Re: [ccp4bb] purification of phosphorylated proteins-off topic

2008-11-27 Thread Annie Hassell
09 Please respond to "Satheesh Kumar Palani Nathan" <[EMAIL PROTECTED]> To CCP4BB@JISCMAIL.AC.UK cc Subject [ccp4bb] purification of phosphorylated proteins-off topic Dear CCP4BB, This is an off topic question for CCP4BB, I am posting on behalf of my friend: Hi, I

Re: [ccp4bb] purification of phosphorylated proteins-off topic

2008-11-25 Thread Dima Klenchin
I am trying to find a method to purify/separate phosphorylated protein from unpshosphorylated proteins. I have two approach in my mind * ion-exchange * Fe columns, I tried this too but limited success. Gadolinuim-charged IDA with a shallow gradient of imidazole is supposed to separate ph

Re: [ccp4bb] purification of phosphorylated proteins-off topic

2008-11-25 Thread David Briggs
Hi there Satheesh, In: Activation Mechanism of the MAP Kinase ERK2 by Dual Phosphorylation . Cell , Volume 90 , Issue 5 , Pages 859 - 869 B . Canagarajah , A . Khokhlatchev , M . Cobb , E . Goldsmith (PDB # 2ERK) the structure of phosphorylated ERK II was solved by co-expressing a suitable, cons

[ccp4bb] purification of phosphorylated proteins-off topic

2008-11-25 Thread Satheesh Kumar Palani Nathan
Dear CCP4BB, This is an off topic question for CCP4BB, I am posting on behalf of my friend: Hi, I am trying to find a method to purify/separate phosphorylated protein from unpshosphorylated proteins. I have two approach in my mind ion-exchange Fe columns, I tried this too but limited