constant region

noun

The portion of an antibody whose amino acid sequence is relatively conserved within an isotype, forming the structural and functional domains that do not vary between different antibodies of the same class.

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Meanings

nounconstant region (plural constant regions)

plural constant regions

  1. molecular biologybiochemistryThe portion of an antibody whose amino acid sequence is relatively conserved within an isotype, forming the structural and functional domains that do not vary between different antibodies of the same class.
Cite this entry
APA

constant region. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/constant%20region

MLA

“constant region.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/constant%20region. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “constant region,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/constant%20region.

Source: constant region on Wiktionary, CC BY-SA 4.0.