title: The 32PPi--ATP isotope-exchange reaction catalyzed by the yeast valyl-tRNA synthetase: order of substrate binding and effect of tRNA.
mesh_terms: D000255:Adenosine Triphosphate; D000604:Amino Acyl-tRNA Synthetases / Q000378:metabolism*; D011756:Diphosphates; D007553:Isotope Labeling; D007700:Kinetics; D010710:Phosphates; D010761:Phosphorus Radioisotopes; D011485:Protein Binding; D012343:RNA, Transfer; D012441:Saccharomyces cerevisiae / Q000201:enzymology*; D014637:Valine-tRNA Ligase / Q000378:metabolism*
chemical_list: D011756:Diphosphates; D010710:Phosphates; D010761:Phosphorus Radioisotopes; D000255:Adenosine Triphosphate; D012343:RNA, Transfer; D000604:Amino Acyl-tRNA Synthetases; D014637:Valine-tRNA Ligase