Complement C4

**Definition:** A glycoprotein that is important in the activation of CLASSICAL COMPLEMENT PATHWAY. C4 is cleaved by the activated COMPLEMENT C1S into COMPLEMENT C4A and COMPLEMENT C4B.

**Tree numbers:** - D12.776.124.486.274.350

**Synonyms:** - C4 Complement - C4 Complement Component - Complement 4 - Complement Component 4