*** For details on how to be removed from this list visit the *** *** CCP4 home page http://www.ccp4.ac.uk ***
> redundancy and signal-to-noise or increase exposure time but have a less > redundant dataset. So I guess the question comes down to whether multiple > weak reflections is better than one strong reflections for SAD? Does Probably depends on your crystals...but increased redundancy/multiplicity seems to correlate more with experimental map quality than other scaling statistics, at least in my experience. > anyone > have any nice strategies for estimating/optimizing the exposure time for > SAD/MAD datasets? Also do people still like to collect inverse beam for > C2 > spacegroups? Any comments would be greatly appreciated. Thank you very > much. Not sure about C2, but for C2221 at low resolution inverse beam/wedge collection makes a surprisingly big difference, especially when the anomalous signal is weak, or the crystals are otherwise not great. Good luck, Pete Pete Meyer Fu Lab BMCB grad student Cornell University
