1XTY:
reference: Crystal structure at 1.8 A resolution and identification of active site residues of Sulfolobus solfataricus peptidyl-tRNA hydrolase., Fromant M, Schmitt E, Mechulam Y, Lazennec C, Plateau P, Blanquet S, Biochemistry. 2005 Mar 22;44(11):4294-301. PMID: 15766258

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