*** For details on how to be removed from this list visit the *** *** CCP4 home page http://www.ccp4.ac.uk *** Dear all, I am trying to express an archeal protein in Ecoli. Can someone name some references that lists commonly used expression and purification protocols in such cases. Thanks a lot manoj Narayanan Manoj, 372, Baker Lab, Cornell University, Ithaca, NY 14853-1301