ID A0A074MA23_9BACL Unreviewed; 311 AA.
AC A0A074MA23;
DT 01-OCT-2014, integrated into UniProtKB/TrEMBL.
DT 01-OCT-2014, sequence version 1.
DT 27-MAR-2024, entry version 35.
DE RecName: Full=Cytochrome c oxidase subunit 2 {ECO:0000256|RuleBase:RU004024};
DE EC=7.1.1.9 {ECO:0000256|RuleBase:RU004024};
GN ORFNames=EL26_12945 {ECO:0000313|EMBL:KEO82812.1};
OS Tumebacillus flagellatus.
OC Bacteria; Bacillota; Bacilli; Bacillales; Alicyclobacillaceae;
OC Tumebacillus.
OX NCBI_TaxID=1157490 {ECO:0000313|EMBL:KEO82812.1, ECO:0000313|Proteomes:UP000027931};
RN [1] {ECO:0000313|EMBL:KEO82812.1, ECO:0000313|Proteomes:UP000027931}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=GST4 {ECO:0000313|EMBL:KEO82812.1,
RC ECO:0000313|Proteomes:UP000027931};
RX PubMed=23435245; DOI=10.1099/ijs.0.045351-0;
RA Wang Q., Xie N., Qin Y., Shen N., Zhu J., Mi H., Huang R.;
RT "Tumebacillus flagellatus sp. nov., an alpha-amylase/pullulanase-producing
RT bacterium isolated from cassava wastewater.";
RL Int. J. Syst. Evol. Microbiol. 63:3138-3142(2013).
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:KEO82812.1}.
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DR EMBL; JMIR01000017; KEO82812.1; -; Genomic_DNA.
DR RefSeq; WP_038089084.1; NZ_JMIR01000017.1.
DR AlphaFoldDB; A0A074MA23; -.
DR STRING; 1157490.EL26_12945; -.
DR eggNOG; COG1622; Bacteria.
DR eggNOG; COG2010; Bacteria.
DR OrthoDB; 9781261at2; -.
DR Proteomes; UP000027931; 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; PF00034; Cytochrom_C; 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:UP000027931};
KW Respiratory chain {ECO:0000256|ARBA:ARBA00022660,
KW ECO:0000256|RuleBase:RU000456};
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 TRANSMEM 25..48
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 68..90
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 1..96
FT /note="Cytochrome oxidase subunit II transmembrane region
FT profile"
FT /evidence="ECO:0000259|PROSITE:PS50999"
FT DOMAIN 97..214
FT /note="Cytochrome oxidase subunit II copper A binding"
FT /evidence="ECO:0000259|PROSITE:PS50857"
FT DOMAIN 216..311
FT /note="Cytochrome c"
FT /evidence="ECO:0000259|PROSITE:PS51007"
SQ SEQUENCE 311 AA; 34986 MW; 269F770710F5ABAD CRC64;
MGGFNFGLPE ALTQTAKDID GLFGMIFWIT LCVFVLVEGL LAIFLIRYRR KHPDKQGYAI
HGSTKAEVIW TLIPAVILVF IGVWSSGMVY TIQTPPSDVY EIKVTGMKWS WEFEYPNGAK
SYGELHIPND RNVMFKITSK DVIHSFWVPE FRMKQDAVPG RVTSYTVNVK DIAQAGSEYK
ERIICAEYCG NNHSKMLANL FIDDGKKFDS WVETEKTRKK TDAAYVIQAN GCTSCHTIDG
GKSAGPTWKG LYDSDRKLAN GQSVKADDAY IKESITNPNA KVAEGFQPMM PTFQLDEESL
NNVVQYIKTL K
//
