A0A9X4NHX2 · A0A9X4NHX2_9LACT
- ProteinPhenylalanine--tRNA ligase beta subunit
- GenepheT
- StatusUniProtKB unreviewed (TrEMBL)
- Organism
- Amino acids797 (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 | 460 | Mg2+ (UniProtKB | ChEBI); shared with alpha subunit | |||
Binding site | 466 | Mg2+ (UniProtKB | ChEBI); shared with alpha subunit | |||
Binding site | 469 | Mg2+ (UniProtKB | ChEBI); shared with alpha subunit | |||
Binding site | 470 | 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 | transferase 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
- Organism
- Strain
- Taxonomic lineageBacteria > Bacillota > Bacilli > Lactobacillales > Streptococcaceae > Lactococcus
Accessions
- Primary accessionA0A9X4NHX2
Proteomes
Subcellular Location
Interaction
Subunit
Tetramer of two alpha and two beta subunits.
Structure
Family & Domains
Features
Showing features for domain.
Type | ID | Position(s) | Description | ||
---|---|---|---|---|---|
Domain | 40-154 | TRNA-binding | |||
Domain | 407-482 | B5 | |||
Domain | 704-797 | FDX-ACB | |||
Sequence similarities
Belongs to the phenylalanyl-tRNA synthetase beta subunit family. Type 1 subfamily.
Family and domain databases
Sequence
- Sequence statusComplete
- Length797
- Mass (Da)87,124
- Last updated2023-11-08 v1
- Checksum14895F06C8ABEE6D
Sequence databases
Nucleotide Sequence | Protein Sequence | Molecule Type | Status | |
---|---|---|---|---|
JAOWLY010000006 EMBL· GenBank· DDBJ | MDG4984029.1 EMBL· GenBank· DDBJ | Genomic DNA |