A0A6A9Q9P2 · A0A6A9Q9P2_ACIIN
- ProteinThreonine synthase
- StatusUniProtKB unreviewed (TrEMBL)
- Organism
- Amino acids393 (go to sequence)
- Protein existenceInferred from homology
- Annotation score3/5
Function
function
Catalyzes the gamma-elimination of phosphate from L-phosphohomoserine and the beta-addition of water to produce L-threonine.
Catalytic activity
- H2O + O-phospho-L-homoserine = L-threonine + phosphate
Cofactor
Pathway
Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine from L-aspartate: step 5/5.
Features
Showing features for binding site.
GO annotations
Aspect | Term | |
---|---|---|
Molecular Function | L-serine ammonia-lyase activity | |
Molecular Function | pyridoxal phosphate binding | |
Molecular Function | threonine deaminase activity | |
Molecular Function | threonine synthase activity | |
Biological Process | isoleucine biosynthetic process | |
Biological Process | L-serine catabolic process | |
Biological Process | threonine biosynthetic process | |
Biological Process | threonine catabolic process |
Keywords
- Molecular function
- Biological process
- Ligand
Enzyme and pathway databases
Names & Taxonomy
Protein names
- Recommended nameThreonine synthase
- EC number
Gene names
Organism names
- Organism
- Strain
- Taxonomic lineageArchaea > Thermoproteota > Thermoprotei > Sulfolobales > Sulfolobaceae > Acidianus
Accessions
- Primary accessionA0A6A9Q9P2
Proteomes
PTM/Processing
Features
Showing features for modified residue.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Modified residue | 92 | N6-(pyridoxal phosphate)lysine | ||||
Sequence: K |
Structure
Family & Domains
Features
Showing features for domain.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Domain | 61-357 | Tryptophan synthase beta chain-like PALP | ||||
Sequence: SINEGNTPLIPSRNYKQTFYKFEGANPTGSFKDRGMTVAVSSAVNTGYKVVAAASTGNTAASAAAYASRAGLRIYLVLPKGKVALGKLAQSILYGATILEVNGSFDVAMTSVMRLYKDLGIVYPLNSFNPWRLEGQKTIAYEIAEEIGEPDNVIVPVGNAGNIYAIWKGFTELQEAGVISKVPRMIGVQAEGAAPIAKAIEKGLNEPEFFENPETIATAIRIGKPVNWKKAIKAIKSSKGTAISVSDQEIIDAQKRLAREEGIGAEPASAAALAGYDKAIKEGIVDKDQKNVLILTG |
Sequence similarities
Belongs to the threonine synthase family.
Phylogenomic databases
Family and domain databases
Sequence
- Sequence statusComplete
- Length393
- Mass (Da)42,420
- Last updated2020-06-17 v1
- Checksum6A43C5159D941C55