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P48873

- COX3_CYACA

UniProt

P48873 - COX3_CYACA

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Protein

Cytochrome c oxidase subunit 3

Gene

COX3

Organism
Cyanidium caldarium
Status
Reviewed - Annotation score: 3 out of 5- Protein inferred from homologyi

Functioni

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

Catalytic activityi

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

GO - Molecular functioni

  1. cytochrome-c oxidase activity Source: UniProtKB-EC

GO - Biological processi

  1. aerobic electron transport chain Source: InterPro
Complete GO annotation...

Keywords - Molecular functioni

Oxidoreductase

Names & Taxonomyi

Protein namesi
Recommended name:
Cytochrome c oxidase subunit 3 (EC:1.9.3.1)
Alternative name(s):
Cytochrome c oxidase polypeptide III
Gene namesi
Name:COX3
Synonyms:COXIII
Encoded oniMitochondrion
OrganismiCyanidium caldarium
Taxonomic identifieri2771 [NCBI]
Taxonomic lineageiEukaryotaRhodophytaBangiophyceaeCyanidialesCyanidiaceaeCyanidium

Subcellular locationi

GO - Cellular componenti

  1. integral component of membrane Source: UniProtKB-KW
  2. mitochondrial inner membrane Source: UniProtKB-KW
Complete GO annotation...

Keywords - Cellular componenti

Membrane, Mitochondrion, Mitochondrion inner membrane

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 270270Cytochrome c oxidase subunit 3PRO_0000183761Add
BLAST

Structurei

3D structure databases

ProteinModelPortaliP48873.
SMRiP48873. Positions 10-269.
ModBaseiSearch...
MobiDBiSearch...

Transmembrane

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Transmembranei21 – 4121HelicalSequence AnalysisAdd
BLAST
Transmembranei46 – 6621HelicalSequence AnalysisAdd
BLAST
Transmembranei90 – 11021HelicalSequence AnalysisAdd
BLAST
Transmembranei131 – 15121HelicalSequence AnalysisAdd
BLAST
Transmembranei167 – 18721HelicalSequence AnalysisAdd
BLAST
Transmembranei205 – 22521HelicalSequence AnalysisAdd
BLAST
Transmembranei248 – 26821HelicalSequence AnalysisAdd
BLAST

Family & Domainsi

Sequence similaritiesi

Keywords - Domaini

Transmembrane, Transmembrane helix

Family and domain databases

Gene3Di1.20.120.80. 1 hit.
InterProiIPR024791. Cyt_c/ubiquinol_Oxase_su3.
IPR013833. Cyt_c_oxidase_su3_a-hlx.
IPR000298. Cyt_c_oxidase_su3_dom.
[Graphical view]
PANTHERiPTHR11403. PTHR11403. 1 hit.
PfamiPF00510. COX3. 1 hit.
[Graphical view]
SUPFAMiSSF81452. SSF81452. 1 hit.
PROSITEiPS50253. COX3. 1 hit.
[Graphical view]

Sequencei

Sequence statusi: Complete.

P48873-1 [UniParc]FASTAAdd to Basket

« Hide

        10         20         30         40         50
MMSLIVKDLQ RYPFHLVDPS PWPFVASFSA LIILLGGVLY FHTYQGSLVI
60 70 80 90 100
LFFGIFFLLL IIFVWWRDVV RESTFEGNHT TMVQLGMRYG IMLFIFSEVI
110 120 130 140 150
LFIAFFWAFF HNSLIPALET GVVWPPKGIQ FFSPWDIPFL NTIILLLSGC
160 170 180 190 200
AVTWSHNCII SGFRRQAIFS LILTIGLALI FTIFQIYEYA IASFHLSDGA
210 220 230 240 250
YGSTFFMITG LHGFHVIVGT FFLFVCMFRL VQYHFTMQHH YGFEAATWYW
260 270
HFVDVVWLFL FVSIYWWGSF
Length:270
Mass (Da):31,564
Last modified:February 1, 1996 - v1
Checksum:i52917FBDCAE953C5
GO

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
Z48930 Genomic DNA. Translation: CAA88770.1.
PIRiS62760.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
Z48930 Genomic DNA. Translation: CAA88770.1 .
PIRi S62760.

3D structure databases

ProteinModelPortali P48873.
SMRi P48873. Positions 10-269.
ModBasei Search...
MobiDBi Search...

Protocols and materials databases

Structural Biology Knowledgebase Search...

Family and domain databases

Gene3Di 1.20.120.80. 1 hit.
InterProi IPR024791. Cyt_c/ubiquinol_Oxase_su3.
IPR013833. Cyt_c_oxidase_su3_a-hlx.
IPR000298. Cyt_c_oxidase_su3_dom.
[Graphical view ]
PANTHERi PTHR11403. PTHR11403. 1 hit.
Pfami PF00510. COX3. 1 hit.
[Graphical view ]
SUPFAMi SSF81452. SSF81452. 1 hit.
PROSITEi PS50253. COX3. 1 hit.
[Graphical view ]
ProtoNeti Search...

Publicationsi

  1. Viehmann S.
    Thesis (1995), Justus Liebig University / Frankfurt, Germany
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
    Strain: RK-1.

Entry informationi

Entry nameiCOX3_CYACA
AccessioniPrimary (citable) accession number: P48873
Entry historyi
Integrated into UniProtKB/Swiss-Prot: February 1, 1996
Last sequence update: February 1, 1996
Last modified: October 29, 2014
This is version 76 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)

Miscellaneousi

Documents

  1. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3