ID A0A2U2HK49_9BURK Unreviewed; 399 AA.
AC A0A2U2HK49;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 24-JAN-2024, entry version 20.
DE RecName: Full=Cytochrome c oxidase subunit 2 {ECO:0000256|RuleBase:RU004024};
DE EC=7.1.1.9 {ECO:0000256|RuleBase:RU004024};
GN Name=coxB {ECO:0000313|EMBL:PWF47880.1};
GN ORFNames=C7C56_013535 {ECO:0000313|EMBL:PWF47880.1};
OS Massilia glaciei.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Oxalobacteraceae; Telluria group; Massilia.
OX NCBI_TaxID=1524097 {ECO:0000313|EMBL:PWF47880.1, ECO:0000313|Proteomes:UP000241421};
RN [1] {ECO:0000313|EMBL:PWF47880.1, ECO:0000313|Proteomes:UP000241421}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=B448-2 {ECO:0000313|EMBL:PWF47880.1,
RC ECO:0000313|Proteomes:UP000241421};
RA Wang H.;
RT "Massilia violaceinigra sp. nov., a novel purple-pigmented bacterium
RT isolated from Tianshan glacier, Xinjiang, China.";
RL Submitted (APR-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Subunits I and II form the functional core of the enzyme
CC complex. Electrons originating in cytochrome c are transferred via heme
CC a and Cu(A) to the binuclear center formed by heme a3 and Cu(B).
CC {ECO:0000256|ARBA:ARBA00024688, ECO:0000256|RuleBase:RU004024}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=4 Fe(II)-[cytochrome c] + 8 H(+)(in) + O2 = 4 Fe(III)-
CC [cytochrome c] + 4 H(+)(out) + 2 H2O; Xref=Rhea:RHEA:11436,
CC Rhea:RHEA-COMP:10350, Rhea:RHEA-COMP:14399, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:15379, ChEBI:CHEBI:29033,
CC ChEBI:CHEBI:29034; EC=7.1.1.9;
CC Evidence={ECO:0000256|RuleBase:RU004024};
CC -!- COFACTOR:
CC Name=Cu cation; Xref=ChEBI:CHEBI:23378;
CC Evidence={ECO:0000256|RuleBase:RU004024};
CC Note=Binds a copper A center. {ECO:0000256|RuleBase:RU004024};
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000256|RuleBase:RU000456};
CC Multi-pass membrane protein {ECO:0000256|RuleBase:RU000456}. Membrane
CC {ECO:0000256|ARBA:ARBA00004141}; Multi-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004141}. Periplasm
CC {ECO:0000256|ARBA:ARBA00004418}.
CC -!- SIMILARITY: Belongs to the cytochrome c oxidase subunit 2 family.
CC {ECO:0000256|ARBA:ARBA00007866, ECO:0000256|RuleBase:RU000456}.
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:PWF47880.1}.
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DR EMBL; PXWF02000223; PWF47880.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2U2HK49; -.
DR OrthoDB; 9781261at2; -.
DR Proteomes; UP000241421; Unassembled WGS sequence.
DR GO; GO:0042597; C:periplasmic space; IEA:UniProtKB-SubCell.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0070469; C:respirasome; IEA:UniProtKB-KW.
DR GO; GO:0005507; F:copper ion binding; IEA:InterPro.
DR GO; GO:0004129; F:cytochrome-c oxidase activity; IEA:UniProtKB-EC.
DR GO; GO:0020037; F:heme binding; IEA:InterPro.
DR Gene3D; 1.10.287.90; -; 1.
DR Gene3D; 2.60.40.420; Cupredoxins - blue copper proteins; 1.
DR Gene3D; 1.10.760.10; Cytochrome c-like domain; 1.
DR InterPro; IPR045187; CcO_II.
DR InterPro; IPR002429; CcO_II-like_C.
DR InterPro; IPR001505; Copper_CuA.
DR InterPro; IPR008972; Cupredoxin.
DR InterPro; IPR009056; Cyt_c-like_dom.
DR InterPro; IPR036909; Cyt_c-like_dom_sf.
