CYANA Command: distances falsify: Difference between revisions

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== Description ==
== Description ==


This command introduce a controlled amount of assignment errors
Introduces a controlled amount of assignment errors into a list of selected distance restraints. In a randomly selected ''fraction'' of the selected distance restraints the first or second atom assignment is changed to a randomly chosen hydrogen atom or pseudoatom. Optionally, the choice of a new assignment can be restricted to one with a chemical shift deviation from the original assignment that is smaller than ''shiftdev''. Similarly, the choice of a new assignment can be restricted to one with a residue number difference from the original assignment that is smaller than ''resshift''.
into a list of selected distance restraints. In a randomly selected
fraction of the selected distance restraints the first or second
atom assignment is changed to a randomly chosen hydrogen atom
or pseudoatom. Optionally, the choice of a new assignment can be
restricted to one with a chemical shift deviation from the original
assignment that is smaller than the value given to the parameter
'''shiftdev'''. Similarly, the choice of a new assignment can be restricted
to one with a residue number difference from the original assignment
that is smaller than the value given to the parameter '''resshift'''.

Revision as of 14:59, 7 August 2009

Parameters

selection=string
(default: none)
fraction=real
(default: 0.05)
shiftdev=real
(default: 100000.0)
resshift=integer
(default: 100000)

Description

Introduces a controlled amount of assignment errors into a list of selected distance restraints. In a randomly selected fraction of the selected distance restraints the first or second atom assignment is changed to a randomly chosen hydrogen atom or pseudoatom. Optionally, the choice of a new assignment can be restricted to one with a chemical shift deviation from the original assignment that is smaller than shiftdev. Similarly, the choice of a new assignment can be restricted to one with a residue number difference from the original assignment that is smaller than resshift.