TABLE 1

Slight changes in inactivator structure effect the inactivation and the reversibility of inactivation of P450 2E1 T303A by acetylenes


Compound

Inactivation

Reversibility

Spectral Intermediate at 483-485 nm
tBAMechanism-basedYesYes
tBMPMechanism-basedNoNo
4-MPMechanism-basedYesYes
tBPACompetitive inhibitionN.A.N.A.
3-PP
Mechanism-based
No
No
  • N.A. refers to experiments that were not performed.