negative regulation of delayed rectifier potassium channel activity
Any process that stops, prevents or reduces the frequency, rate or extent of delayed rectifier potassium channel activity.
GO:1902259
regulation of delayed rectifier potassium channel activity
is_a
GO:1903817
negative regulation of voltage-gated potassium channel activity
is_a
down regulation of delayed rectifier potassium channel activity
exact
down-regulation of delayed rectifier potassium channel activity
exact
downregulation of delayed rectifier potassium channel activity
exact
inhibition of delayed rectifier potassium channel activity
narrow