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Q37620

- COX3_PROWI

UniProt

Q37620 - COX3_PROWI

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Protein

Cytochrome c oxidase subunit 3

Gene
COX3
Organism
Prototheca wickerhamii
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
OrganismiPrototheca wickerhamii
Taxonomic identifieri3111 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeChlorophytaTrebouxiophyceaeChlorellalesChlorellaceaePrototheca

Subcellular locationi

Topology

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Transmembranei13 – 3321Helical; Reviewed predictionAdd
BLAST
Transmembranei38 – 5821Helical; Reviewed predictionAdd
BLAST
Transmembranei82 – 10221Helical; Reviewed predictionAdd
BLAST
Transmembranei134 – 15421Helical; Reviewed predictionAdd
BLAST
Transmembranei159 – 17921Helical; Reviewed predictionAdd
BLAST
Transmembranei200 – 22021Helical; Reviewed predictionAdd
BLAST
Transmembranei237 – 25721Helical; 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 – 262262Cytochrome c oxidase subunit 3PRO_0000183839Add
BLAST

Structurei

3D structure databases

ProteinModelPortaliQ37620.
SMRiQ37620. Positions 2-260.

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.

Q37620-1 [UniParc]FASTAAdd to Basket

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MRKHPFHLVD PSPWPLLASF AAFLSTTGGV MYMHAYSGGG LLLAIGQLSL    50
FYVMYVWWRD VIREGTYQGH HTNPVQVGLR YGMLLFILSE IMFFFAFFWA 100
FFHSSLAPTI EIGAVWPPKG IQVLNPWEIP FLNTIILLTS GASVTWAHHA 150
ILAGNRKQGI ISLAITVLLA VIFTGFQALE YLEAPFTISD GIYGSTFYLA 200
TGFHGFHVII GTIFIAVCLF RLVLHHFSKS HHLGFEAAAW YWHMVDVVWL 250
FLFVCIYYWG GA 262
Length:262
Mass (Da):29,600
Last modified:November 1, 1996 - v1
Checksum:iF4CC81AB17C2850E
GO

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
U02970 Genomic DNA. Translation: AAD12641.1.
PIRiT11922.
RefSeqiNP_042253.1. NC_001613.1.

Genome annotation databases

GeneIDi802127.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
U02970 Genomic DNA. Translation: AAD12641.1 .
PIRi T11922.
RefSeqi NP_042253.1. NC_001613.1.

3D structure databases

ProteinModelPortali Q37620.
SMRi Q37620. Positions 2-260.
ModBasei Search...
MobiDBi Search...

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

GeneIDi 802127.

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 chlorophyte alga Prototheca wickerhamii. Gene content and genome organization."
    Wolff G., Plante I., Lang B.F., Kueck U., Burger G.
    J. Mol. Biol. 237:75-86(1994) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
    Strain: 263-11.

Entry informationi

Entry nameiCOX3_PROWI
AccessioniPrimary (citable) accession number: Q37620
Entry historyi
Integrated into UniProtKB/Swiss-Prot: July 15, 1998
Last sequence update: November 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)
Annotation programPlant Protein Annotation Program

Miscellaneousi

Documents

  1. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3

Similar proteinsi