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you cannot have a definite answer until to shoot the crystal and
determine its cell.
On 05/04/12 14:48, anita p wrote:
> Hi All, I would like to have your expert advice on crystals. I am
> using detergents as 5% (w/v) of DDM 0.4ul in a 4ul (protein +
> condition + detergent). The precipitant is 28% peg 20K After 1 day
> I am able to see little plates of irregular shape .
> I am able to see some needles if I change into MEGA-10.
> I am able to see some hexagonal 3D crystals when I change the
> precipitant to Ammonium sulphate and the detergent to Anapoe-C10E6
> Is there a possibility to check whether this crystals are protein
> or of detergent, even before shooting it ? Does the control drop
> test help ??
> awaiting for feedback Anita
Dr Tim Gruene
Institut fuer anorganische Chemie
GPG Key ID = A46BEE1A
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