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Table 2 Secondary structure content according to different assignment methods. %H: percentage of residues assigned in α-helix. %b: percentage of residues assigned in β-strand. See the text for β-strand assignment with kaksi using different parameter values on the LRes and the NMR sets.

From: Protein secondary structure assignment revisited: a detailed analysis of different assignment methods

Dataset HRes set MRes set LRes set NMR set
Method %H %b %H %b %H %b %H %b
KAKSI 36.8 22.0 38.0 22.5 35.1 19.0 33.5 15.2
PDB 40.5 20.3 41.7 20.9 39.3 18.2 35.5 17.3
DSSP 35.9 22.5 37.3 22.9 35.4 20.4 32.2 17.3
STRIDE 36.4 22.6 38.6 23.3 36.3 21.2 33.7 18.8
PSEA 32.1 23.7 34.2 25.0 33.0 24.4 30.6 22.8
SECSTR 37.2 20.1 38.5 20.4 37.0 18.6 33.3 16.3
XTLSSTR 40.4 19.7 40.9 19.6 35.9 14.4 34.3 14.8