title: Purification and ion-dependence of the nucleoside triphosphate phosphohydrolase of the hen's egg white.
mesh_terms: D000085:Acetates / Q000494:pharmacology; D000255:Adenosine Triphosphate; D000818:Animals; D002118:Calcium / Q000494:pharmacology; D002645:Chickens; D002712:Chlorides / Q000494:pharmacology; D002850:Chromatography, Gel; D004529:Egg White; D004789:Enzyme Activation / Q000187:drug effects; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D008274:Magnesium / Q000494:pharmacology; D008970:Molecular Weight; D009566:Nitrates / Q000494:pharmacology; D009708:Nucleotidases / Q000302:isolation & purification*; D011188:Potassium / Q000494:pharmacology; D012964:Sodium / Q000494:pharmacology; D013431:Sulfates / Q000494:pharmacology; D014461:Ultracentrifugation
chemical_list: D000085:Acetates; D002712:Chlorides; D009566:Nitrates; D013431:Sulfates; D000255:Adenosine Triphosphate; D012964:Sodium; D009708:Nucleotidases; D008274:Magnesium; D011188:Potassium; D002118:Calcium