ID K9QRM0_NOSS7 Unreviewed; 110 AA.
AC K9QRM0;
DT 06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT 06-MAR-2013, sequence version 1.
DT 27-MAR-2024, entry version 50.
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 OrderedLocusNames=Nos7524_2428 {ECO:0000313|EMBL:AFY48270.1};
OS Nostoc sp. (strain ATCC 29411 / PCC 7524).
OC Bacteria; Cyanobacteriota; Cyanophyceae; Nostocales; Nostocaceae; Nostoc.
OX NCBI_TaxID=28072 {ECO:0000313|EMBL:AFY48270.1, ECO:0000313|Proteomes:UP000010378};
RN [1] {ECO:0000313|Proteomes:UP000010378}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 29411 / PCC 7524 {ECO:0000313|Proteomes:UP000010378};
RX PubMed=23277585; DOI=10.1073/pnas.1217107110;
RA Shih P.M., Wu D., Latifi A., Axen S.D., Fewer D.P., Talla E., Calteau A.,
RA Cai F., Tandeau de Marsac N., Rippka R., Herdman M., Sivonen K.,
RA Coursin T., Laurent T., Goodwin L., Nolan M., Davenport K.W., Han C.S.,
RA Rubin E.M., Eisen J.A., Woyke T., Gugger M., Kerfeld C.A.;
RT "Improving the coverage of the cyanobacterial phylum using diversity-driven
RT genome sequencing.";
RL Proc. Natl. Acad. Sci. U.S.A. 110:1053-1058(2013).
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; CP003552; AFY48270.1; -; Genomic_DNA.
DR RefSeq; WP_015138712.1; NC_019684.1.
DR AlphaFoldDB; K9QRM0; -.
DR STRING; 28072.Nos7524_2428; -.
DR KEGG; nop:Nos7524_2428; -.
DR PATRIC; fig|28072.8.peg.2646; -.
DR eggNOG; COG2010; Bacteria.
DR HOGENOM; CLU_101159_1_0_3; -.
DR OrthoDB; 5570429at2; -.
DR Proteomes; UP000010378; 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:UP000010378};
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..110
FT /note="Cytochrome c6"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00594"
FT /id="PRO_5009016517"
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 110 AA; 11632 MW; A6B815D0E35E2FAB CRC64;
MKKLFSLLLL GITIFTFAFS NPALAADSAS GAKVFSANCA ACHAGGKNLV QANKTLKKDA
LEQFGMYSAD AIIAQVTNGK NAMPAFKGRL TSDQIEDVAA YVLEQADKGW
//
