Re: [ccp4bb] : Re: [ccp4bb] unusual bond lengths in PRODRG cif file

2012-01-10 Thread Gerard Bricogne
Dear Stephen, The thought that using the CSD via Mogul for generating good refinement dictionaries in the first place was THE way to go, rather than relying on the PDB to use the same information later to try and catch errors at the time of deposition, has been the driving force in the develo

Re: [ccp4bb] : Re: [ccp4bb] unusual bond lengths in PRODRG cif file

2012-01-10 Thread Stephen Graham
"...available to anyone who has access to the Cambridge Structural Database System" How many academic labs will bother / can afford to buy a CCSD license just to check the geometry of small molecule ligands, especially when they need to do so them only once every blue moon? The ability for the PD