DSSP

Kabsch, W. and C. Sander (1983). "Dictionary of protein secondary structure: pattern recognition of hydrogen-bonded and geometrical features." Biopolymers 22(12): 2577-637.



DSSPcont

Andersen, C. A., A. G. Palmer, et al. (2002). "Continuum secondary structure captures protein flexibility." Structure 10(2): 175-84.



STRIDE

Frishman, D. and P. Argos (1995). "Knowledge-based protein secondary structure assignment." Proteins 23(4): 566-79.
                                                                      


P-SEA

Labesse, G., N. Colloc'h, et al. (1997). "P-SEA: a new efficient assignment of secondary structure from C alpha trace of proteins." Comput Appl Biosci 13(3): 291-5.



PALSSE

Majumdar, I., S. S. Krishna, et al. (2005). "PALSSE: a program to delineate linear secondary structural elements from protein structures." BMC Bioinformatics 6: 202.



STICK

Taylor, W. R. (2001). "Defining linear segments in protein structure." J Mol Biol 310(5): 1135-50.



KAKSI

Martin, J., G. Letellier, et al. (2005). "Protein secondary structure assignment revisited: a detailed analysis of different assignment methods." BMC Struct Biol 5: 17.



XTLSSTR

King SM, Johnson WC. (1999). Assigning secondary structure from protein coordinate data. Proteins 15;35(3):313-20.



Ramachandran Plot

Ramachandran, G. N. and V. Sasisekharan (1968). "Conformation of polypeptides and proteins." Adv Protein Chem 23: 283-438.