<Tr> <Th> </Th> <Th> Example </Th> <Th> Binds active site? </Th> <Th> Reduces rate of reaction? </Th> </Tr> <Tr> <Td> Competitive reversible inhibitor </Td> <Td> HIV protease inhibitors </Td> <Td> Yes </Td> <Td> Yes </Td> </Tr> <Tr> <Td> Non-competitive reversible inhibitor </Td> <Td> Heavy metals such as lead and mercury </Td> <Td> No </Td> <Td> Yes </Td> </Tr> <Tr> <Td> Irreversible inhibitor </Td> <Td> Cyanide </Td> <Td> Yes </Td> <Td> Yes </Td> </Tr>

Binds to the active site of an enzyme