constant region

noun

: the part of the polypeptide chain of a light or heavy chain of an antibody that ends in a free carboxyl group −COOH and that is relatively constant in its sequence of amino acid residues from one antibody to another

called also constant domain

compare variable region

Dictionary Entries Near constant region

Cite this Entry

“Constant region.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/constant%20region. Accessed 14 Jun. 2024.

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