C 14/01/2014 TURN3,TUNR4 does no go under periodic boundry condition
do i=iturn3_start,iturn3_end
if (itype(i).eq.ntyp1 .or. itype(i+1).eq.ntyp1
+C changes suggested by Ana to avoid out of bounds
+ & .or.((i+4).gt.nres)
+ & .or.((i-1).le.0)
+C end of changes by Ana
& .or. itype(i+2).eq.ntyp1
& .or. itype(i+3).eq.ntyp1) cycle
if(i.gt.1)then
enddo
do i=iturn4_start,iturn4_end
if (itype(i).eq.ntyp1 .or. itype(i+1).eq.ntyp1
+C changes suggested by Ana to avoid out of bounds
+ & .or.((i+5).gt.nres)
+ & .or.((i-1).le.0)
+C end of changes suggested by Ana
& .or. itype(i+3).eq.ntyp1
& .or. itype(i+4).eq.ntyp1
& .or. itype(i+5).eq.ntyp1
c
do i=iatel_s,iatel_e
if (itype(i).eq.ntyp1 .or. itype(i+1).eq.ntyp1
+C changes suggested by Ana to avoid out of bounds
+ & .or.((i+2).gt.nres)
+ & .or.((i-1).le.0)
+C end of changes by Ana
& .or. itype(i+2).eq.ntyp1
& .or. itype(i-1).eq.ntyp1
& ) cycle
do j=ielstart(i),ielend(i)
c write (iout,*) i,j,itype(i),itype(j)
if (itype(j).eq.ntyp1.or. itype(j+1).eq.ntyp1
+C changes suggested by Ana to avoid out of bounds
+ & .or.((j+2).gt.nres)
+ & .or.((j-1).le.0)
+C end of changes by Ana
& .or.itype(j+2).eq.ntyp1
& .or.itype(j-1).eq.ntyp1
&) cycle