[ccp4bb] oxford cobra vs oxford 800

er of these two systems or do you have another favorite sample cooling system we should consider. Thanks in advance, Linda Linda Olson, PhD Research Scientist II/ X-ray Facility Manager Dept Biochemistry Medical College of Wisconsin 8701 Watertown Plank Rd Milwaukee, WI

[ccp4bb] SeCys usage for SAD

for a sulfur surrogate to generate Se-labeled protein. Has anyone else tried this? My proteins are rich in Cys and tend to lack Met so the prospect of labeling cys is very attractive. Thanks, Linda Linda Olson, PhD Research Scientist II Dept Biochemistry Medical College