ID K9WXA3_9NOST Unreviewed; 112 AA.
AC K9WXA3;
DT 06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT 06-MAR-2013, sequence version 1.
DT 27-MAR-2024, entry version 47.
DE RecName: Full=Cytochrome c6 {ECO:0000256|HAMAP-Rule:MF_00594};
DE AltName: Full=Cytochrome c-553 {ECO:0000256|HAMAP-Rule:MF_00594};
DE AltName: Full=Cytochrome c553 {ECO:0000256|HAMAP-Rule:MF_00594};
DE AltName: Full=Soluble cytochrome f {ECO:0000256|HAMAP-Rule:MF_00594};
DE Flags: Precursor;
GN Name=petJ {ECO:0000256|HAMAP-Rule:MF_00594};
GN ORFNames=Cylst_2640 {ECO:0000313|EMBL:AFZ24843.1};
OS Cylindrospermum stagnale PCC 7417.
OC Bacteria; Cyanobacteriota; Cyanophyceae; Nostocales; Nostocaceae;
OC Cylindrospermum.
OX NCBI_TaxID=56107 {ECO:0000313|EMBL:AFZ24843.1, ECO:0000313|Proteomes:UP000010475};
RN [1] {ECO:0000313|EMBL:AFZ24843.1, ECO:0000313|Proteomes:UP000010475}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 7417 {ECO:0000313|EMBL:AFZ24843.1,
RC ECO:0000313|Proteomes:UP000010475};
RG US DOE Joint Genome Institute;
RA Gugger M., Coursin T., Rippka R., Tandeau De Marsac N., Huntemann M.,
RA Wei C.-L., Han J., Detter J.C., Han C., Tapia R., Chen A., Kyrpides N.,
RA Mavromatis K., Markowitz V., Szeto E., Ivanova N., Pagani I., Pati A.,
RA Goodwin L., Nordberg H.P., Cantor M.N., Hua S.X., Woyke T., Kerfeld C.A.;
RT "Finished chromosome of genome of Cylindrospermum stagnale PCC 7417.";
RL Submitted (JUN-2012) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Functions as an electron carrier between membrane-bound
CC cytochrome b6-f and photosystem I in oxygenic photosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_00594}.
CC -!- SUBUNIT: Monomer. {ECO:0000256|HAMAP-Rule:MF_00594}.
CC -!- SUBCELLULAR LOCATION: Cellular thylakoid lumen
CC {ECO:0000256|ARBA:ARBA00004518, ECO:0000256|HAMAP-Rule:MF_00594}.
CC -!- PTM: Binds 1 heme c group per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_00594}.
CC -!- SIMILARITY: Belongs to the cytochrome c family. PetJ subfamily.
CC {ECO:0000256|ARBA:ARBA00009650, ECO:0000256|HAMAP-Rule:MF_00594}.
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DR EMBL; CP003642; AFZ24843.1; -; Genomic_DNA.
DR RefSeq; WP_015208097.1; NC_019757.1.
DR AlphaFoldDB; K9WXA3; -.
DR STRING; 56107.Cylst_2640; -.
DR KEGG; csg:Cylst_2640; -.
DR PATRIC; fig|56107.3.peg.2917; -.
DR eggNOG; COG2010; Bacteria.
DR HOGENOM; CLU_101159_1_0_3; -.
DR OrthoDB; 5570429at2; -.
DR Proteomes; UP000010475; Chromosome.
DR GO; GO:0031979; C:plasma membrane-derived 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; Cytochrome c-like domain; 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 PANTHER; PTHR34688:SF4; CYTOCHROME C-553; 1.
DR PANTHER; PTHR34688; CYTOCHROME C6, CHLOROPLASTIC; 1.
DR Pfam; PF13442; Cytochrome_CBB3; 1.
DR PRINTS; PR00605; CYTCHROMECIC.
DR SUPFAM; SSF46626; Cytochrome c; 1.
DR PROSITE; PS51007; CYTC; 1.
PE 3: Inferred from homology;
KW Electron transport {ECO:0000256|HAMAP-Rule:MF_00594};
KW Heme {ECO:0000256|ARBA:ARBA00022617, ECO:0000256|HAMAP-Rule:MF_00594};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|HAMAP-Rule:MF_00594};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00594}; Photosynthesis {ECO:0000256|HAMAP-Rule:MF_00594};
KW Reference proteome {ECO:0000313|Proteomes:UP000010475};
KW Signal {ECO:0000256|HAMAP-Rule:MF_00594};
KW Thylakoid {ECO:0000256|ARBA:ARBA00023078, ECO:0000256|HAMAP-Rule:MF_00594};
KW Transport {ECO:0000256|HAMAP-Rule:MF_00594}.
FT SIGNAL 1..25
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00594"
FT CHAIN 26..112
FT /note="Cytochrome c6"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00594"
FT /id="PRO_5009016557"
FT DOMAIN 26..106
FT /note="Cytochrome c"
FT /evidence="ECO:0000259|PROSITE:PS51007"
FT BINDING 39
FT /ligand="heme c"
FT /ligand_id="ChEBI:CHEBI:61717"
FT /note="covalent"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00594"
FT BINDING 42
FT /ligand="heme c"
FT /ligand_id="ChEBI:CHEBI:61717"
FT /note="covalent"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00594"
FT BINDING 43
FT /ligand="heme c"
FT /ligand_id="ChEBI:CHEBI:61717"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00594"
FT BINDING 83
FT /ligand="heme c"
FT /ligand_id="ChEBI:CHEBI:61717"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00594"
SQ SEQUENCE 112 AA; 11670 MW; 043F3F80262C271B CRC64;
MKKIVSILLL GIAIFTIAFS SPALAADAAS GAKVFSANCA QCHAGGRNLV NAAKSLKKAD
LEKYGLYSAE AIIAQVTKGK GAMPAFGARL KANQIEDVAA YVLAQADKDW KK
//
