ID A0A257KIS5_9BRAD Unreviewed; 291 AA.
AC A0A257KIS5;
DT 20-DEC-2017, integrated into UniProtKB/TrEMBL.
DT 20-DEC-2017, sequence version 1.
DT 27-MAR-2024, entry version 25.
DE RecName: Full=Cbb3-type cytochrome c oxidase subunit {ECO:0000256|PIRNR:PIRNR000006};
GN Name=ccoP {ECO:0000313|EMBL:OYU87284.1};
GN ORFNames=CFE29_25050 {ECO:0000313|EMBL:OYU87284.1};
OS Bradyrhizobiaceae bacterium PARB1.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Nitrobacteraceae.
OX NCBI_TaxID=2015576 {ECO:0000313|EMBL:OYU87284.1, ECO:0000313|Proteomes:UP000216768};
RN [1] {ECO:0000313|EMBL:OYU87284.1, ECO:0000313|Proteomes:UP000216768}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PARB1 {ECO:0000313|EMBL:OYU87284.1};
RA Kojadinovic M., Villain A., Puppo C., Fon Sing S., Prioretti L., Hubert P.,
RA Gregori G., Zhang Y., Sassi J.-F., Claverie J.-M., Blanc G., Gontero B.;
RT "A metagenomic investigation of the 'star' freshwater diatom Asterionella
RT formosa and its bacterial cohort.";
RL Submitted (JUN-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: C-type cytochrome. Part of the cbb3-type cytochrome c oxidase
CC complex. FixP subunit is required for transferring electrons from donor
CC cytochrome c via its heme groups to FixO subunit. From there, electrons
CC are shuttled to the catalytic binuclear center of FixN subunit where
CC oxygen reduction takes place. The complex also functions as a proton
CC pump. {ECO:0000256|ARBA:ARBA00025525}.
CC -!- COFACTOR:
CC Name=heme c; Xref=ChEBI:CHEBI:61717;
CC Evidence={ECO:0000256|PIRNR:PIRNR000006,
CC ECO:0000256|PIRSR:PIRSR000006-2};
CC Note=Binds 2 heme C groups per subunit. {ECO:0000256|PIRNR:PIRNR000006,
CC ECO:0000256|PIRSR:PIRSR000006-2};
CC -!- PATHWAY: Energy metabolism; oxidative phosphorylation.
CC {ECO:0000256|ARBA:ARBA00004673, ECO:0000256|PIRNR:PIRNR000006}.
CC -!- SUBUNIT: Component of the cbb3-type cytochrome c oxidase at least
CC composed of FixN, FixO, FixQ and FixP. {ECO:0000256|ARBA:ARBA00011203}.
CC -!- SUBCELLULAR LOCATION: Cell inner membrane
CC {ECO:0000256|ARBA:ARBA00004377}; Single-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004377}. Membrane
CC {ECO:0000256|ARBA:ARBA00004167}; Single-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004167}.
CC -!- SIMILARITY: Belongs to the CcoP / FixP family.
CC {ECO:0000256|ARBA:ARBA00006113, ECO:0000256|PIRNR:PIRNR000006}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:OYU87284.1}.
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DR EMBL; NKIY01000009; OYU87284.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A257KIS5; -.
DR UniPathway; UPA00705; -.
DR Proteomes; UP000216768; Unassembled WGS sequence.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0070469; C:respirasome; IEA:UniProtKB-KW.
DR GO; GO:0009055; F:electron transfer activity; IEA:InterPro.
DR GO; GO:0020037; F:heme binding; IEA:InterPro.
DR GO; GO:0005506; F:iron ion binding; IEA:InterPro.
DR GO; GO:0006119; P:oxidative phosphorylation; IEA:UniProtKB-UniPathway.
DR GO; GO:1902600; P:proton transmembrane transport; IEA:UniProtKB-KW.
DR Gene3D; 6.10.280.130; -; 1.
DR Gene3D; 1.10.760.10; Cytochrome c-like domain; 2.
DR InterPro; IPR032858; CcoP_N.
DR InterPro; IPR038414; CcoP_N_sf.
DR InterPro; IPR009056; Cyt_c-like_dom.
DR InterPro; IPR036909; Cyt_c-like_dom_sf.
DR InterPro; IPR008168; Cyt_C_IC.
DR InterPro; IPR004678; Cyt_c_oxidase_cbb3_su3.
DR NCBIfam; TIGR00782; ccoP; 1.
DR PANTHER; PTHR33751; CBB3-TYPE CYTOCHROME C OXIDASE SUBUNIT FIXP; 1.
