Which of the following is NOT a type of cellular receptor?
1. Tyrosine kinase receptor
2. G-protein coupled receptor
3. Endocrine receptors
4. Intracellular/nuclear receptor.
3. Endocrine receptors.
There are no specific types of endocrine receptors. Depending on a hormone biochemical structure, hormone receptors are composed of tyrosine receptors, G protein-coupled receptors or nuclear receptors.