Inward rectifier selectivity sequence of starfish egg cell

Range Tl+ (1.5)>K+ (1)>Rb+ (0.3-0.4)>NH4+ (0.03-0.04)>>Na+ >Cs+ unitless
Organism Starfish nordora punctiformis
Reference Latorre R, Miller C. Conduction and selectivity in potassium channels. J Membr Biol. 1983 71(1-2):11-30. p.20 left column bottom paragraphPubMed ID6300405
Primary Source Hagiwara S, Takahashi K. The anomalous rectification and cation selectivity of the membrane of a starfish egg cell. J Membr Biol. 1974 18(1):61-80.PubMed ID4854650
Comments "The inward rectifier selectivity sequence of starfish egg cells parallels that of the delayed rectifier i.e., Tl+ (1.5)>K+ (1)>Rb+ (0.3-0.4)>NH4+ (0.03- 0.04)>>Na+ >Cs+ [primary source]."
Entered by Uri M
ID 109172