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P48872

- COX3_CHOCR

UniProt

P48872 - COX3_CHOCR

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Protein

Cytochrome c oxidase subunit 3

Gene
COX3
Organism
Chondrus crispus (Carragheen moss) (Irish moss)
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
Encoded oniMitochondrion
OrganismiChondrus crispus (Carragheen moss) (Irish moss)
Taxonomic identifieri2769 [NCBI]
Taxonomic lineageiEukaryotaRhodophytaFlorideophyceaeGigartinalesGigartinaceaeChondrus

Subcellular locationi

Topology

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Transmembranei23 – 4321Helical; Reviewed predictionAdd
BLAST
Transmembranei45 – 6521Helical; Reviewed predictionAdd
BLAST
Transmembranei91 – 11121Helical; Reviewed predictionAdd
BLAST
Transmembranei137 – 15721Helical; Reviewed predictionAdd
BLAST
Transmembranei169 – 18921Helical; Reviewed predictionAdd
BLAST
Transmembranei210 – 23021Helical; Reviewed predictionAdd
BLAST
Transmembranei249 – 26921Helical; Reviewed predictionAdd
BLAST

GO - Cellular componenti

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

Keywords - Cellular componenti

Membrane, Mitochondrion, Mitochondrion inner membrane

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 272272Cytochrome c oxidase subunit 3PRO_0000183758Add
BLAST

Structurei

3D structure databases

ProteinModelPortaliP48872.
SMRiP48872. Positions 11-271.

Family & Domainsi

Sequence similaritiesi

Keywords - Domaini

Transmembrane, Transmembrane helix

Phylogenomic databases

KOiK02262.

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.

P48872-1 [UniParc]FASTAAdd to Basket

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MTTLSQISKS VQRHPFHLVD PSPWPFVASL CAFSCAIGGV MYMHAYVNGS    50
FILSISFFCL LLVMFTWWRD VIRESTFEGH HTGIVQQGLR FGVILFIISE 100
ILFFFAFFWA FFHSSLAPTI EIGSIWPPKG INVLNPWEIP FLNTLILLLS 150
GCTVTWCHHS LVSNLRNQSV LSLFLTIVLA IVFTTFQAYE YSMADFRLSD 200
GIYGSTFYMA TGFHGFHVLV GTISLAVCLI RLLQYQLTQQ HHFGFESAAW 250
YWHFVDVVWL FLFVSIYWWG GS 272
Length:272
Mass (Da):31,189
Last modified:February 1, 1996 - v1
Checksum:iDC408B19950F4021
GO

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
Z47547 Genomic DNA. Translation: CAA87605.1.
PIRiS43951.
RefSeqiNP_062484.1. NC_001677.2.

Genome annotation databases

GeneIDi809356.
KEGGiccp:ChcroMp05.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
Z47547 Genomic DNA. Translation: CAA87605.1 .
PIRi S43951.
RefSeqi NP_062484.1. NC_001677.2.

3D structure databases

ProteinModelPortali P48872.
SMRi P48872. Positions 11-271.
ModBasei Search...
MobiDBi Search...

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

GeneIDi 809356.
KEGGi ccp:ChcroMp05.

Phylogenomic databases

KOi K02262.

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. "Complete sequence of the mitochondrial DNA of the rhodophyte Chondrus crispus (Gigartinales). Gene content and genome organization."
    Leblanc C., Boyen C., Richard O., Bonnard G., Grienenberger J.-M., Kloareg B.
    J. Mol. Biol. 250:484-495(1995) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
    Tissue: Apices.
  2. "Nucleotide sequence of the cox3 gene from Chondrus crispus: evidence that UGA encodes tryptophan and evolutionary implications."
    Boyen C., Leblanc C., Bonnard G., Grienenberger J.M., Kloareg B.
    Nucleic Acids Res. 22:1400-1403(1994) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
    Tissue: Apices.

Entry informationi

Entry nameiCOX3_CHOCR
AccessioniPrimary (citable) accession number: P48872
Entry historyi
Integrated into UniProtKB/Swiss-Prot: February 1, 1996
Last sequence update: February 1, 1996
Last modified: September 3, 2014
This is version 72 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

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