ID   CYC6_BRYMA              Reviewed;          88 AA.
AC   P11448;
DT   01-OCT-1989, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-1989, sequence version 1.
DT   22-JUL-2008, entry version 57.
DE   RecName: Full=Cytochrome c6;
DE   AltName: Full=Soluble cytochrome f;
DE   AltName: Full=Cytochrome c-553;
DE   AltName: Full=Cytochrome c553;
GN   Name=petJ;
OS   Bryopsis maxima (Green alga).
OC   Eukaryota; Viridiplantae; Chlorophyta; Ulvophyceae; Bryopsidales;
OC   Bryopsidaceae; Bryopsis.
OX   NCBI_TaxID=3129;
RN   [1]
RP   PROTEIN SEQUENCE, AND CHARACTERIZATION.
RX   MEDLINE=88139277; PubMed=3481367;
RA   Okamoto Y., Minami Y., Matsubara H., Sugimura Y.;
RT   "Studies on algal cytochromes VI: some properties and amino acid
RT   sequence of cytochrome c6 from a green alga, Bryopsis maxima.";
RL   J. Biochem. 102:1251-1260(1987).
CC   -!- FUNCTION: Functions as an electron carrier between membrane-bound
CC       cytochrome b6-f and photosystem I in oxygenic photosynthesis.
CC   -!- BIOPHYSICOCHEMICAL PROPERTIES:
CC       Redox potential:
CC         E(0) is +385 mV;
CC   -!- SUBUNIT: Monomer.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid lumen.
CC   -!- PTM: Binds 1 heme group per subunit.
CC   -!- SIMILARITY: Belongs to the cytochrome c family. PetJ subfamily.
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DR   PIR; A30021; CCBM6.
DR   HSSP; P08197; 1CYJ.
DR   InterPro; IPR009056; Cyt_c_monohaem.
DR   InterPro; IPR003088; Cyt_CI.
DR   InterPro; IPR008168; Cyt_CIC.
DR   InterPro; IPR002323; Cyt_CIE.
DR   Gene3D; G3DSA:1.10.760.10; Cytochrome_c_R; 1.
DR   Pfam; PF00034; Cytochrom_C; 1.
DR   PRINTS; PR00605; CYTCHROMECIC.
DR   PRINTS; PR00607; CYTCHROMECIE.
DR   PROSITE; PS51007; CYTC; 1.
PE   1: Evidence at protein level;
KW   Chloroplast; Direct protein sequencing; Electron transport; Heme;
KW   Iron; Metal-binding; Photosynthesis; Plastid; Thylakoid; Transport.
FT   CHAIN         1     88       Cytochrome c6.
FT                                /FTId=PRO_0000208672.
FT   METAL        19     19       Iron (heme axial ligand).
FT   METAL        61     61       Iron (heme axial ligand).
FT   BINDING      15     15       Heme (covalent).
FT   BINDING      18     18       Heme (covalent).
SQ   SEQUENCE   88 AA;  9286 MW;  EFDE2C2680175E01 CRC64;
     GGDLEIGADV FTGNCAACHA GGANSVEPLK TLNKEDVTKY LDGGLSIEAI TSQVRNGKGA
     MPAWSDRLDD EEIDGVVAYV FKNINEGW
//