External protons enhance the activity of the hyperpolarization-activated K channels in guard cell protoplasts of Vicia faba

Journal of Membrane Biology

Volumn 154, Issue 2, 1996, Pages 169-181

  Ilan, N ^a   Schwartz, A ^a   Moran, N ^b  

^a HEBREW UNIVERSITY OF JERUSALEM   (Israel)

^b WEIZMANN INSTITUTE OF SCIENCE   (Israel)

Author keywords

Channel gating moel; Guard cell protoplast; Patch clamp; pH effect; Plant K channel; Stomata; Surface charge

Indexed keywords

POTASSIUM CHANNEL;

ACIDIFICATION; ARTICLE; CHANNEL GATING; HYPERPOLARIZATION; NONHUMAN; PATCH CLAMP; PROTON TRANSPORT; PROTOPLAST; SURFACE CHARGE;

FABACEAE; HYDROGEN-ION CONCENTRATION; ION CHANNEL GATING; KINETICS; MEMBRANE POTENTIALS; MODELS, BIOLOGICAL; PATCH-CLAMP TECHNIQUES; PLANT LEAVES; PLANTS, MEDICINAL; POTASSIUM CHANNELS; PROTONS;

VICIA FABA;

EID: 0029847897     PISSN: 00222631     EISSN: None     Source Type: Journal    
DOI: 10.1007/s002329900142     Document Type: Article

References (56)

