Syntax

restraints

HARMonic { <restraints-harmonic-statement> } END is invoked from the main level of X-PLOR. This statement automatically turns on the HARM energy flag (Section 4.5).

<restraints-harmonic-statement>:==

EXPOnent=<integer>

specifies the exponent e (default: 2).

NORMal=<vector>

specifies the normal vector . If , plane restraints are enabled (default: (0 0 0)).

NORMal= (0 0 0)

disables plane restraints.