CYANA Command: couplings set: Difference between revisions

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== Parameters ==
== Parameters ==


; selection=''string'': (default: ''none'')
; selection=''[[scalar coupling selection]]'': (default: ''none'')
; value=''string'': (default: ''none'')
; value=''string'': (default: ''none'')
; tolerance=''string'': (default: ''none'')
; tolerance=''string'': (default: ''none'')
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== Description ==
== Description ==


This command sets properties of the scalar coupling constant restraints
Sets properties of the scalar coupling constant restraints that match the given ''selection''. By default, the selection made in the most recent [[CYANA Commands: couplings select|'''couplings select''']] command is used, or all scalar coupling constant restraints if no selection has been made so far.
that match the selection ''string''. By default, the selection made
The following properties can be set:
in the most recent '''couplings select''' command is used, or all scalar
;value: scalar coupling constant value
coupling constant restraints if no selection has been made so far.
;tolerance: scalar coupling constant tolerance
 
;weight: relative weight of the restraint
Properties that can be set:
;karpluscurve: Karplus curve, which must be given as ''A'''''+'''''B'''''*cos(d)+'''''C'''''*cos(d)**2''', where ''A'', ''B'' and ''C'' are real numbers, and '''d''' denotes the value of the torsion angle formed by the two scalar coupled atoms.
 
* value         scalar coupling constant value
* tolerance     scalar coupling constant tolerance
* weight       relative weight of the restraint
* karpluscurve Karplus curve parameters
 
Karplus curves must be specified in the form A+B*cos(d)+C*cos(d)**2,
where A, B and C are real numbers, and d denotes the value of the
torsion angle formed by the two scalar coupled atoms.

Latest revision as of 15:49, 13 August 2009

Parameters

selection=scalar coupling selection
(default: none)
value=string
(default: none)
tolerance=string
(default: none)
weight=string
(default: none)
karpluscurve=string
(default: none)

Description

Sets properties of the scalar coupling constant restraints that match the given selection. By default, the selection made in the most recent couplings select command is used, or all scalar coupling constant restraints if no selection has been made so far. The following properties can be set:

value
scalar coupling constant value
tolerance
scalar coupling constant tolerance
weight
relative weight of the restraint
karpluscurve
Karplus curve, which must be given as A+B*cos(d)+C*cos(d)**2, where A, B and C are real numbers, and d denotes the value of the torsion angle formed by the two scalar coupled atoms.