Protein Structure, Secondary

The level of protein structure in which regular hydrogen-bond interactions within contiguous stretches of polypeptide chain give rise to ALPHA-HELICES; BETA-STRANDS (which align to form BETA-SHEETS), or other types of coils. This is the first folding level of protein conformation.

Year introduced: 1993

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Tree Number(s): G02.111.570.820.709.600

MeSH Unique ID: D017433

Entry Terms:

• Secondary Protein Structure
• Protein Structures, Secondary
• Secondary Protein Structures
• Structure, Secondary Protein
• Structures, Secondary Protein

Previous Indexing:

• Protein Conformation (1972-1992)
• Proteins (1966-1971)

All MeSH Categories
Phenomena and Processes Category
Chemical Phenomena
Biochemical Phenomena
Molecular Structure
Molecular Conformation
Protein Conformation
Protein Structure, Secondary
Amino Acid Motifs
Protein Conformation, alpha-Helical
Protein Conformation, beta-Strand