Get Extent

get_extent returns the minimum and maximum XYZ coordinates of a selection as an array:

[ [ min-X , min-Y , min-Z ],[ max-X, max-Y , max-Z ]]

Typing this command returns the coordinates for all atoms. To return the coordinates of the default selection type:

get_extent sele

PYMOL API

cmd.get_extent(string selection="(all)", state=0 )