********>Bugfix 27:
Author: Ross Walker
Date: 10/26/2009

Programs: sander

Description: Update to bugfix 19. This update improved element identification
             in QMMM simulations but forgot to add Zinc as a supported
             element.

Apply this bugfix to $AMBERHOME/src/sander/qmmm_module.f

----------------------------------------------------------------------------
--- qmmm_module.f	2009-10-26 14:25:52.000000000 -0700
+++ qmmm_module.f	2009-10-26 14:43:35.000000000 -0700
@@ -2109,7 +2109,9 @@
           call mexit(6,1)
         end if
       elseif(atom_name(1:1) .eq. 'z' .or. atom_name(1:1) .eq. 'Z') then
-        if(atom_mass > 89.0d0 .and. atom_mass <= 93.0d0) then
+        if(atom_mass > 61.0d0 .and. atom_mass <= 69.0d0) then
+          atomic_number = 30 !Zinc
+        elseif(atom_mass > 89.0d0 .and. atom_mass <= 93.0d0) then
           atomic_number = 40 !Zirconium
         else
           write(6,*) 'Unable to correctly identify element ', atom_name
----------------------------------------------------------------------------
Temporary workarounds: None