DR PANTHER; PTHR33751:SF1; CBB3-TYPE CYTOCHROME C OXIDASE SUBUNIT FIXP; 1.
DR Pfam; PF13442; Cytochrome_CBB3; 2.
DR Pfam; PF14715; FixP_N; 1.
DR PIRSF; PIRSF000006; Cbb3-Cox_fixP; 1.
DR PRINTS; PR00605; CYTCHROMECIC.
DR SUPFAM; SSF46626; Cytochrome c; 2.
DR PROSITE; PS51007; CYTC; 2.
PE 3: Inferred from homology;
KW Cell inner membrane {ECO:0000256|ARBA:ARBA00022519,
KW ECO:0000256|PIRNR:PIRNR000006};
KW Cell membrane {ECO:0000256|ARBA:ARBA00022475,
KW ECO:0000256|PIRNR:PIRNR000006};
KW Electron transport {ECO:0000256|ARBA:ARBA00022982,
KW ECO:0000256|PIRNR:PIRNR000006};
KW Heme {ECO:0000256|ARBA:ARBA00022617, ECO:0000256|PIRNR:PIRNR000006};
KW Hydrogen ion transport {ECO:0000256|ARBA:ARBA00022781,
KW ECO:0000256|PIRNR:PIRNR000006};
KW Ion transport {ECO:0000256|ARBA:ARBA00023065,
KW ECO:0000256|PIRNR:PIRNR000006};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|PIRNR:PIRNR000006};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|PIRNR:PIRNR000006};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRNR:PIRNR000006};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|PIRNR:PIRNR000006}; Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Respiratory chain {ECO:0000256|ARBA:ARBA00022660,
KW ECO:0000256|PIRNR:PIRNR000006};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|SAM:Phobius};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|PIRNR:PIRNR000006}.
FT TRANSMEM 34..52
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 110..199
FT /note="Cytochrome c"
FT /evidence="ECO:0000259|PROSITE:PS51007"
FT DOMAIN 207..288
FT /note="Cytochrome c"
FT /evidence="ECO:0000259|PROSITE:PS51007"
FT BINDING 123
FT /ligand="heme c"
FT /ligand_id="ChEBI:CHEBI:61717"
FT /ligand_label="1"
FT /note="covalent"
FT /evidence="ECO:0000256|PIRSR:PIRSR000006-2"
FT BINDING 126
FT /ligand="heme c"
FT /ligand_id="ChEBI:CHEBI:61717"
FT /ligand_label="1"
FT /note="covalent"
FT /evidence="ECO:0000256|PIRSR:PIRSR000006-2"
FT BINDING 127
FT /ligand="heme c"
FT /ligand_id="ChEBI:CHEBI:61717"
FT /ligand_label="1"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000256|PIRSR:PIRSR000006-1"
FT BINDING 174
FT /ligand="heme c"
FT /ligand_id="ChEBI:CHEBI:61717"
FT /ligand_label="2"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000256|PIRSR:PIRSR000006-1"
FT BINDING 220
FT /ligand="heme c"
FT /ligand_id="ChEBI:CHEBI:61717"
FT /ligand_label="2"
FT /note="covalent"
FT /evidence="ECO:0000256|PIRSR:PIRSR000006-2"
FT BINDING 223
FT /ligand="heme c"
FT /ligand_id="ChEBI:CHEBI:61717"
FT /ligand_label="2"
FT /note="covalent"
FT /evidence="ECO:0000256|PIRSR:PIRSR000006-2"
FT BINDING 224
FT /ligand="heme c"
FT /ligand_id="ChEBI:CHEBI:61717"
FT /ligand_label="2"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000256|PIRSR:PIRSR000006-1"
FT BINDING 265
FT /ligand="heme c"
FT /ligand_id="ChEBI:CHEBI:61717"
FT /ligand_label="1"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000256|PIRSR:PIRSR000006-1"
SQ SEQUENCE 291 AA; 31272 MW; 74F5296966550E6C CRC64;
MSSHHEELDH ATGKTTTGHS WDGIKELNTP LPRWWVWTFY LTIIWSIGYW VVYPSWPLVS
GYAKGVIGYS SRADIGVELA NLDKIRGDKM AALNHASLEQ IEKDPALLAL ARAKGKTVFG
DNCAPCHGTG AAGSKGFPNL NDDDWLWGGS LEQIEKTIKF GARSGNAEAH EGAMLAFGRD
GILKKPEIET VANYVRALAG LSTVKGYDAE AGKKLFAENC ASCHGDAGKG NQDMGAPNLT
DGIWLYGSDE ATLVQTITNG RNAVMPAWVG RLDPATIKAL TVYVHTLGGG Q
//