(data stored in SCRATCH zone)

SWISSPROT: CYC6_LEPBY

ID   CYC6_LEPBY              Reviewed;          85 AA.
AC   P00117;
DT   21-JUL-1986, integrated into UniProtKB/Swiss-Prot.
DT   21-JUL-1986, sequence version 1.
DT   11-DEC-2019, entry version 97.
DE   RecName: Full=Cytochrome c6;
DE   AltName: Full=Cytochrome c-553;
DE   AltName: Full=Cytochrome c553;
DE   AltName: Full=Soluble cytochrome f;
GN   Name=petJ;
OS   Leptolyngbya boryana (Plectonema boryanum).
OC   Bacteria; Cyanobacteria; Synechococcales; Leptolyngbyaceae; Leptolyngbya.
OX   NCBI_TaxID=1184;
RN   [1]
RP   PROTEIN SEQUENCE.
RC   STRAIN=PCC7602 / UTEX 426 / CCAP 1462/2;
RX   PubMed=199428; DOI=10.1111/j.1432-1033.1977.tb11738.x;
RA   Aitken A.;
RT   "Purification and primary structure of cytochrome f from the
RT   cyanobacterium, Plectonema boryanum.";
RL   Eur. J. Biochem. 78:273-279(1977).
CC   -!- FUNCTION: Functions as an electron carrier between membrane-bound
CC       cytochrome b6-f and photosystem I in oxygenic photosynthesis.
CC   -!- SUBUNIT: Monomer. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Cellular thylakoid lumen {ECO:0000305}.
CC   -!- PTM: Binds 1 heme group per subunit.
CC   -!- SIMILARITY: Belongs to the cytochrome c family. PetJ subfamily.
CC       {ECO:0000305}.
DR   PIR; A00109; CCPB6.
DR   SMR; P00117; -.
DR   PRIDE; P00117; -.
DR   GO; GO:0031977; C:thylakoid lumen; IEA:UniProtKB-SubCell.
DR   GO; GO:0009055; F:electron transfer activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0020037; F:heme binding; IEA:InterPro.
DR   GO; GO:0005506; F:iron ion binding; IEA:InterPro.
DR   GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-UniRule.
DR   Gene3D; 1.10.760.10; -; 1.
DR   HAMAP; MF_00594; Cytc_PetJ; 1.
DR   InterPro; IPR009056; Cyt_c-like_dom.
DR   InterPro; IPR036909; Cyt_c-like_dom_sf.
DR   InterPro; IPR023655; Cyt_C6.
DR   InterPro; IPR008168; Cyt_C_IC.
DR   Pfam; PF13442; Cytochrome_CBB3; 1.
DR   PRINTS; PR00605; CYTCHROMECIC.
DR   SUPFAM; SSF46626; SSF46626; 1.
DR   PROSITE; PS51007; CYTC; 1.
PE   1: Evidence at protein level;
DR   PRODOM; P00117.
DR   SWISS-2DPAGE; P00117.
KW   Direct protein sequencing; Electron transport; Heme; Iron; Metal-binding;
KW   Photosynthesis; Thylakoid; Transport.
FT   CHAIN           1..85
FT                   /note="Cytochrome c6"
FT                   /id="PRO_0000208684"
FT   METAL           18
FT                   /note="Iron (heme axial ligand)"
FT   METAL           58
FT                   /note="Iron (heme axial ligand)"
FT   BINDING         14
FT                   /note="Heme (covalent)"
FT   BINDING         17
FT                   /note="Heme (covalent)"
SQ   SEQUENCE   85 AA;  8576 MW;  B9C0EF4042A505B4 CRC64;
     ADAAAGGKVF NANCAACHAS GGGQINGAKT LKKNALTANG KDTVEAIVAQ VTNGKGAMPA
     FKGRLSDDQI QSVALYVLDK AEKGW
//

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