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P26858

- COX3_MARPO

UniProt

P26858 - COX3_MARPO

Protein

Cytochrome c oxidase subunit 3

Gene

COX3

Organism
Marchantia polymorpha (Liverwort) (Marchantia aquatica)
Status
Reviewed - Annotation score: 3 out of 5- Protein inferred from homologyi
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    • History
      Entry version 79 (01 Oct 2014)
      Sequence version 2 (01 Oct 1993)
      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
    OrganismiMarchantia polymorpha (Liverwort) (Marchantia aquatica)
    Taxonomic identifieri3197 [NCBI]
    Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaMarchantiophytaMarchantiopsidaMarchantiidaeMarchantialesMarchantiaceaeMarchantia

    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 – 265265Cytochrome c oxidase subunit 3PRO_0000183807Add
    BLAST

    Structurei

    3D structure databases

    ProteinModelPortaliP26858.
    SMRiP26858. Positions 5-263.
    ModBaseiSearch...
    MobiDBiSearch...

    Transmembrane

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Transmembranei16 – 3621HelicalSequence AnalysisAdd
    BLAST
    Transmembranei41 – 6121HelicalSequence AnalysisAdd
    BLAST
    Transmembranei85 – 10521HelicalSequence AnalysisAdd
    BLAST
    Transmembranei138 – 15821HelicalSequence AnalysisAdd
    BLAST
    Transmembranei162 – 18221HelicalSequence AnalysisAdd
    BLAST
    Transmembranei200 – 22021HelicalSequence AnalysisAdd
    BLAST
    Transmembranei242 – 26221HelicalSequence 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.

    P26858-1 [UniParc]FASTAAdd to Basket

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    MSVSQKHPFH LVDPSPWPLL GSLGALASTI GGVMYMHSFT GGGTLLCLGL    50
    GMILYTMFVW WRDVIRESTY EGHHTFVVQL GLRYGIILFI VSEVMFFLAF 100
    FWAFFHSSLA PTVEIGAIWP PKGISVLDPW GIPFLNTLIL LSSGAAVTWA 150
    HHAILAGLKQ QAVYALIATV FLALVFTGFQ GIEYIEAPFT ISDGIYGSTF 200
    FLATGFHGFH VIIGTIFLII CGIRQYLGHF TPKHHFGFEA AAFYWHFVDV 250
    VWLFLFVSIY WWGGN 265
    Length:265
    Mass (Da):29,595
    Last modified:October 1, 1993 - v2
    Checksum:i43D1CC7820C7E7EC
    GO

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    M68929 Genomic DNA. Translation: AAC09434.1.
    PIRiS25951.
    RefSeqiNP_054437.1. NC_001660.1.

    Genome annotation databases

    GeneIDi2702480.

    Cross-referencesi

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    M68929 Genomic DNA. Translation: AAC09434.1 .
    PIRi S25951.
    RefSeqi NP_054437.1. NC_001660.1.

    3D structure databases

    ProteinModelPortali P26858.
    SMRi P26858. Positions 5-263.
    ModBasei Search...
    MobiDBi Search...

    Protocols and materials databases

    Structural Biology Knowledgebase Search...

    Genome annotation databases

    GeneIDi 2702480.

    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. "Gene organization deduced from the complete sequence of liverwort Marchantia polymorpha mitochondrial DNA. A primitive form of plant mitochondrial genome."
      Oda K., Yamato K., Ohta E., Nakamura Y., Takemura M., Nozato N., Akashi K., Kanegae T., Ogura Y., Kohchi T., Ohyama K.
      J. Mol. Biol. 223:1-7(1992) [PubMed] [Europe PMC] [Abstract]
      Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].

    Entry informationi

    Entry nameiCOX3_MARPO
    AccessioniPrimary (citable) accession number: P26858
    Entry historyi
    Integrated into UniProtKB/Swiss-Prot: August 1, 1992
    Last sequence update: October 1, 1993
    Last modified: October 1, 2014
    This is version 79 of the entry and version 2 of the sequence. [Complete history]
    Entry statusiReviewed (UniProtKB/Swiss-Prot)
    Annotation programPlant Protein Annotation Program

    Miscellaneousi

    Documents

    1. SIMILARITY comments
      Index of protein domains and families

    External Data

    Dasty 3