Fixed twist; increased twist Lp to 90nm; increased stiffnesss of 90deg...

Fixed twist; increased twist Lp to 90nm; increased stiffnesss of 90deg crossover angle restraint; added .gitignore

.gitignore

+/*.txt
+/*.psf
+/*.pdb
+/*.bd
\ No newline at end of file

beadModel.py

@@ -962,7 +962,7 @@ component "data" value 3
             a,d = self._getCrossoverAnglesAndDihedrals()
             for nodes,sep in a:
                 n1,n2,n3 = nodes
-                k = (1.0/10) * 1.5 * kT * (1.0 / (1-exp(-float(sep)/147))) * 0.00030461742; # kcal_mol/degree^2                
+                k = (1.0/2) * 1.5 * kT * (1.0 / (1-exp(-float(sep)/147))) * 0.00030461742; # kcal_mol/degree^2                
                 angles.add( (n1.idx,n2.idx,n3.idx,k,90) )
                 
 
@@ -1001,8 +1001,8 @@ component "data" value 3
 
                 t0 = sep*(360.0/10.5)
                 
-                if isFwd2: t0 -= 120
-                if isFwd1: t0 += 120
+                if isFwd1: t0 -= 120
+                if isFwd2: t0 += 120
    
                 t0 = t0 % 360