Fig. 11: Structure of Secretory IgA

Secretory IgA is a dimer and has 4 Fab sites. A secretory component helps protect it from digestion in body secretions.

Illustration of the Structure of Secretory IgA .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

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