A0A556UEL2 · A0A556UEL2_9LACO
- ProteinAspartate--tRNA ligase
- GeneaspS
- StatusUniProtKB unreviewed (TrEMBL)
- Organism
- Amino acids614 (go to sequence)
- Protein existenceInferred from homology
- Annotation score3/5
Function
function
Catalyzes the attachment of L-aspartate to tRNA(Asp) in a two-step reaction: L-aspartate is first activated by ATP to form Asp-AMP and then transferred to the acceptor end of tRNA(Asp).
Catalytic activity
- tRNA(Asp) + L-aspartate + ATP = L-aspartyl-tRNA(Asp) + AMP + diphosphate
Features
Showing features for binding site.
Type | ID | Position(s) | Description | ||
---|---|---|---|---|---|
Binding site | 174 | L-aspartate (UniProtKB | ChEBI) | |||
Binding site | 220 | L-aspartate (UniProtKB | ChEBI) | |||
Binding site | 220-222 | ATP (UniProtKB | ChEBI) | |||
Binding site | 229 | ATP (UniProtKB | ChEBI) | |||
Binding site | 448 | L-aspartate (UniProtKB | ChEBI) | |||
Binding site | 482 | ATP (UniProtKB | ChEBI) | |||
Binding site | 489 | L-aspartate (UniProtKB | ChEBI) | |||
Binding site | 534-537 | ATP (UniProtKB | ChEBI) | |||
GO annotations
Aspect | Term | |
---|---|---|
Cellular Component | cytoplasm | |
Molecular Function | aspartate-tRNA ligase activity | |
Molecular Function | ATP binding | |
Molecular Function | nucleic acid binding | |
Molecular Function | transferase activity | |
Biological Process | aspartyl-tRNA aminoacylation |
Keywords
- Molecular function
- Biological process
- Ligand
Enzyme and pathway databases
Names & Taxonomy
Protein names
- Recommended nameAspartate--tRNA ligase
- EC number
- Alternative names
Gene names
Organism names
- Organism
- Strain
- Taxonomic lineageBacteria > Bacillota > Bacilli > Lactobacillales > Lactobacillaceae > Lactobacillus
Accessions
- Primary accessionA0A556UEL2
Proteomes
Subcellular Location
Interaction
Subunit
Homodimer.
Structure
Family & Domains
Features
Showing features for domain, region.
Type | ID | Position(s) | Description | ||
---|---|---|---|---|---|
Domain | 143-555 | Aminoacyl-transfer RNA synthetases class-II family profile | |||
Region | 198-201 | Aspartate | |||
Region | 590-614 | Disordered | |||
Sequence similarities
Belongs to the class-II aminoacyl-tRNA synthetase family. Type 1 subfamily.
Phylogenomic databases
Family and domain databases
Sequence
- Sequence statusComplete
- Length614
- Mass (Da)70,021
- Last updated2019-10-16 v1
- MD5 ChecksumA14A9748BD94FA5F88DE97FB1B72395A
Keywords
- Technical term
Sequence databases
Nucleotide Sequence | Protein Sequence | Molecule Type | Status | |
---|---|---|---|---|
VLLR01000001 EMBL· GenBank· DDBJ | TSO27071.1 EMBL· GenBank· DDBJ | Genomic DNA |