[COOT] Flip (histidine) sidechain 180 degrees

Hello, is flipping a His side chain using the button on the right-hand toolbar working for you as expected? In our hands, starting with version 0.8.9 (?), the "side chain flip", applies a 180 degree chi-2 rotation keeping the imidazole moiety fixed and disrupting the protein main chain. Gln and

[COOT] coot-0.8.9 crash on ubuntu 16.04

Hello, in case this happens to other users and/or may hint at a possible fix: We noticed that after ccp4-7 update 50 coot crashes on attempted loading of a cif dictionary file: ** (coot-bin:18779): WARNING **: Widget not found: cif_dictionary_file_selector_create_molecule_checkbutton

Re: [COOT] pre-proline peptide restraints

"right" COOT way? Best regards. Wolfram On Mon, May 23, 2016 at 3:28 PM, Paul Emsley <pems...@mrc-lmb.cam.ac.uk> wrote: > On 17/05/2016 15:52, wtempel wrote: > >> >> is it only my perception that COOT handles real-space refinement of >> Xxx-Pro

[COOT] deleting atoms from alternate conformations

Hi all, judging from what I see being used by my colleagues, COOT is well on its way to world domination. Time to learn how to use it myself then... Anyway, suppose I have split a residue, say lysyl, to model alternate conformations of its side chain. Suppose further that I would like to remove NZ