Receptors

By

Dr. Muhammad Nadir Iqbal

What are receptors?

Receptors are functional molecules which undergo conformational changes in the presence of ligand and can alter the function of biological system.

Types of receptors

Cell membrane receptors

1.Serpentine receptors

2.Receptors coupled e ion channels

3.Receptors coupled e enzymes

1.Serpentine receptors(GPCR)

1.Gs

2.Gi

3.Gq

4.Go

Receptors coupled e enzymes