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Q0H8X4 (COX3_USTMA) Reviewed, UniProtKB/Swiss-Prot

Last modified April 16, 2014. Version 59. 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:COX3
Encoded onMitochondrion
OrganismUstilago maydis (strain 521 / FGSC 9021) (Corn smut fungus) [Reference proteome]
Taxonomic identifier237631 [NCBI]
Taxonomic lineageEukaryotaFungiDikaryaBasidiomycotaUstilaginomycotinaUstilaginomycetesUstilaginalesUstilaginaceaeUstilago

Protein attributes

Sequence length275 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 – 275275Cytochrome c oxidase subunit 3
PRO_0000271143

Regions

Transmembrane22 – 4221Helical; Potential
Transmembrane52 – 7221Helical; Potential
Transmembrane96 – 11621Helical; Potential
Transmembrane132 – 15221Helical; Potential
Transmembrane173 – 19321Helical; Potential
Transmembrane211 – 23121Helical; Potential
Transmembrane253 – 27321Helical; Potential

Sequences

Sequence LengthMass (Da)Tools
Q0H8X4 [UniParc].

Last modified October 3, 2006. Version 1.
Checksum: F47E44E4B7347DE3

FASTA27530,314
        10         20         30         40         50         60 
MNTQLSRTQF QFQPFHLVTP SPWPLLTSFA LLILTSAAVM YFNGYANPLG GSGALLVGIG 

        70         80         90        100        110        120 
LATTVAAMAL WFRDVVAEGT FLGDHTILVQ KGITMGVALF IISEVFFFIS VFWAFFHSSL 

       130        140        150        160        170        180 
SPTVELGAQW PPVGIATINP FELPLLNTIL LLSSGATVTY AHHSVIEGNR RGAILGTLMT 

       190        200        210        220        230        240 
LIFAVLFTIC QGIEYLNAGF TIADGVFGST FFFSTGFHGV HVIIGTLFIA VAFFRMLSYH 

       250        260        270 
LTDHHHLGFE ASILYWHFVD VVWLFLFISV YWWGS 

« Hide

References

[1]"Annotation of mitochondrial genome of Ustilago maydis and comparative analysis of basidiomycete mtDNAs."
Kennell J.C., Boehmer C.
Submitted (AUG-2005) to the EMBL/GenBank/DDBJ databases
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: 521 / FGSC 9021.
[2]"Insights from the genome of the biotrophic fungal plant pathogen Ustilago maydis."
Kaemper J., Kahmann R., Boelker M., Ma L.-J., Brefort T., Saville B.J., Banuett F., Kronstad J.W., Gold S.E., Mueller O., Perlin M.H., Woesten H.A.B., de Vries R., Ruiz-Herrera J., Reynaga-Pena C.G., Snetselaar K., McCann M., Perez-Martin J. expand/collapse author list , Feldbruegge M., Basse C.W., Steinberg G., Ibeas J.I., Holloman W., Guzman P., Farman M.L., Stajich J.E., Sentandreu R., Gonzalez-Prieto J.M., Kennell J.C., Molina L., Schirawski J., Mendoza-Mendoza A., Greilinger D., Muench K., Roessel N., Scherer M., Vranes M., Ladendorf O., Vincon V., Fuchs U., Sandrock B., Meng S., Ho E.C.H., Cahill M.J., Boyce K.J., Klose J., Klosterman S.J., Deelstra H.J., Ortiz-Castellanos L., Li W., Sanchez-Alonso P., Schreier P.H., Haeuser-Hahn I., Vaupel M., Koopmann E., Friedrich G., Voss H., Schlueter T., Margolis J., Platt D., Swimmer C., Gnirke A., Chen F., Vysotskaia V., Mannhaupt G., Gueldener U., Muensterkoetter M., Haase D., Oesterheld M., Mewes H.-W., Mauceli E.W., DeCaprio D., Wade C.M., Butler J., Young S.K., Jaffe D.B., Calvo S.E., Nusbaum C., Galagan J.E., Birren B.W.
Nature 444:97-101(2006) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: 521 / FGSC 9021.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
DQ157700 Genomic DNA. Translation: AAZ67014.1.
AACP01000277 Genomic DNA. No translation available.
RefSeqYP_762698.1. NC_008368.1.

3D structure databases

ProteinModelPortalQ0H8X4.
SMRQ0H8X4. Positions 11-275.
ModBaseSearch...
MobiDBSearch...

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

GeneID4308279.
KEGGuma:UsmafMp11.

Phylogenomic databases

eggNOGCOG1845.
KOK02262.
OrthoDBEOG7V76HP.

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_USTMA
AccessionPrimary (citable) accession number: Q0H8X4
Entry history
Integrated into UniProtKB/Swiss-Prot: January 9, 2007
Last sequence update: October 3, 2006
Last modified: April 16, 2014
This is version 59 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programFungal Protein Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families