Re: [ccp4bb] gst-tag protein purify problem

2011-08-08 Thread Phoebe Rice
ulty/01_Faculty_Alphabetically.php?faculty_id=123 http://www.rsc.org/shop/books/2008/9780854042722.asp Original message >Date: Mon, 8 Aug 2011 15:26:43 -0700 >From: CCP4 bulletin board (on behalf of Paul Kraft >) >Subject: Re: [ccp4bb] gst-tag protein purify probl

Re: [ccp4bb] gst-tag protein purify problem

2011-08-08 Thread Paul Kraft
. --- On Sat, 8/6/11, Carlos Kikuti wrote: From: Carlos Kikuti Subject: Re: [ccp4bb] gst-tag protein purify problem To: CCP4BB@JISCMAIL.AC.UK Date: Saturday, August 6, 2011, 5:13 PM What happens if you load your elution fraction into a size exclusion column? If your protein of interest comes in

Re: [ccp4bb] gst-tag protein purify problem

2011-08-06 Thread Carlos Kikuti
us by e-mail > is taken to accept the risks in doing so. > From: LISA > To: CCP4BB@JISCMAIL.AC.UK > Sent: Thursday, August 4, 2011 11:51 AM > Subject: [ccp4bb] gst-tag protein purify problem > > hi guys, > I have a DNA binding protein and expressed the DNA binding domain (1

Re: [ccp4bb] gst-tag protein purify problem

2011-08-06 Thread Paul Kraft
doing so. From: LISA To: CCP4BB@JISCMAIL.AC.UK Sent: Thursday, August 4, 2011 11:51 AM Subject: [ccp4bb] gst-tag protein purify problem hi guys, I have a DNA binding protein and expressed the DNA binding domain (150 aa) with his-sumo tag or gst tag at the n-terminal. I tried to purified it

[ccp4bb] gst-tag protein purify problem

2011-08-04 Thread LISA
hi guys, I have a DNA binding protein and expressed the DNA binding domain (150 aa) with his-sumo tag or gst tag at the n-terminal. I tried to purified it with Ni column or Gst column separately. But purity is lower than 50% after Ni or GST column. This protein only stable with 1M Nacl or higher. I