A、All allosteric enzymes have a regulatory subunit and a catalytic subunit.
B、The kinetic characteristics of allosteric enzyme are S-shaped curve rather than rectangular hyperbola.
C、The mechanism of allosteric activation is the same as that of enzyme activator.
D、Sulfonamides (磺胺类药物) work by allosteric inhibition.
E、It is an important way to rapidly regulate the enzyme content.