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MacroModel Reference Manual - ISP

MacroModel Reference Manual - ISP

MacroModel Reference Manual - ISP

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Chapter 3: Running <strong>MacroModel</strong> with the Simplified Input FileTable 3.2. Keywords for the simplified <strong>MacroModel</strong> input fileKeyword SyntaxDescriptionOUTCONFS_PER_SEARCH mconfCONFSEARCH_STEPS nCONFSEARCH_STEPS_PER_ROTATABLEnBelow is an example simplified file for a conformational search:INPUT_STRUCTURE_FILE structure_path.maeCONFSEARCH_METHOD mcmmFORCE_FIELD OPLS_2001SOLVENT WaterDIELECTRIC_CONSTANT 1.0CHARGES_FROM Force fieldCUTOFF NoneMINI_METHOD PRCGOUTCONFS_PER_SEARCH 1CONFSEARCH_STEPS 200MAXIMUM_ITERATION 500CONVERGE_ON GradientCONVERGENCE_THRESHOLD 0.05ENERGY_WINDOW 5.0CONFSEARCH_STEPS_PER_ROTATABLE 50ELECTROSTATIC_TREATMENT Constant dielectricNumber of output conformations per search. This valuemust be a positive integer. Default: 1. See the MCOPopcode.Number of steps to use in the conformational search.Default: 200. See Section 4.10 on page 83.Number of steps to use per rotatable bond in a conformationalsearch. Default: 50. See the AUOP opcode.ENERGY_WINDOW value Energy window for keeping conformers. Default: 5.0.See the DEMX opcode.<strong>MacroModel</strong> 9.7 <strong>Reference</strong> <strong>Manual</strong> 29

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