Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/1B7Y 1B7Y: PHENYLALANYL TRNA SYNTHETASE COMPLEXED WITH PHENYLALANINYL-ADENYLATE PROTEIN (PHENYLALANYL-TRNA SYNTHETASE)ADENOSINE-5'-[PHENYLALANINOL-PHOSPHATE]MAGNESIUM ION trnasynthetase