DSSP Output File

Columns	Header	Definition
1 - 5	#	Line number
7 - 11	RESIDUE	Residue number, as in PDB file
12		PDB chain
14	AA	Single letter code amino acid, ! for missing residues, X for non-standard
17	STRUCTURE	Secondary structure assignment, see the following legend table
19 - 25	STRUCTURE
	BP1
	BP2
36 - 38	ACC	Accessible surface area
	N-H->O
	O->H-N
	N-H->O
	O->H-N
	TCO
	KAPPA
	ALPHA
104 - 109	PHI	Angle
110 - 115	PSI	Angle
116 - 122	X-CA	C Alpha Coords
123 - 129	Y-CA	C Alpha Coords
130 - 136	Z-CA	C Alpha Coords

 

Secondary structure markers

 

 

Symbol	Definition
G	3 helix
H	helix
I	helix
B	bridge
E	sheet
T	turn
S	high curvature region
	other (loop)