Secondary Structure Assignment

Greer and Levitt 1977 Distance

DSSP 1983 H-bond

DEFINE 1988 Distance

PCURVE 1989 Axis

SSTRUC 1989 H-bond

CONCENSUS 1993 Mean (DSSP, DEFINE, and PCURVE)

STRIDE 1995 H-bond/dihedral

PROMOTIF 1996 H-bond/dihedral

PSEA 1997 Distance/angle

PROSS 1999 Dihedral

XTLSSTR 1999 Distance/angle

DSSPcont 2002 H-bond

SECSTR 2002 H-bond

VORO3D 2004 Voronoï tessalation

KAKSI 2005 Distance/dihedral

SEGNO 2005 angle/multiple

Beta-Spider 2005 β-sheet + DSSP for α-helix

PALSSE 2005 Cα (vector similarity)

Delaunay tessellation 2005 Delaunay tessalation

SKSP 2007 Mean (STRIDE, DSSP, SECSTR, KAKSI, P-SEA, and SEGNO)

PROSIGN 2008 Cα deviation values