Modulation of jellyfish potassium channels by external potassium ions

Journal of Neurophysiology

Volumn 82, Issue 4, 1999, Pages 1728-1739

  Grigoriev, Nikita G ^a   Spafford, J David ^a   Spencer, Andrew N ^b,c  

^a UNIVERSITY OF CALGARY   (Canada)

^b UNIVERSITY OF ALBERTA   (Canada)

^c BAMFIELD MARINE SCIENCES CENTRE   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

POTASSIUM CHANNEL;

ACTION POTENTIAL; ANIMAL CELL; ARTICLE; BRAIN SLICE; ION CURRENT; JELLYFISH; MEMBRANE CURRENT; MEMBRANE STEADY POTENTIAL; MOLECULAR CLONING; NONHUMAN; POTASSIUM CURRENT; POTASSIUM TRANSPORT; PRIORITY JOURNAL; SITE DIRECTED MUTAGENESIS;

EID: 0032870377     PISSN: 00223077     EISSN: None     Source Type: Journal    
DOI: 10.1152/jn.1999.82.4.1728     Document Type: Article

References (35)

1. ANTZ, C., GEWEYER, M., FAKLER B., SCHOTT, M. K., GUY, R., FRANCK, R., RUPPERSBERG, J. P., AND KALBITZER, H. R. NMR-structure of inactivation gates from mammalian voltage-dependent potassium channels. Nature 385: 272-275, 1997.
2. BAUER, C. K., FALK, T., AND SCHWARZ, J. R. An endogenous inactivating inward-rectifying potassium current in oocytes of Xenopus laevis. Pflügers Arch. 432: 812-820, 1996.
3. +]: A tale of two inactivation mechanisms. Neuron 15: 951-960, 1995.
4. + channels. Proc. Natl Acad. Sci. USA 88: 5092-5095, 1991.
5. CONNOR, J. A. AND STEVENS, C.F.L. Voltage-clamp studies of a transient outward current in gastropod neural somata. J. Physiol. (Lond.) 213: 21-30, 1971.
6. + channels. Biophys. J. 67: 1806-1815, 1994.
7. + channels. J. Exp. Biol. 200: 2919-2926, 1997.
8. GRIGORIEV, N. G., SPAFFORD, J. D., AND SPENCER, A. N. The effects of level of expression of a jellyfish Shaker channel; a positive potassium feed-back mechanism. J. Physiol. (Lond.) 517: 25-33, 1999.
9. + channels in human T-lymphocytes. Biophys. J. 55: 203-206, 1989.
10. HILLE, B. Ionic Channels of Excitable Membranes. Sunderland, MA: Sinauer, 1992, p. 607.
11. + channel. J. Gen. Physiol. 108: 195-206, 1996.
12. HOSHI, T., ZAGOTTA, W. N., AND ALDRICH, R. W. Biophysical and molecular mechanisms of Shaker potassium channel inactivation. Science 250: 533-538, 1990.
13. HOUNSGAARD, D. J. AND NICHOLSON, C. Potassium accumulation around individual Purkinje cells in cerebellar slices from the guinea-pig. J. Physiol. (Lond.) 340: 359-388, 1983.
14. JEGLA, T., GRIGORIEV, N., GALLIN, W. J., SALKOFF, L., AND SPENCER, A. N. Multiple Shaker potassium channels in a primitive metazoan. J. Neurosci. 15: 7889-7999, 1995.
15. + channels radically alters activation and inactivation. J. Neurosci. 17: 32-44, 1997.
16. KUSANO, K., MILEDI, R., AND STINNAKRE, J. Cholinergic and catecholaminergic receptors in the Xenopus oocyte membrane. J. Physiol. (Lond.) 328: 142-170, 1982.
17. LABARCA, P. AND MACKINNON, R. Permeant ions influence the rate of C-type inactivation in Shaker channels. Biophys. J. 61: A378, 1992.
18. + channel Kv1. 4. J. Membr. Biol. 151: 225-235, 1996.
19. LI, M., JAN, Y. N., AND JAN, L. Y. Specification of subunit assembly by the hydrophilic ammo-terminal domain of the Shaker potassium channel. Science 257: 1225-1230, 1992.
20. + channel during gating. Neuron 16: 859-867, 1996.
21. LOPEZ-BARNEO, J., HOSHI, T., HEINEMANN, S. H., AND ALDRICH, R. Effects of external cations and mutations in the pore region on C-type inactivation of Shaker potassium channels. Receptors Channels 1: 61-71, 1993.
22. MEECH, R. W. AND MACKIE, G. O. Potassium channel family in giant motor axons of Aglantha digitale. J. Neurophysiol. 69: 894-901, 1993.
23. + channels distinguish between the sites of tetraethylammonium blockade and C-type inactivation. J. Physiol. (Lond.) 449: 361-367, 1997.
24. + channel. Proc. Natl. Acad. Sci. USA 89: 2466-2470, 1992.
25. PRZYSIEZNIAK, J. AND SPENCER, A. N. Voltage-activated potassium currents in isolated motor neurons from the jellyfish Polyorchis penicillatus. J. Neurophysiol. 72: 1010-1019, 1994.
26. K(A) channels reopen during recovery from inactivation. Nature 353: 657-660, 1991.
27. + ions in Xenopus axon. Pflügers Arch. 430: 879-886, 1996.
28. SATTERLIE, R. A. AND SPENCER, A. N. Organization of conducting systems in 'simple' invertebrates: Porifera, Cnidaria and Ctenophora. In: Nervous Systems in Invertebrates, edited by M. A. Ali. New York: Plenum, 1987, p. 213-264.
29. SCHETZ, J. A. AND ANDERSON, P.A.V. Investigations of lipid components of neuron-enriched membranes of the jellyfish Cyanea capillata. J. Exp. Biol. 177: 23-39, 1993.
30. SPENCER, A. N. The physiology of a coelenterate neuromuscular synapse. J. Comp. Physiol. A Sens. Neural Behav. Physiol. 148: 353-363, 1984.
31. SPENCER, A. N., PRZYSIEZNIAK, J., ACOSTA-URQUIDI, J., AND BASARSKI, T. A. Presynaptic spike broadening reduces junctional potential amplitude. Nature 340: 636-638, 1989.
32. STUHMER, W., TERLAU, H., AND HEINEMANN, S. H. Xenopus oocytes for two-electrode and patch clamp recording. In: Practical Electrophysiological Methods, edited by H. Kettenman and R. Grantyn. New York: Wiley-Liss, 1992, p. 186-189.
33. + accumulation in the central nervous system. Prog. Biophys. Mol. Biol. 42: 135-189, 1983.
34. o on three transient outward potassium channels. Circ. Res. 71: 657-672, 1992.
35. ZAGOTTA, W. N., HOSHI, T., AND ALDRICH, R. W. Restoration of inactivation in mutants of Shaker potassium channels by a peptide derived from ShB. Science 250: 568-571, 1990.