Isoelectric point
The Isoelectric point (pI) of a protein is the pH at which the protein has no overall net charge i.e. equivalent to zero and thus will not migrate in an electric field [1].
References
- ↑ Alberts, B. Johnson, A. Lewis, J. Raff, M. Roberts, K. Walter, P. (2008) Molecular Biology of The Cell, 5th edition, New York: Garland Science. Page 521.