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本篇文章的详情位于:http://t.csdnimg.cn/E8sHZ
这里是快速实践的流程总结版(正文步骤都需要在autodock tools
中进行)。
前置准备:
pocasa
预测大分子蛋白并下载PDB
格式文件:https://g6altair.sci.hokudai.ac.jp/g6/service/pocasa/
pymol
前置处理大分子蛋白,保存为PUB ID_pymoled.pdb
格式文件File/Read Molecule
后选择文件加载Edit/Hydrogens/Add
进行加氢,弹出两个页面都直接选YES
。Edit/Chargs/Compute Gasteiger
Edit–Atoms–Assign AD4 type
File/save/write PDBQT
后直接点击OK
autodock tools
软件,或者点击Edit/Delete/Delete All Molecules
清空页面。Grid/Input/Open
(可能跳出弹窗,直接选择yes
即可)Root
:选择Ligand> Torsion Tree > Choose Root”和“Ligand > Torsion Tree > Detect Root
。Root
:选择Ligand > Torsion Tree > Show Root Expansion
Ligand > Torsion Tree > Choose Torsion
PDBQT
:选择Ligand—Output > Save as PDBQT
Edit/Delete/Delete All Molecules
清空软件页面autodock tools
软件,或者点击Edit/Delete/Delete All Molecules
清空页面。Grid > Macromolecule > Open
(冒出三个弹窗,全都选Yes
)Grid > Set Map Types > Choose Ligand…
或Grid > Set Map Types > Open Ligand…
Grid > Grid Box…
设置好口袋大小后点击Grid Options
弹窗的File > Close saving current
退出。GPF
文件选择Grid > Output > Save GPF...
,命名类似7xvy_0472.gpf
Grid
:选择Run > Run AutoGrid
Edit/Delete/Delete All Molecules
清空软件页面。Docking > Macromolecule > Set Rigid Filename…
Docking > Ligand > Choose...
或选择Docking > Ligand > Open...
Docking > Search Parameters > Genetic Algorithm
,默认设置,点击Accept
。DPF
文件:选择Docking > Docking Parameters…
,默认设置,点击Accept
。Docking > Output > Lamarckian GA (4.2)…
。文件名类似7xvy_0472.dpf
Dock
:选择Run > Run AutoDock
Edit/Delete/Delete All Molecules
清空软件页面.dlg
文件:Analyze > Dockings > Open...
。(可能有warning
弹窗,直接选择ok
就好)Receptor
大分子蛋白:Analyze > Macromolecule > Open...
Analyze > Conformations > Play, ranked by energy...
。pdbqt
格式文件:点击Write Complex
图标,命名类似7xvy_0472.pdbqt
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