howto:biochem_qmmm
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howto:biochem_qmmm [2017/08/02 07:06] – dvanrompaey | howto:biochem_qmmm [2019/08/22 09:23] – sllabres | ||
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- | Now that the QM atoms are defined, CP2K needs to know how to treat these. We will use the semi-empirical AM1 method as our QM method, electrostatically embedded in the MM system: '' | + | Now that the QM atoms are defined, CP2K needs to know how to treat these. We will use the semi-empirical AM1 method as our QM method, electrostatically embedded in the MM system: '' |
- | < | + | Before running the QM/MM simulation we need to amend our prmtop |
- | parmed complex.prmtop | + | |
- | changeLJSingleType @5724 0.3019 0.047 | + | |
- | changeLJSingleType @4843 0.3019 0.047 | + | |
+ | Parmed reads the prmtop file and allows you to modify the parameters defined in it. The parmed command we are going to use is: '' | ||
+ | |||
+ | Either if we are using '' | ||
+ | |||
+ | < | ||
+ | $ parmed complex.prmtop | ||
+ | changeLJSingleType :WAT@H1 0.3019 0.047 | ||
+ | changeLJSingleType :*@HO 0.3019 0.047 | ||
outparm complex_LJ_mod.prmtop | outparm complex_LJ_mod.prmtop | ||
quit | quit |
howto/biochem_qmmm.txt · Last modified: 2024/01/03 13:13 by oschuett