For the latter, P21221, you could reindex to get P21212, which is supported.
- ======================================================================= You can't possibly be a scientist if you mind people thinking that you're a fool. - Wonko the Sane ======================================================================= David J. Schuller modern man in a post-modern world MacCHESS, Cornell University schul...@cornell.edu On Mon, 2009-08-17 at 17:37 +0100, Arefeh Seyedarabi wrote: > Hi, > > I have a question; recently I have encountered a few space groups which are > not supported by Refmac5. Examples include I2 and P21221. Both these space > groups have been identified as the best solutions for the two different > datasets I am working on using Pointless. However, I am faced with > difficulties in Refmac5, and the program fails to complete when I select > refinement cycles with Arp-waters...with the message saying 'space group not > supported'. > > Any suggestions on how this problem could be overcome? > > Regards, > > Arefeh > > Arefeh Seyedarabi, PhD > Postdoctoral research assistant > School of Biological and Chemical sciences > Queen Mary, University of London > Mile End road > London > E1 4NS > Based at Joseph Priestley Building G.35 > > 020 78828480