLTVS FGVTGYSLPW DQVGYWAVKI VTGVPDAIPV IGSTVVELLR GSVSVGQSTL
     TRFYSLHTFV LPLLTAVFML MHFLMIRKQG ISGPL
//