1. Anderson, J.A., Huprikar, S.S., Kochian, L.V., Lucas, W.J., Gaber, R.F. 1992. Functional expression of a probable Arabidopsis thaliana potassium channel in Saccharomyces cerevisiae. Proc. Natl. Acad. Sci. USA 89:3736-3740
2. Armstrong, C.M. 1969. Inactivation of the potassium conductance and related phenomena caused by quaternary ammonium ion injection in squid axons. J. Gen. Physiol. 54:553-575
3. Assmann, S.M., Simoncini, L., Schroeder, J.I. 1985. Blue light activates electrogenic ion pumping in guard cell protoplasts of Vicia faba. Nature 318:285-287
4. Behrens, M.I., Oberhauser, A., Bezanilla, F., Latorre, R. 1989. Batrachotoxin-modified sodium channels from squid optic nerve in planar bilayers. J. Gen. Physiol. 93:23-41
5. + channel from the plasma membrane of Saccharomyces cerevisiae. J. Membrane Biol. 132:183-199
6. + channels of stomatal guard cells: characteristics of the inward rectifier and its control by pH. J. Gen. Physiol. 99:615-644
7. Blum, D.E., Elzenga, J.T.M., Linnemeyer, P.A., Van Volkenburgh, E. 1992. Stimulation of growth and ion uptake in bean leaves by red and blue light. Plant Physiol. 100:1968-1975
8. - in the leaf epidermis of Commelina communis in relation to stomatal activity. J. Exp. Bot. 38:1351-1355
9. + channel KAT1 confer inward-rectification property of plant-animal chimeric channels. J. Biol. Chem. 270:17697-17701
10. Edwards, M.C., Smith, G.N., Bowling, D.J.F. 1988. Guard cells extrude protons prior to stomatal opening - A study using fluorescence microscopy and pH micro-electrode. J. Exp. Bot. 39:1541-1547
11. Ehrenstein, G., Blumenthal, R., Latorre, R., Lecar, H. 1974. Kinetics of the opening and closing of individual excitability-inducing material channels in a lipid bilayer. J. Gen. Physiol. 63:707-721
12. + channels in the plasma membrane of Vicia faba guard cells. J. Membrane Biol. 128:103-113
13. +-channel activation and deactivation in guard cells from a dicotyledon (Vicia faba L.) and a graminaceous monocotyledon (Zea mays). Planta 189:410-419
14. Gilbert, D.L., Ehrenstein, G. 1969. Effect of divalent cations on potassium conductance of squid axons: Determination of surface charge. Biophys. J. 9:447-463
15. Gilbert, D.L., Ehrenstein, G. 1970. Use of a fixed charge model to determine the pK of the negative sites on the external membrane surface. J. Gen. Physiol. 55:822-825
16. Grahame, D.C. 1947. The electrical double layer and the theory of electrocapillarity. Chemical Reviews 41:441-501
17. Hamili, O.P., Marty, A., Neher, E., Sakmann, B., Sigworth, F. 1981. Improved patch-clamp techniques for high-resolution current recording from cells and cell-free membrane patches. Pfluegers Arch. 391:85-100
18. Hanke, W., Miller, C. 1983. Single chloride channels from Torpedo electroplax; Activation by protons. J. Gen. Physiol. 82:25-45
19. Hedrich, R., Moran, O., Conti, F., Busch, H., Becker, D., Gambale, F., Dreyer, I., Kuch, A., Neuwinger, K., Palme, K. 1995. Inward rectifier potassium channels in plants differ from their animal counterparts in response to voltage and channel modulators. Eur. Biophys. J. 24:107-115
20. Hedrich, R., Schroeder, J.I. 1989. The physiology of ion channels and electrogenic pumps in higher plants. Ann. Rev. Plant Physiol. 40:539-569
21. Hodgkin, A.I., Huxley, A.F. 1952. A quantitative description of membrane current and its application to conduction and excitation in nerve. J. Physiol. 117:500-544
22. Hoshi, T. 1995. Regulation of voltage dependence of the KAT1 channel by intracellular factors. J. Gen. Physiol. 105:309-328
23. Hoshi, T., Zagotta, W.N., Aldrich, R.W. 1994. Shaker potassium channel gating I: transitions near the open state. J. Gen. Physiol. 103:249-278
24. Huang, L.Y.M., Moran, N., Ehrenstein, G. 1984. Gating kinetics of batrachotoxin-modified sodium channels in neuroblastoma cells determined from single-channel measurements. Biophys. J. 45:313-322
25. Ilan, N., Moran, N., Schwartz, A. 1995. The role of potassium channels in the temperature control of stomatal aperture. Plant Physiol. 108:1161-1170
26. Ilan, N., Schwartz, A., Moran, N. 1994a. External pH effects on the depolarization-activated K channels in guard cell protoplasts of Vicia faba. J. Gen. Physiol. 103:807-831
27. Ilan, N., Schwartz, A., Moran, N. 1994b. Protons enhance the hyperpolarization-activated K channel in the plasma membrane of Vicia faba guard cell protoplasts. Plant Physiol. S105:144
28. Ilan, N., Schwartz, A., Moran, N. 1996. External protons enhance the inward-rectifying K channel in plant stomatal guard cell protoplast. Biophys. J. 70:400a. (Abstr.)
29. + channels. FEBS Lett. 378:19-26
30. + channels are responsible for an inwardly rectifying current in the plasma membrane of mesophyll protoplasts of Avena sativa. Plant Physiol. 98:1087-1097
31. + channels. Am. J. Physiol. 268:C535-C556
32. Lee, Y., Satter, R.L. 1989. Effects of white, blue, red light and darkness on pH of the apoplast in Samanea pulvinus. Planta 178:31-40
33. + activity in the Samanea saman pulvinus, monitored with liquid membrane microelectrodes. Planta 179:421-427
34. + uptake in Pea internode segments treated in fusicoccin or auxin. Plant Science Lett. 3:365-379
35. Marty, A., Neher, E. 1983. Tight seal whole-cell recording. In: Single Channel Recording. Sakmann B. and Neher E., Editors. Plenum Press, New York
36. + channel expressed in potato guard cells. EMBO J. 14:2409-2416
37. Neher, E. 1992. Correction for liquid junction potentials in patch-clamp experiments. Methods Enzymol. 207:123-131
38. Raschke, K., Humble, G.D. 1973. No uptake of anions required by opening stomata of Vicia faba: Guard cells release hydrogen ions. Planta 115:47-57
39. Robinson, R.A., Stokes, R.H. 1965. Electrolyte Solutions. Butterworths, London
40. Saftner, R.A., Raschke, K. 1981. Electrical potentials in stomatal complexes. Plant Physiol. 67:1124-1132
41. Schroeder, J.I. 1988. Potassium transport properties of potassium channels in the plasma membrane of Vicia faba guard cells. J. Gen. Physiol. 92:667-683
42. + channels in Vicia faba guard cells. FEBS Lett. 363:157-160
43. + channels in guard cell protoplasts. Proc. Natl. Acad. Sci. USA 84:4108-4112
44. + uptake. Ann. Rev. Biophys. Biomol. Struct. 23:441-471
45. Segel, I.H. 1975. Effects of pH and temperature. In: Enzyme Kinetics. Behavior and Analysis of Rapid Equilibrium and Steady-State Enzyme Systems, pp. 884-926. John Wiley & Sons, New York
46. Sentenac, H., Bonneaud, N., Minet, M., Lacroute, F., Salmon, J-M., Gaymard, F., Grignon, C. 1992. Cloning and expression in yeast of a plant potassium ion transport system. Science 256:663-665
47. Shimazaki, K., Iino, M., Zeiger, E. 1986. Blue light-dependent proton extrusion by guard-cell protoplasts of Vicia faba. Nature 319:324-326
48. Sigworth, F.J. 1995. Voltage gating of ion channels. Quart. Rev. Biophys. 27:1-40
49. Sokal, R.R., Rohlf, F.J. 1981. Linear regression. In: Biometry, pp. 496-498. WH Freeman, New York
50. Spanswick, R.M. 1981. Electrogenic ion pumps. Ann. Rev. Plant Physiol. 32:267-289
51. + concentration in the Phaseolus pulvinus in situ in relation to rhythmic leaf movements. J. Exp. Bot. 40:865-873
52. - uptake and fusicoccin in root hairs of Limnobium stolonifferum. Plant Physiol. 94:1561-1567
53. + channel in Xenopus oocytes: analysis of macroscopic currents. The Plant J. 7:321-332
54. Zagotta, W.N., Aldrich, R.W. 1990. Voltage-dependent gating of Shaker A-type potassium channels in Drosophila muscle. J. Gen. Physiol. 95:29-60
55. Zeiger, E. 1983. The biology of stomatal guard cells. Ann. Rev. Plant Physiol. 34:441-475
56. Zhang, J.F., Siegelbaum, S.A. 1991. Effects of external protons on single cardiac sodium channels from guinea pig ventricular myocytes. J. Gen. Physiol. 98:1065-1083