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Regular Secondary Structure

This page allows users to extract proteins from PDB, having desired percentage of secondary structure states (secondary structures states were asssigned using DSSP)

Name of Secondary StructureDSSP
Percentage of Secondary structure state
Minimum  Maximum 
Alpha-helix H
Beta extended strand E
3/10-helix G
PI-helix I
Hydrogen bonded turn T
Isolated beta-bridge B
Bend(non-hydrogen-bond based assignment) S
Coil (not in above state) C