## Re: [PyMOL] how to define vectors between pseudoatoms

 Re: [PyMOL] how to define vectors between pseudoatoms From: Thomas Holder - 2013-12-13 15:15:07 ```Hi, to get the angle between 4 atoms, use get_dihedral. For angle between 3 atoms (lines intersect) use get_angle. http://pymolwiki.org/index.php/Get_Angle http://pymolwiki.org/index.php/Get_Dihedral Cheers, Thomas PS: it's nice to give your name in an email to a list like this one On 12 Dec 2013, at 18:24, rainfieldcn wrote: > Hi All, > I want to measure the angle between two lines in pymol. > So I made two pseudoatoms on each line and want to define two vectors > then measure the angle. > How can I define this vector? > Thanks! ```

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 [PyMOL] how to define vectors between pseudoatoms From: rainfieldcn - 2013-12-12 23:24:54 ```Hi All, I want to measure the angle between two lines in pymol. So I made two pseudoatoms on each line and want to define two vectors then measure the angle. How can I define this vector? Thanks! ```
 Re: [PyMOL] how to define vectors between pseudoatoms From: Thomas Holder - 2013-12-13 15:15:07 ```Hi, to get the angle between 4 atoms, use get_dihedral. For angle between 3 atoms (lines intersect) use get_angle. http://pymolwiki.org/index.php/Get_Angle http://pymolwiki.org/index.php/Get_Dihedral Cheers, Thomas PS: it's nice to give your name in an email to a list like this one On 12 Dec 2013, at 18:24, rainfieldcn wrote: > Hi All, > I want to measure the angle between two lines in pymol. > So I made two pseudoatoms on each line and want to define two vectors > then measure the angle. > How can I define this vector? > Thanks! ```