Fig. 2A: Cleavage of C4 by C1 during the Classical Complement Pathway - Step 1

The enzyme C1 is able to cleave C4 into C4a and C4b. The C4b then binds to adjacent proteins and carbohydrates on the surface of the antigen.

Illustration of Cleavage of C4 by C1 during the Classical Complement Pathway - Step 1 .jpg by Gary E. Kaiser, Ph.D.
Professor of Microbiology, The Community College of Baltimore County, Catonsville Campus
This work is licensed under a Creative Commons Attribution 4.0 International License.
Based on a work at https://cwoer.ccbcmd.edu/science/microbiology/index_gos.html..

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Last updated: August, 2019
Please send comments and inquiries to Dr. Gary Kaiser