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Q36309 (COX3_ARTSF) Reviewed, UniProtKB/Swiss-Prot

Last modified April 16, 2014. Version 72. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (1) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended name:
Cytochrome c oxidase subunit 3

EC=1.9.3.1
Alternative name(s):
Cytochrome c oxidase polypeptide III
Gene names
Name:COIII
Synonyms:CO-III
Encoded onMitochondrion
OrganismArtemia franciscana (Brine shrimp) (Artemia sanfranciscana)
Taxonomic identifier6661 [NCBI]
Taxonomic lineageEukaryotaMetazoaEcdysozoaArthropodaCrustaceaBranchiopodaAnostracaArtemiidaeArtemia

Protein attributes

Sequence length257 AA.
Sequence statusComplete.
Protein existenceInferred from homology

General annotation (Comments)

Function

Subunits I, II and III form the functional core of the enzyme complex.

Catalytic activity

4 ferrocytochrome c + O2 + 4 H+ = 4 ferricytochrome c + 2 H2O.

Subcellular location

Mitochondrion inner membrane; Multi-pass membrane protein By similarity.

Sequence similarities

Belongs to the cytochrome c oxidase subunit 3 family.

Ontologies

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 257257Cytochrome c oxidase subunit 3
PRO_0000183740

Regions

Transmembrane15 – 3521Helical; Potential
Transmembrane82 – 10221Helical; Potential
Transmembrane124 – 14421Helical; Potential
Transmembrane156 – 17621Helical; Potential
Transmembrane194 – 21421Helical; Potential
Transmembrane235 – 25521Helical; Potential

Sequences

Sequence LengthMass (Da)Tools
Q36309 [UniParc].

Last modified November 1, 1996. Version 1.
Checksum: 4B39F84696740076

FASTA25729,632
        10         20         30         40         50         60 
MNQLNHPYHL VNISPWPLAT GMGAFAMTSG LVKWFHSFDS MLFFTGINNN HICFDQWWRD 

        70         80         90        100        110        120 
VSREATFQGM HSTKVGFGLR WGMILFIISE VFFFVSFFWG FFHSSLSPNI EVGALWPPSE 

       130        140        150        160        170        180 
VESFLSALLN TSILLASGVT VTWAHHALME NNFDQCLQGL LFTVLLGLYF SFLQGLEYME 

       190        200        210        220        230        240 
ASFTIADSIY GSTFFLATGF HGLHVLIGTI FLMICILRHA KCYFSQHHFG FEAAAWYWHF 

       250 
VDVVWLFLYL SIYWWGE 

« Hide

References

[1]"Speciation in the Artemia genus: mitochondrial DNA analysis of bisexual and parthenogenetic brine shrimps."
Perez M.L., Valverde J.R., Batuecas B., Amat F., Marco R., Garesse R.
J. Mol. Evol. 38:156-168(1994) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
X69067 Genomic DNA. Translation: CAA48810.1.
PIRS60642.
RefSeqNP_007113.1. NC_001620.1.

3D structure databases

ProteinModelPortalQ36309.
SMRQ36309. Positions 6-256.
ModBaseSearch...
MobiDBSearch...

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

GeneID807791.

Organism-specific databases

CTD4514.

Family and domain databases

Gene3D1.20.120.80. 1 hit.
InterProIPR024791. Cyt_c/ubiquinol_Oxase_su3.
IPR000298. Cyt_c_oxidase_su3.
IPR013833. Cyt_c_oxidase_su3_a-hlx.
[Graphical view]
PANTHERPTHR11403. PTHR11403. 1 hit.
PfamPF00510. COX3. 1 hit.
[Graphical view]
SUPFAMSSF81452. SSF81452. 1 hit.
PROSITEPS50253. COX3. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameCOX3_ARTSF
AccessionPrimary (citable) accession number: Q36309
Entry history
Integrated into UniProtKB/Swiss-Prot: July 15, 1998
Last sequence update: November 1, 1996
Last modified: April 16, 2014
This is version 72 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)

Relevant documents

SIMILARITY comments

Index of protein domains and families