The anomalous behaviour of some proteins with isoelectric point about 4.5 upon precipitation with organic solvents

T. A. Muranova, I. G. Shvyrkova

Branch of M. M. Shemyakin Institute of Bioorganic Chemistry, Academy of Sciences of the

USSR, Pushchino, Moscow Region

Abstract: Proteins with pI of about 4.5 are shown to have much lower levels of precipitation from aqueous solutions with acetone, methanol or isopropanol than proteins with other pI values.

Russian Journal of Bioorganic Chemistry 1991, 17 (8):1038-1040

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