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Q03439

- COX3_BACP3

UniProt

Q03439 - COX3_BACP3

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Protein

Cytochrome c oxidase subunit 3

Gene

ctaE

Organism
Bacillus sp. (strain PS3)
Status
Reviewed - Annotation score: 2 out of 5- Experimental evidence at protein leveli

Functioni

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 aa3 subunit 3
Cytochrome c oxidase polypeptide III
Oxidase aa(3) subunit 3
Gene namesi
Name:ctaE
Synonyms:caaC
OrganismiBacillus sp. (strain PS3)
Taxonomic identifieri2334 [NCBI]
Taxonomic lineageiBacteriaFirmicutesBacilliBacillalesBacillaceaeBacillus

Subcellular locationi

Topology

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Transmembranei28 – 4821HelicalSequence AnalysisAdd
BLAST
Transmembranei70 – 9021HelicalSequence AnalysisAdd
BLAST
Transmembranei102 – 12221HelicalSequence AnalysisAdd
BLAST
Transmembranei144 – 16421HelicalSequence AnalysisAdd
BLAST
Transmembranei186 – 20621HelicalSequence AnalysisAdd
BLAST

GO - Cellular componenti

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

Keywords - Cellular componenti

Cell membrane, Membrane

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 207207Cytochrome c oxidase subunit 3PRO_0000183876Add
BLAST

Structurei

3D structure databases

ProteinModelPortaliQ03439.
ModBaseiSearch...
MobiDBiSearch...

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.

Q03439-1 [UniParc]FASTAAdd to Basket

« Hide

        10         20         30         40         50
MHAEEKLTAE TFPAAPERNA TLEGKNKFLG FWLFLGGETV LFASLFATYL
60 70 80 90 100
ALKDKTNGGP SAEELFQMPV VFMATMLLLT SSLTSVYAIY HMKNFDFKKM
110 120 130 140 150
QLWFGITVLL GAGFLGLEIY EFNEYVHEGH KFTTSAFASA FYTLVGTHGS
160 170 180 190 200
HVAFGLLWIL TLMIRNAKRG LNLYNAPKFY VASLYWHFID VVWVFIFTVV

YLMGMVG
Length:207
Mass (Da):23,409
Last modified:February 1, 1994 - v1
Checksum:iF398096AF02B5621
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
D13955 Genomic DNA. Translation: BAA03047.1.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
D13955 Genomic DNA. Translation: BAA03047.1 .

3D structure databases

ProteinModelPortali Q03439.
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. "Nucleotide sequence of the gene coding for four subunits of cytochrome c oxidase from the thermophilic bacterium PS3."
    Ishizuka M., Machida K., Shimada S., Mogi A., Tsuchiya T., Ohmori T., Souma Y., Gonda M., Sone N.
    J. Biochem. 108:866-873(1990) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA], PROTEIN SEQUENCE OF 1-16.

Entry informationi

Entry nameiCOX3_BACP3
AccessioniPrimary (citable) accession number: Q03439
Entry historyi
Integrated into UniProtKB/Swiss-Prot: February 1, 1994
Last sequence update: February 1, 1994
Last modified: October 29, 2014
This is version 82 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Direct protein sequencing

Documents

  1. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3