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</font><p style="background:white;margin:0cm 0cm 0pt;vertical-align:middle"><span lang="EN-US" style="color:rgb(34,34,34);font-size:12pt"><font face="Calibri">Hi all, </font></span></p><font color="#000000" face="宋体" size="3">

</font><p style="background:white;margin:0cm 0cm 0pt;vertical-align:middle"><span lang="EN-US" style="color:rgb(34,34,34);font-size:12pt"><font face="Calibri"> </font></span></p><font color="#000000" face="宋体" size="3">

</font><p style="background:white;margin:0cm 0cm 0pt;vertical-align:middle"><span lang="EN-US" style="color:rgb(34,34,34);font-size:12pt"><font face="Calibri">I am Xiaobo Wan, a postdoc at UCSF. I would like to
learn how to add chemical groups (such as methyl) or change chemical atoms
(Fluorine to Nitrogen) using the command in Chimera because I have thousands of
compounds to do the same modification. I know the Build Structure in the
Graphic interface can do this. I am not sure whether the addgrp command was
supported by chimera now.</font></span></p><font color="#000000" face="宋体" size="3">

</font><p style="background:white;margin:0cm 0cm 0pt;vertical-align:middle"><span lang="EN-US" style="color:rgb(34,34,34);font-size:12pt"><font face="Calibri"> </font></span></p><font color="#000000" face="宋体" size="3">

</font><p style="background:white;margin:0cm 0cm 0pt;vertical-align:middle"><span lang="EN-US" style="color:rgb(34,34,34);font-size:12pt"><font face="Calibri">Best, </font></span></p><font color="#000000" face="宋体" size="3">

</font><p style="background:white;margin:0cm 0cm 0pt;vertical-align:middle"><span lang="EN-US" style="color:rgb(34,34,34);font-size:12pt"><font face="Calibri">Xiaobo</font></span></p><font color="#000000" face="宋体" size="3">

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