on addition of adenosine 5'-triphosphate ( atp ) or adenosine 5'-diphosphate ( adp ) at 25 degrees c , the dimeric form of the enzyme aggregated to tetrameric forms ( mr 242 000 and mr 230 000 , respectively ) , whereas addition of adenosine 5'-monophosphate had little effect on enzyme association ( mr 145 000 ) .
C0001480
adenosine 5
C0001413
adenosine 5