Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0000166 | molecular_function | nucleotide binding |
| A | 0004812 | molecular_function | aminoacyl-tRNA ligase activity |
| A | 0004831 | molecular_function | tyrosine-tRNA ligase activity |
| A | 0005524 | molecular_function | ATP binding |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0006412 | biological_process | translation |
| A | 0006418 | biological_process | tRNA aminoacylation for protein translation |
| A | 0006437 | biological_process | tyrosyl-tRNA aminoacylation |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE MG B 1501 |
| Chain | Residue |
| B | HOH60 |
| B | HOH350 |
| B | A509 |
| B | G510 |
| B | U548 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE MG B 1502 |
| Chain | Residue |
| B | HOH291 |
| B | HOH292 |
| B | HOH61 |
| B | HOH288 |
| B | HOH289 |
| B | HOH290 |
| site_id | AC3 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE MG A 503 |
| Chain | Residue |
| A | HIS160 |
| A | HOH722 |
| A | HOH723 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE MG B 1503 |
| Chain | Residue |
| B | HOH18 |
| B | HOH77 |
| B | HOH278 |
| B | HOH359 |
| B | HOH360 |
| B | HOH361 |
| site_id | AC5 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE TYR A 401 |
| Chain | Residue |
| A | TYR32 |
| A | GLY34 |
| A | GLU36 |
| A | LEU65 |
| A | ALA67 |
| A | HIS70 |
| A | TYR151 |
| A | GLN155 |
| A | ASP158 |
| A | GLN173 |
| A | HOH599 |
| A | HOH705 |
Functional Information from PROSITE/UniProt
| site_id | PS00178 |
| Number of Residues | 10 |
| Details | AA_TRNA_LIGASE_I Aminoacyl-transfer RNA synthetases class-I signature. P..SGkIHLGHY |
| Chain | Residue | Details |
| A | PRO37-TYR46 | |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | TYR32 | |
| A | GLU36 | |
| A | GLN173 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 1 |
| Details | BINDING: BINDING => ECO:0000255 |
| Chain | Residue | Details |
| A | SER207 | |
| site_id | SWS_FT_FI3 |
| Number of Residues | 1 |
| Details | SITE: Interaction with t-RNA |
| Chain | Residue | Details |
| A | ASN143 | |
