Re: [ccp4bb] CSHL X-ray Methods in Structural Biology Course late Oct 2011: Application deadline June 15th

2011-06-04 Thread John A. Newitt
At 12:47 PM -0500 6/4/11, Jim Pflugrath wrote: If any former participants in the course want to add to that description, please feel free to respond to this thread. ...and, after a long day of learning and work, Girlie drinks for all! - John --

Re: [ccp4bb] how to quantitate protein which dont have ne aromatic residue

2011-04-09 Thread John A. Newitt
At 9:47 AM -0700 4/9/11, Michael Thompson wrote: Bradford dye binds to hydrophobic residues, mainly aromatics, The statement above is not accurate. Compton and Jones. Anal. Biochem. 151(2): 369-374, 1985 - John --

Re: [ccp4bb] Solubilization buffer

2009-12-02 Thread John A. Newitt
At 10:35 PM -0600 12/2/09, Dima Klenchin wrote: 2. Chances are good that you can use as high temperature as you need to dissolve. I've come across protocols using =65C in the presence of 100 mM bME to ensure complete unfolding of the polypeptide and reduction of disulfides (seems essential

Re: [ccp4bb] Lipid content/removal

2009-07-07 Thread John A. Newitt
At 12:01 PM -0500 7/7/09, Jacob Keller wrote: does anybody know of a simple, fast way to determine whether a protein sample contains lipid, and roughly to determine the quantity? As corollary, does anybody know of a quick way to extract/remove the putative lipid? In my case, I am working with