QOX4_STAAW
ID QOX4_STAAW Reviewed; 96 AA.
AC Q7A184;
DT 06-FEB-2007, integrated into UniProtKB/Swiss-Prot.
DT 05-JUL-2004, sequence version 1.
DT 25-MAY-2022, entry version 87.
DE RecName: Full=Probable quinol oxidase subunit 4;
DE EC=1.10.3.-;
DE AltName: Full=Quinol oxidase polypeptide IV;
GN Name=qoxD; OrderedLocusNames=MW0941;
OS Staphylococcus aureus (strain MW2).
OC Bacteria; Firmicutes; Bacilli; Bacillales; Staphylococcaceae;
OC Staphylococcus.
OX NCBI_TaxID=196620;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MW2;
RX PubMed=12044378; DOI=10.1016/s0140-6736(02)08713-5;
RA Baba T., Takeuchi F., Kuroda M., Yuzawa H., Aoki K., Oguchi A., Nagai Y.,
RA Iwama N., Asano K., Naimi T., Kuroda H., Cui L., Yamamoto K., Hiramatsu K.;
RT "Genome and virulence determinants of high virulence community-acquired
RT MRSA.";
RL Lancet 359:1819-1827(2002).
CC -!- FUNCTION: Catalyzes quinol oxidation with the concomitant reduction of
CC oxygen to water. {ECO:0000250}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2 a quinol + O2 = 2 a quinone + 2 H2O; Xref=Rhea:RHEA:55376,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15379, ChEBI:CHEBI:24646,
CC ChEBI:CHEBI:132124;
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000250}; Multi-pass membrane
CC protein {ECO:0000250}.
CC -!- SIMILARITY: Belongs to the cytochrome c oxidase bacterial subunit 4
CC family. {ECO:0000305}.
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DR EMBL; BA000033; BAB94806.1; -; Genomic_DNA.
DR AlphaFoldDB; Q7A184; -.
DR SMR; Q7A184; -.
DR EnsemblBacteria; BAB94806; BAB94806; BAB94806.
DR KEGG; sam:MW0941; -.
DR HOGENOM; CLU_140945_2_0_9; -.
DR OMA; AASIWIM; -.
DR Proteomes; UP000000418; Chromosome.
DR GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0016682; F:oxidoreductase activity, acting on diphenols and related substances as donors, oxygen as acceptor; IEA:InterPro.
DR GO; GO:0042773; P:ATP synthesis coupled electron transport; IEA:InterPro.
DR InterPro; IPR005171; Cyt_c_oxidase_su4_prok.
DR InterPro; IPR014250; QoxD.
DR Pfam; PF03626; COX4_pro; 1.
DR TIGRFAMs; TIGR02901; QoxD; 1.
PE 3: Inferred from homology;
KW Cell membrane; Membrane; Oxidoreductase; Transmembrane;
KW Transmembrane helix.
FT CHAIN 1..96
FT /note="Probable quinol oxidase subunit 4"
FT /id="PRO_0000275862"
FT TRANSMEM 8..28
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 36..56
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 68..88
FT /note="Helical"
FT /evidence="ECO:0000255"
SQ SEQUENCE 96 AA; 10687 MW; 614E29CDB8BE3EAE CRC64;
MSTIMKHTVG FIASIVLTLL AVYVTLYTSL TFHAKLTIIF GFAFVQAGLQ LLMFMHLTEG
KDGRLQTFKV IFALVITLCF VVGTYWVMQG GHSSHL