Protein degradation in E.coli
97980722r at polyu.edu.hk
Fri Jan 19 19:34:54 EST 2001
> Do you know when the degradation is happening? I think degradation is
> quite common for GST fusions. For some fusions I made, the degradation
> only happened during cell lysis- as seen in crude soluble extracts, but
> not in total protein from boiled cells. Try different extraction
> conditions if this is the case. I found degradation to be much reduced
> when 1 mM DTT was included and Triton-X100 left out of the lysis buffer.
I'm analysing the total protein from boiled cells. When I use the GST
antibody for western, I found multiple bands of smaller size.
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