DR InterPro; IPR014222; Cyt_c_oxidase_su2.
DR InterPro; IPR011759; Cyt_c_oxidase_su2_TM_dom.
DR InterPro; IPR036257; Cyt_c_oxidase_su2_TM_sf.
DR NCBIfam; TIGR02866; CoxB; 1.
DR PANTHER; PTHR22888:SF9; CYTOCHROME C OXIDASE SUBUNIT 2; 1.
DR PANTHER; PTHR22888; CYTOCHROME C OXIDASE, SUBUNIT II; 1.
DR Pfam; PF00116; COX2; 1.
DR Pfam; PF02790; COX2_TM; 1.
DR Pfam; PF13442; Cytochrome_CBB3; 1.
DR PRINTS; PR01166; CYCOXIDASEII.
DR SUPFAM; SSF49503; Cupredoxins; 1.
DR SUPFAM; SSF46626; Cytochrome c; 1.
DR SUPFAM; SSF81464; Cytochrome c oxidase subunit II-like, transmembrane region; 1.
DR PROSITE; PS00078; COX2; 1.
DR PROSITE; PS50857; COX2_CUA; 1.
DR PROSITE; PS50999; COX2_TM; 1.
DR PROSITE; PS51007; CYTC; 1.
PE 3: Inferred from homology;
KW Copper {ECO:0000256|ARBA:ARBA00023008, ECO:0000256|RuleBase:RU004024};
KW Electron transport {ECO:0000256|ARBA:ARBA00022982,
KW ECO:0000256|RuleBase:RU000456};
KW Heme {ECO:0000256|ARBA:ARBA00022617, ECO:0000256|PROSITE-ProRule:PRU00433};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|PROSITE-ProRule:PRU00433};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|SAM:Phobius};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|PROSITE-
KW ProRule:PRU00433}; Reference proteome {ECO:0000313|Proteomes:UP000241421};
KW Respiratory chain {ECO:0000256|ARBA:ARBA00022660,
KW ECO:0000256|RuleBase:RU000456}; Signal {ECO:0000256|SAM:SignalP};
KW Translocase {ECO:0000256|ARBA:ARBA00022967};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692,
KW ECO:0000256|RuleBase:RU000456};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|SAM:Phobius};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU000456}.
FT SIGNAL 1..24
FT /evidence="ECO:0000256|SAM:SignalP"
FT CHAIN 25..399
FT /note="Cytochrome c oxidase subunit 2"
FT /evidence="ECO:0000256|SAM:SignalP"
FT /id="PRO_5015725955"
FT TRANSMEM 61..81
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 102..120
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 35..130
FT /note="Cytochrome oxidase subunit II transmembrane region
FT profile"
FT /evidence="ECO:0000259|PROSITE:PS50999"
FT DOMAIN 131..276
FT /note="Cytochrome oxidase subunit II copper A binding"
FT /evidence="ECO:0000259|PROSITE:PS50857"
FT DOMAIN 296..379
FT /note="Cytochrome c"
FT /evidence="ECO:0000259|PROSITE:PS51007"
SQ SEQUENCE 399 AA; 43077 MW; C8D9C60F89908090 CRC64;
MTYAKRLQAL MLGLAVGAGI PALAAPAAPA TPGGAPVDYQ LNLAEPATQI AKEIYTLHNG
MMAVCIVIFV AVFGVMFYSI LKHRKSVGHK PATFHESTAV EIAWTIIPFL IVIVMALPAT
STVVDMKDTS NADITIKATG MQWKWGYDYL EGEGKGITFL SNLSTPREQI GQPGVAATQA
RGAHYLMEVD NEVVVPVNKK IRIVLTANDV IHAWMIPAFG VKQDAIPGFV RDTWFKSERT
GTFRGQCAEL CGKEHAFMPI VVRVVTDKEY TAWVEGKNKE MALLAEDPSK VWTLDELNTK
GADVYAKNCA VCHMANGQGS EGAFAALDGS AIVNGPKAAH IDVLLNGLKS GKFPTAMPAW
NSMSNSEIAA VITYTRNNWS NKASENIVQP AEVLAARKQ
//