lovely density - i would like to know what % of series have multiple conformations - it would need a survey I guess of PDB depositions, not just coordinates, but checking maps.. Eleanor
On 21 May 2012 22:21, Uma Ratu <[email protected]> wrote: > Thank you All for you inputs. > > Uma > > On Mon, May 21, 2012 at 5:06 PM, Van Den Berg, Bert < > [email protected]> wrote: > >> Yes, as Jacob says, alternative conformation of the serine. Quite >> common. >> >> Bert >> ------------------------------ >> *From:* CCP4 bulletin board [[email protected]] on behalf of Uma >> Ratu [[email protected]] >> *Sent:* Monday, May 21, 2012 4:57 PM >> >> *To:* [email protected] >> *Subject:* [ccp4bb] Serine >> >> Dear All: >> >> Some of serine residues in my model have extra positive Fo-Fc density at >> the edge of side chain. Some don't have. It is not like from phosphates. >> >> I am wondered what is the cause for these extra density. Could these >> serines be post-translational modified? >> >> I have the images attached. P289ser-0512-1 does not have the extra green, >> where P140ser-0512-1 has. >> >> Thank you for you advice and comment >> >> Uma >> > >
