PubMed 7915826
Title: Electrostatic tuning of Mg2+ affinity in an inward-rectifier K+ channel.
Authors: Z Lu, R MacKinnon
Journal, date & volume: Nature, 1994 Sep 15 , 371, 243-6
PubMed link: http://www.ncbi.nlm.nih.gov/pubmed/7915826
Abstract