reinitialize
python
cmd.fragment ("ala")
for x in range(2, 101):
	cmd.edit("resi "+ str(x)+" and name C")
	editor.attach_amino_acid("pk1","ala")
	cmd.edit("resi "+str(x)+" and name N", "resi "+str(x)+" and name CA")
	cmd.torsion(-100)
	cmd.edit("resi "+str(x)+" and name C", "resi "+str(x)+" and name CA") 
	cmd.torsion (-70)
cmd.zoom ("all")
cmd.center ("all")
python end