A0A1I9R3Y5 · PXG_PINEL
- ProteinPeroxygenase
- StatusUniProtKB reviewed (Swiss-Prot)
- Organism
- Amino acids234 (go to sequence)
- Protein existenceEvidence at protein level
- Annotation score4/5
Function
function
Calcium-binding peroxygenase involved in the degradation of storage lipid in oil bodies.
Cofactor
Protein has several cofactor binding sites:
Note: Binds 1 heme b (iron(II)-protoporphyrin IX) group.
Features
Showing features for binding site.
Type | ID | Position(s) | Description | ||
---|---|---|---|---|---|
Binding site | 64 | Fe (UniProtKB | ChEBI) of heme (UniProtKB | ChEBI); axial binding residue | |||
Binding site | 69 | Ca2+ (UniProtKB | ChEBI) | |||
Binding site | 71 | Ca2+ (UniProtKB | ChEBI) | |||
Binding site | 73 | Ca2+ (UniProtKB | ChEBI) | |||
Binding site | 80 | Ca2+ (UniProtKB | ChEBI) | |||
GO annotations
Aspect | Term | |
---|---|---|
Cellular Component | endoplasmic reticulum | |
Cellular Component | membrane | |
Cellular Component | monolayer-surrounded lipid storage body | |
Molecular Function | calcium ion binding | |
Molecular Function | heme binding | |
Molecular Function | monooxygenase activity | |
Molecular Function | plant seed peroxygenase activity | |
Molecular Function | protein homodimerization activity | |
Biological Process | negative regulation of lipid storage |
Keywords
- Molecular function
- Ligand
Enzyme and pathway databases
Names & Taxonomy
Protein names
- Recommended namePeroxygenase
- EC number
- Alternative names
Organism names
- Organism
- Taxonomic lineageEukaryota > Viridiplantae > Streptophyta > Embryophyta > Tracheophyta > Spermatophyta > Pinopsida > Pinidae > Conifers I > Pinales > Pinaceae > Pinus > Pinus subgen. Pinus
Accessions
- Primary accessionA0A1I9R3Y5
Subcellular Location
PTM/Processing
Features
Showing features for initiator methionine, modified residue, chain.
Type | ID | Position(s) | Description | ||
---|---|---|---|---|---|
Initiator methionine | 1 | Removed | |||
Modified residue | 2 | N-acetylalanine | |||
Chain | PRO_0000450065 | 2-234 | Peroxygenase | ||
Keywords
- PTM
Expression
Tissue specificity
Expressed in pollen (at protein level).
Interaction
Subunit
Homodimer.
Structure
Family & Domains
Features
Showing features for domain, motif.
Type | ID | Position(s) | Description | ||
---|---|---|---|---|---|
Domain | 56-91 | EF-hand | |||
Motif | 112-121 | Proline-knot | |||
Domain
Transmembrane regions are predicted by sequence analysis tools, but these regions probably constitute hydrophobic domains associated to phospholipids.
The proline-knot motif may be involved in targeting to lipid bodies.
Sequence similarities
Belongs to the caleosin family.
Family and domain databases
Sequence
- Sequence statusComplete
- Length234
- Mass (Da)26,544
- Last updated2017-02-15 v1
- MD5 Checksum040CF69FBC7FAC87493CFEC6F091D9ED
Sequence databases
Nucleotide Sequence | Protein Sequence | Molecule Type | Status | |
---|---|---|---|---|
KX688795 EMBL· GenBank· DDBJ | AOZ15520.1 EMBL· GenBank· DDBJ | mRNA |