APBS solvation energy example
&cntrl
   maxcyc=0, imin=1,
   cut=12.0,
   igb=10, ntb=0,
   ntpr=1,
 /
&pb
npbverb=1, istrng=0, epsout=78.54, epsin=1.0,
sprob=1.4, radiopt=1, npopt=2,
space=0.5, nbuffer=0, accept=0.001,
cutnb=0, dbfopt=1, fillratio=3.0,
&end

