+ if (shield_mode.gt.0) then
+ pi=3.141592d0
+C VSolvSphere the volume of solving sphere
+C print *,pi,"pi"
+C rpp(1,1) is the energy r0 for peptide group contact and will be used for it
+C there will be no distinction between proline peptide group and normal peptide
+C group in case of shielding parameters
+ VSolvSphere=4.0/3.0*pi*rpp(1,1)**3
+ VSolvSphere_div=VSolvSphere-4.0/3.0*pi*(rpp(1,1)/2.0)**3
+ write (iout,*) VSolvSphere,VSolvSphere_div
+C long axis of side chain
+ do i=1,ntyp
+ long_r_sidechain(i)=vbldsc0(1,i)
+ short_r_sidechain(i)=sigma0(i)
+ enddo
+ buff_shield=1.0d0
+ endif