《英文msh词典》C4 Component Complement Protein
[入口词] C4 Component Complement Protein
[主题词] Complement 4
[英文释义] The second component to react in the complement sequence. It is a beta-globulin with a sedimentation coefficient of 18.7,a molecular weight of 240,000 and a serum concentration of 430 micrograms/ml. It is activated by COMPLEMENT 1 and serves as a receptor for C2.