Re: [ccp4bb] ligand with out space group information

2017-03-31 Thread laksdhamu
Send xaxa2,from my Samsung Galaxy smartphone. Original message From: chemocev marker Date: 3/30/17 9:59 AM (GMT-05:00) To: CCP4BB@JISCMAIL.AC.UK Subject: [ccp4bb] ligand with out space group information HiI have model of ligand molecule and it does not open in coot. Its

Re: [ccp4bb] ligand with out space group information

2017-03-31 Thread Tim Gruene
Dear Paul, a promising way to fix the problem is the program pdbset (or pdbcur), both available with ccp4. You can place the molecule into a P1 cell large enough to hold all coordinates, e.g. from the command line pdbset XYZIN yourbroken.pdb XYZOUT yourfixed.pdb << eof SPACEGROUP P1 CELL 25 25

Re: [ccp4bb] ligand with out space group information

2017-03-31 Thread Johannes Cramer
Hi, I had the same problem once. Some chemistry programs are not really good at exporting to pdb. Check the file format definition of pdb files, here: ftp://ftp.wwpdb.org/pub/pdb/doc/format_descriptions/Format_v33_A4.pdf Most interesting for you is probably pp. 174. Also make sure, there is an "EN

Re: [ccp4bb] ligand with out space group information

2017-03-30 Thread Paul Emsley
On 30/03/17 14:59, chemocev marker wrote: Hi Hi. I have model of ligand molecule and it does not open in coot. Its not a crystal structure. I can view it in the pymol or chimera but not in the coot. It gives error that it does not have any space group information. Is there is a way to open

[ccp4bb] ligand with out space group information

2017-03-30 Thread chemocev marker
Hi I have model of ligand molecule and it does not open in coot. Its not a crystal structure. I can view it in the pymol or chimera but not in the coot. It gives error that it does not have any space group information. Is there is a way to open it in coot. best Jiri