Q6YPX7 · SYFB_ONYPE
- ProteinPhenylalanine--tRNA ligase beta subunit
- GenepheT
- StatusUniProtKB reviewed (Swiss-Prot)
- Amino acids822 (go to sequence)
- Protein existenceInferred from homology
- Annotation score3/5
Function
Catalytic activity
- tRNA(Phe) + L-phenylalanine + ATP = L-phenylalanyl-tRNA(Phe) + AMP + diphosphate + H+
Cofactor
Note: Binds 2 magnesium ions per tetramer.
Features
Showing features for binding site.
Type | ID | Position(s) | Description | ||
---|---|---|---|---|---|
Binding site | 491 | Mg2+ (UniProtKB | ChEBI); shared with alpha subunit | |||
Binding site | 497 | Mg2+ (UniProtKB | ChEBI); shared with alpha subunit | |||
Binding site | 501 | Mg2+ (UniProtKB | ChEBI); shared with alpha subunit | |||
GO annotations
Aspect | Term | |
---|---|---|
Cellular Component | phenylalanine-tRNA ligase complex | |
Molecular Function | ATP binding | |
Molecular Function | magnesium ion binding | |
Molecular Function | phenylalanine-tRNA ligase activity | |
Molecular Function | tRNA binding | |
Biological Process | phenylalanyl-tRNA aminoacylation |
Keywords
- Molecular function
- Biological process
- Ligand
Enzyme and pathway databases
Names & Taxonomy
Protein names
- Recommended namePhenylalanine--tRNA ligase beta subunit
- EC number
- Alternative names
Gene names
Organism names
- Strain
- Taxonomic lineageBacteria > Mycoplasmatota > Mollicutes > Acholeplasmatales > Acholeplasmataceae > Candidatus Phytoplasma > 16SrI (Aster yellows group)
Accessions
- Primary accessionQ6YPX7
Proteomes
Subcellular Location
PTM/Processing
Features
Showing features for chain.
Type | ID | Position(s) | Description | ||
---|---|---|---|---|---|
Chain | PRO_0000232816 | 1-822 | Phenylalanine--tRNA ligase beta subunit | ||
Interaction
Structure
Family & Domains
Features
Showing features for domain, region.
Type | ID | Position(s) | Description | ||
---|---|---|---|---|---|
Domain | 44-162 | tRNA-binding | |||
Region | 201-224 | Disordered | |||
Domain | 430-513 | B5 | |||
Domain | 730-822 | FDX-ACB | |||
Sequence similarities
Belongs to the phenylalanyl-tRNA synthetase beta subunit family. Type 1 subfamily.
Phylogenomic databases
Family and domain databases
Sequence
- Sequence statusComplete
- Length822
- Mass (Da)93,152
- Last updated2006-04-18 v2
- Checksum89D065A98DD906A1
Sequence caution
Sequence databases
Nucleotide Sequence | Protein Sequence | Molecule Type | Status | |
---|---|---|---|---|
AP006628 EMBL· GenBank· DDBJ | BAD04683.1 EMBL· GenBank· DDBJ | Genomic DNA | Different initiation |