ID A0A063XXX8_9GAMM Unreviewed; 383 AA.
AC A0A063XXX8;
DT 03-SEP-2014, integrated into UniProtKB/TrEMBL.
DT 03-SEP-2014, sequence version 1.
DT 24-JAN-2024, entry version 37.
DE RecName: Full=Cytochrome c oxidase subunit 2 {ECO:0000256|RuleBase:RU004024};
DE EC=7.1.1.9 {ECO:0000256|RuleBase:RU004024};
GN ORFNames=ADINL_2107 {ECO:0000313|EMBL:KDE38978.1};
OS Nitrincola lacisaponensis.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Oceanospirillaceae; Nitrincola.
OX NCBI_TaxID=267850 {ECO:0000313|EMBL:KDE38978.1, ECO:0000313|Proteomes:UP000027318};
RN [1] {ECO:0000313|EMBL:KDE38978.1, ECO:0000313|Proteomes:UP000027318}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=4CA {ECO:0000313|EMBL:KDE38978.1,
RC ECO:0000313|Proteomes:UP000027318};
RX PubMed=16280482; DOI=10.1099/ijs.0.63647-0;
RA Dimitriu P.A., Shukla S.K., Conradt J., Marquez M.C., Ventosa A.,
RA Maglia A., Peyton B.M., Pinkart H.C., Mormile M.R.;
RT "Nitrincola lacisaponensis gen. nov., sp. nov., a novel alkaliphilic
RT bacterium isolated from an alkaline, saline lake.";
RL Int. J. Syst. Evol. Microbiol. 55:2273-2278(2005).
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}.
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:KDE38978.1}.
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DR EMBL; JMSZ01000032; KDE38978.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A063XXX8; -.
DR STRING; 267850.ADINL_2107; -.
DR PATRIC; fig|267850.7.peg.2075; -.
DR OrthoDB; 9781261at2; -.
DR Proteomes; UP000027318; 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: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}; Oxidoreductase {ECO:0000313|EMBL:KDE38978.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000027318};
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..25
FT /evidence="ECO:0000256|SAM:SignalP"
FT CHAIN 26..383
FT /note="Cytochrome c oxidase subunit 2"
FT /evidence="ECO:0000256|SAM:SignalP"
FT /id="PRO_5001620033"
FT TRANSMEM 49..74
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 95..114
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 28..123
FT /note="Cytochrome oxidase subunit II transmembrane region
FT profile"
FT /evidence="ECO:0000259|PROSITE:PS50999"
FT DOMAIN 124..261
FT /note="Cytochrome oxidase subunit II copper A binding"
FT /evidence="ECO:0000259|PROSITE:PS50857"
FT DOMAIN 281..363
FT /note="Cytochrome c"
FT /evidence="ECO:0000259|PROSITE:PS51007"
SQ SEQUENCE 383 AA; 42418 MW; 851C4A092C3A4BB4 CRC64;
MGRILYAYLY AASICLIVLS TTAQASSINT SSGFNMPPGV TEISREVYSL HMTILWICVA
IAVVVFGVMF YSLIVYRKSK GAKPAHFHEN TTVEIIWTAV PLVILVLMAV PATATLKKMY
DTSDAELDVL VTGYQWRWRY EYLEEDVSFF SNLATPREQI YEAEEKGDFY LVEVDEPMVV
PTGVKVRLLL TANDVIHSWW VPDLAVKKDA IPGFINETWF KVDEPGIYRG QCAELCGRDH
AFMPIEVKAV SPDEYQLWLA SRREAAEAEV AGADREWSLD ELMERGAGTY NTYCAACHQP
QGQGLPPMFP ALAGVGMSVD PDGLRAHKEI VLYGKTGTAM PAFGSTLSAA ELAAVITYER
NAWGNDTGDL IQPSAIRAML ESQ
//