Table 2

Kact and Vmax values for DMT and gramine at native and D155E 5-HT2A receptors

NativeD155E
Gramine
K act >100,00028,600  ± 6,6002-150
V max <100 1,158  ± 992-150
DMT
K act 1,620  ± 5419,590  ± 6412-150
V max 1,589  ± 881,354  ± 146

Data represent mean ± S.E. (n = 3) for computer-derived estimates of Kact andVmax values for DMT and gramine at 5-HT2Aand D155E receptors.

  • 2-150P < .01 versus native receptor.