Protein profile

PA1553

cbb3-type cytochrome C oxidase subunit II

Genome: NC_002516.2

Gene: ccoO1 PA1553 Structure source: AlphaFold UniProt Q9I3G4
Amino acids 203
Annotations 4
Features 16
PDB binders 0
Druggability 0.77

Overview

Basic information about this protein and its source genome.

Accession
PA1553
Gene
ccoO1 PA1553
Status
annotated
Amino acids
203
Structure source
AlphaFold

Target profile

Computed evidence for target prioritization.

Human off-target
No hit
Gut microbiome off-target
hit
Essential (DEG)
Y
Localization
Cytoplasmic

Selected Druggability evidence

Selected Druggability is the FPocket score chosen for ranking using the curated structure priority. The 3D viewer may show a different loaded structure, so its visible pockets can differ.

FPocket 0.77
Structure
Pocket

Sequence

Primary amino-acid sequence viewer.

MKNHEILEKNVGLLAIFMVIAVSIGGLTQIVPLFFQDVTNTPVEGMKPRTALELEGRDIYIREGCVGCHSQMVRPFRAETERYGHYSVAGESVWDHPFLWGSKRTGPDLARVGGRYSDDWHRAHLYNPRNVVPESKMPAYPWLVENKLDGKDTATKMEVLRKLGVPYTDEDIAGAREAVKGKTEMDALVAFLQGLGTSIKSKR

Functional Annotations

Enzyme classification and Gene Ontology terms linked to this protein.

4 GO

Gene Ontology (GO)

4
  • GO:0004129 Catalysis of the reaction: 4 Fe(II)-[cytochrome c] + O2 + 8 H+(in) = 4 Fe(III)-[cytochrome c] + 2 H2O + 4 H+(out).
  • GO:0020037 Binding to a heme, a compound composed of iron complexed in a porphyrin (tetrapyrrole) ring.
  • GO:0046872 Binding to a metal ion.
  • GO:0009055 A molecular function representing the directed movement of electrons from one molecular entity to another, typically mediated by electron carriers or acceptors, resulting in the transfer of energy and/or the reduction-oxidation (redox) transformation of chemical species. This activity is fundamental to various biological processes, including cellular respiration and photosynthesis, as well as numerous enzymatic reactions involved in metabolic pathways.

Sequence Features

Domain/signature hits from InterPro and related databases.

16 records
Show feature table
Start End DB Term Name
16 196 SUPERFAMILY SSF46626 Cytochrome c
16 196 InterPro IPR036909 Cytochrome c-like domain superfamily
41 203 Gene3D G3DSA:1.10.760.10 -
41 203 InterPro IPR036909 Cytochrome c-like domain superfamily
1 11 Phobius CYTOPLASMIC_DOMAIN Region of a membrane-bound protein predicted to be outside the membrane, in the cytoplasm.
4 181 Pfam PF02433 Cytochrome C oxidase, mono-heme subunit/FixO
4 181 InterPro IPR003468 Cytochrome c oxidase, monohaem subunit/FixO
51 196 ProSiteProfiles PS51007 Cytochrome c family profile.
51 196 InterPro IPR009056 Cytochrome c-like domain
41 203 FunFam G3DSA:1.10.760.10:FF:000003 Cbb3-type cytochrome c oxidase subunit II
13 35 TMHMM TMhelix Region of a membrane-bound protein predicted to be embedded in the membrane.
12 35 Phobius TRANSMEMBRANE Region of a membrane-bound protein predicted to be embedded in the membrane.
1 40 Gene3D G3DSA:6.10.250.2250 -
36 203 Phobius NON_CYTOPLASMIC_DOMAIN Region of a membrane-bound protein predicted to be outside the membrane, in the extracellular region.
4 179 NCBIfam TIGR00781 cytochrome-c oxidase, cbb3-type subunit II
4 179 InterPro IPR003468 Cytochrome c oxidase, monohaem subunit/FixO

3D Structure

Selected loaded structure. Experimental PDB entries may cover only a portion of the sequence; predicted models typically cover the full protein.

3D visualization script Full viewer

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Structural evidence

0 + 1

Experimental PDB entries and predicted models. Click Switch to display a different structure in the viewer.

Entry Method Resolution Chain Coverage Links Status
AlphaFold PA1553
AlphaFold full sequence Viewing
Pocket details FPocket · P2Rank — toggle visibility and zoom from here, or open full viewer

Pockets (FPOCKET)

Showing top-ranked FPocket candidates by druggability. Druggability is color-coded: high (0.7 or higher), medium (0.4 to 0.69), low (below 0.4).

FPOCKET Sticks Spheres Surfaces Druggability Labels Zoom Positions
1 0.77