Beta-2 microglobulin

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Notion

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Science and technology

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What Wikipedia says

β2 microglobulin (B2M) is a component of MHC class I molecules. MHC class I molecules have α1, α2, and α3 proteins which are present on all nucleated cells (excluding red blood cells). In humans, the β2 microglobulin protein is encoded by the B2M gene.

Excerpt from the Wikipedia article “Beta-2 microglobulin”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Xu, Y., CC0, via Wikimedia Commons.