Definition(s)
- A specific region or amino acid sequence in a protein associated with a particular function or corresponding segment of DNA
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Definition from: GeneTests
from the University of Washington and the National Center for Biotechnology Information
- A discrete portion of a protein with its own function. The combination of domains in a single protein determines its overall function.
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Definition from: Office of Rare Diseases
at the National Institutes of Health
Related discussion in the Handbook
See also Understanding Medical Terminology.