Spatial Concept
beta-sheet
be·ta·sheet
Definitions related to beta-sheet:
  • A type of secondary structure that occurs between lateral beta strands connected by at least two or three backbone hydrogen bonds. Multiple beta-sheets may associate to form PROTEIN AGGREGATES.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • (beta sheet) In a b-sheet two or more polypeptide chains run alongside each other and are linked in a regular manner by hydrogen bonds between the main chain C=O and N-H groups. The R-groups (side chains) of neighbouring residues in a b-strand point in opposite directions; beta sheets can be parallel, anti-parallel or mixed. (from expasy.org)
    NCI
    U.S. National Cancer Institute, 2021
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