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P48873

- COX3_CYACA

UniProt

P48873 - COX3_CYACA

Protein

Cytochrome c oxidase subunit 3

Gene

COX3

Organism
Cyanidium caldarium
Status
Reviewed - Annotation score: 3 out of 5- Protein inferred from homologyi
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    • History
      Entry version 75 (01 Oct 2014)
      Sequence version 1 (01 Feb 1996)
      Previous versions | rss
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    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

    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-SubCell

    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

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    MMSLIVKDLQ RYPFHLVDPS PWPFVASFSA LIILLGGVLY FHTYQGSLVI    50
    LFFGIFFLLL IIFVWWRDVV RESTFEGNHT TMVQLGMRYG IMLFIFSEVI 100
    LFIAFFWAFF HNSLIPALET GVVWPPKGIQ FFSPWDIPFL NTIILLLSGC 150
    AVTWSHNCII SGFRRQAIFS LILTIGLALI FTIFQIYEYA IASFHLSDGA 200
    YGSTFFMITG LHGFHVIVGT FFLFVCMFRL VQYHFTMQHH YGFEAATWYW 250
    HFVDVVWLFL FVSIYWWGSF 270
    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 1, 2014
    This is version 75 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