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# Copyright 2004-2008 Nanorex, Inc. See LICENSE file for details.
"""
B_Dna_Generator.py -- DNA duplex generator helper classes, based on empirical data.
@author: Mark Sims
@version: $Id$
@copyright: 2004-2008 Nanorex, Inc. See LICENSE file for details.
History:
Mark 2007-10-18:
- Created. Major rewrite of DnaGenHelper.py.
"""
import foundation.env as env
from platform_dependent.PlatformDependent import find_plugin_dir
from utilities.Log import orangemsg
from dna.model.Dna_Constants import getDuplexBasesPerTurn
from model.elements import PeriodicTable
Element_Ae3 = PeriodicTable.getElement('Ae3')
from dna.model.Dna_Constants import dnaDict
basepath_ok, basepath = find_plugin_dir("DNA")
if not basepath_ok:
env.history.message(orangemsg("The cad/plugins/DNA directory is missing."))
RIGHT_HANDED = -1
from dna.generators.Dna_Generator import Dna_Generator
class B_Dna_Generator(Dna_Generator):
"""
Provides an atomistic model of the B form of DNA.
"""
form = "B-DNA"
baseRise = dnaDict['B-DNA']['DuplexRise']
handedness = RIGHT_HANDED
basesPerTurn = getDuplexBasesPerTurn('B-DNA')
pass
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