Neutralization of aspartate residues in the murine inwardly rectifying K+ channel IRK1 affects the substate behaviour in Mg2+ block

Journal of Physiology

Volumn 510, Issue 3, 1998, Pages 675-683

  Oishi, Keiko ^a   Omori, Koichiro ^a   Ohyama, Hideo ^a   Shingu, Koh ^a   Matsuda, Hiroko ^a  

^a KANSAI MEDICAL UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ASPARTIC ACID; COMPLEMENTARY DNA; LIPOSOME; MAGNESIUM ION; POTASSIUM CHANNEL; ASPARAGINE; GLUTAMIC ACID; GLUTAMINE; INWARDLY RECTIFYING POTASSIUM CHANNEL; INWARDLY RECTIFYING POTASSIUM CHANNEL 1; TETRAMER; UNCLASSIFIED DRUG;

ANIMAL CELL; ARTICLE; BINDING AFFINITY; CONCENTRATION RESPONSE; CONTROLLED STUDY; DNA TRANSFECTION; KIDNEY CELL; MONKEY; NONHUMAN; PRIORITY JOURNAL; VOLTAGE CLAMP; BINDING KINETICS; BINDING SITE; CELL MEMBRANE POTENTIAL; CHANNEL GATING; GENE; GENE MUTATION; HYPERPOLARIZATION; ION CONDUCTANCE; ION TRANSPORT; IRK1 GENE; LIPOSOME METHOD; MATERIAL STATE; MOUSE; POTASSIUM CELL LEVEL; POTASSIUM CURRENT; PROCEDURES CONCERNING CELLS; SENSITIVITY ANALYSIS; STEADY STATE; SUBSTATE BEHAVIOR; VOLTAGE CLAMP TECHNIQUE;

EID: 0032144066     PISSN: 00223751     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1469-7793.1998.675bj.x     Document Type: Article

References (33)

1. ALDRICH, R. (1993). Advent of a new family. Nature 362, 107-108.
2. FABIATO, A. & FABIATO, F. (1979). Calculator programs for computing the composition of the solutions containing multiple metals and ligands used for experiments in skinned muscle cells. Journal de Physiologie 75, 463-505.
3. + channels is caused by intracellular spermine. Cell 80, 149-154.
4. + channels. Science 266, 1068-1072.
5. + channels. Proceedings of the Royal Society B 261, 251-261.
6. HAGIWARA, S. & TAKAHASHI, K. (1974). The anomalous rectification and cation selectivity of the membrane of a starfish egg cell. Journal of Membrane Biology 18, 61-80.
7. HALL, A. E., HUTTER, O. P. & NOBLE, D. (1963). Current-voltage relations of Purkinje fibres in sodium-deficient solutions. Journal of Physiology 166, 225-240.
8. HAMILL, O. P., MARTY, A., NEHER, E., SAKMANN, B. & SIGWORTH, F. J. (1981). Improved patch-damp techniques for high-resolution current recording from cells and cell-free membrane patches. Pflügers Archiv 391, 85-100.
9. HARRISON, S. M. & BERS, D. M. (1989). Correction of proton and Ca association constants of EGTA for temperature and ionic strength. American Journal of Physiology 256, C1250-1256.
10. HILLE, B. (1992). Gating mechanisms. In Ionic Channels of Excitable Membranes, pp. 472-503. Sinauer Associates, Sunderland.
11. KANDEL, E. R. & TAUC, L. (1966). Anomalous rectification in the metacerebral giant cells and its consequences for synaptic transmission. Journal of Physiology 183, 287-304.
12. KATZ, B. (1949). Les constantes electriques de la membrane du muscle. Archives des Sciences Physiologiques 3, 285-299.
13. KUBO, Y., BALDWIN, T. J., JAN, Y. N. & JAN, L. Y. (1993). Primary structure and functional expression of a mouse inward rectifier potassium channel. Nature 362, 127-133.
14. LOPATIN, A. N, MAKHINA, E. N. & NICHOLS, C. G. (1994). Potassium channel block by cytoplasmic polyamines as the mechanism of intrinsic rectification. Nature 372, 366-369.
15. MACKINNON, R. (1991). Determination of the subunit stoichiometry of a voltage-activated potassium channel. Nature 350, 232-235.
16. MARTEL, A. E. & SMITH, R. M. (1974). Critical Stability Constants, vol. 1, Amino Acids. Plenum Press, New York.
17. MATSUDA, H. (1988). Open-state substructure of inwardly rectifying potassium channels revealed by magnesium block in guinea-pig heart cells. Journal of Physiology 397, 237-258.
18. + channels in guinea-pig heart cells. Journal of Physiology 435, 83-99.
19. +channel. Annual Review of Physiology 53, 289-298.
20. + channels in guinea-pig ventricular cells. Journal of Physiology 470, 295-311.
21. + block in guinea-pig heart cells. Journal of Physiology 413, 139-157.
22. 2+. Nature 325, 156-159.
23. OMORI, K., OISHI, K. & MATSUDA, H. (1997). Inwardly rectifying potassium channels expressed by gene transfection into the Green Monkey kidney cell line COS-1. Journal of Physiology 499, 369-378.
24. 2+ of the inward rectifier, IRK1. Journal of Physiology 478, 1-6.
25. + channels. Science 264, 844-847.
26. TSIEN, R. Y. & RINK, T. J. (1980). Neutral carrier ion-selective microelectrodes for measurement of intracellular free calcium. Biochimica et Biophysica Acta 599, 623-638.
27. TYTGAT, J. & HESS, P. (1992). Evidence for cooperative interactions in potassium channel gating. Nature 359, 420-423.
28. VANDENBERG, C. A. (1987). Inward rectification of a potassium channel in cardiac ventricular cells depends on internal magnesium ions. Proceedings of the National Academy of Sciences of the USA 84, 2560-2564.
29. WATANABE, S., KUSAMA-EGUCHI, K., KOBAYASHI, H. & IGARASHI, K. (1991). Estimation of polyamine binding to macromolecules and ATP in bovine lymphocytes and rat liver. Journal of Biological Chemistry 266, 20803-20809.
30. + channels localized to a single negatively charged residue. Nature 371, 246-249.
31. 2+ and spermine for a cloned IRK2 channel expressed in a human cell line. Journal of Physiology 493, 143-156.
32. YANG, J., JAN, Y. N. & JAN, L. Y. (1995a). Control of rectification and permeation by residues in two distinct domains in an inward rectifier K channel. Neuron 14, 1047-1054.
33. YANG, J., JAN, Y. N. & JAN, L. Y. (1995b). Determination of the subunit stoichiometry of an inwardly rectifying potassium channel. Neuron 15, 1441-1447.