Dear Tianlong,
you may use Arcimboldo using e.g. a long helix (or b-hairpin) as starting
model for de novo phasing. If you succeed to phase your structure, you
should be able see if it was part of your protein.
Best wishes
Kornelius
On Wed, Jul 18, 2012 at 6:46 AM, Tianlong Zhang
, LONDON
Tel: +44 (0)20 759 48895
From: CCP4 bulletin board [CCP4BB@JISCMAIL.AC.UK] on behalf of Tianlong Zhang
[ztlc...@gmail.com]
Sent: Wednesday, July 18, 2012 5:46 AM
To: CCP4BB@JISCMAIL.AC.UK
Subject: [ccp4bb] off-topic:a dataset from a polluted sample
