title: Activation of L-valyl-tRNA synthetase from rat liver by monovalent cations.
mesh_terms: D000604:Amino Acyl-tRNA Synthetases / Q000302:isolation & purification / Q000378:metabolism*; D000818:Animals; D002118:Calcium / Q000494:pharmacology; D002250:Carbon Radioisotopes; D002414:Cations, Monovalent; D002850:Chromatography, Gel; D004789:Enzyme Activation; D006863:Hydrogen-Ion Concentration; D008099:Liver / Q000201:enzymology*; D008274:Magnesium / Q000494:pharmacology; D008345:Manganese / Q000494:pharmacology; D011188:Potassium / Q000494:pharmacology*; D000644:Quaternary Ammonium Compounds / Q000494:pharmacology*; D051381:Rats; D012964:Sodium / Q000494:pharmacology*; D013056:Spectrophotometry, Ultraviolet; D013096:Spermine / Q000494:pharmacology; D014633:Valine
chemical_list: D002250:Carbon Radioisotopes; D002414:Cations, Monovalent; D000644:Quaternary Ammonium Compounds; D013096:Spermine; D008345:Manganese; D012964:Sodium; D000604:Amino Acyl-tRNA Synthetases; D014633:Valine; D008274:Magnesium; D011188:Potassium; D002118:Calcium