I can second this. Whether or not you get a signal with DSF depends on your 
protein, not on the type of ligand. We also use Sypro orange.
Herman


________________________________

        From: CCP4 bulletin board [mailto:CCP4BB@JISCMAIL.AC.UK] On Behalf Of 
Bosch, Juergen
        Sent: Thursday, June 28, 2012 1:42 PM
        To: CCP4BB@JISCMAIL.AC.UK
        Subject: Re: [ccp4bb] off topic: protein peptide interaction using DSF
        
        
        Yes 
        add peptide in different concentrations to your protein and run the 
assay*
        Yes, or Sypro Orange

        *Rule of thumb 20 kDa protein use 1 mg/ml 50 kDa protein use 0.5 mg/ml
        also have a peptide which should not interact with your protein as 
control

        Jürgen

        On Jun 28, 2012, at 7:34 AM, rashmi panigrahi wrote:



                Hi all,
                Has anyone performed protein peptide interaction experiments 
using flurophore on a real time PCR machine?
                Please advice me on how the experiment is performed. Can I use 
ANS? 
                with regards
                -- 
                rashmi
                


        ......................
        Jürgen Bosch
        Johns Hopkins University
        Bloomberg School of Public Health
        Department of Biochemistry & Molecular Biology
        Johns Hopkins Malaria Research Institute
        615 North Wolfe Street, W8708
        Baltimore, MD 21205
        Office: +1-410-614-4742
        Lab:      +1-410-614-4894
        Fax:      +1-410-955-2926
        http://web.mac.com/bosch_lab/
        
        
        
        


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