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Beta Turn

Motif Glossary

Beta Turn

Definition

A motif of four consecutive residues and one H-bond in which:

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Sub-categories

Reference

Venkatachalam, Biopolymers 6:1425–1436 (1968)

Comments

A broader definition of Beta Turn which does not require the H-bond may be found in the literature.

Occurrence

Beta turns are typically found connecting anti-parallel strands of a β-sheet.