removed undefined variable
removed undefined variable

wgerlach/Shock,wgerlach/Shock,teharrison/Shock,wgerlach/Shock,MG-RAST/Shock,MG-RAST/Shock,MG-RAST/Shock,teharrison/Shock,wgerlach/Shock,teharrison/Shock,wgerlach/Shock,teharrison/Shock,MG-RAST/Shock,teharrison/Shock,teharrison/Shock,MG-RAST/Shock