secondary structure

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Related to Protein structure, secondary: primary structure

secondary structure

[′sek·ən‚der·ē ′strək·chər]
(biochemistry)
The conformation of a protein or peptide molecule with respect to nearest-neighbor amino acids.
(geology)
A structure such as a fault, fold, or joint resulting from tectonic movement that started after the rock in which it is found was emplaced.
(paleontology)
A coarse structure usually between the thin sheets in the protective wall of a tintinnid.