Kinetics of K+ occlusion by the phosphoenzyme of the Na +,K+-ATPase

Biophysical Journal

Volumn 100, Issue 1, 2011, Pages 70-79

  Myers, Sian L ^a   Cornelius, Flemming ^b   Apell, Hans Jürgen ^c   Clarke, Ronald J ^a  

^a UNIVERSITY OF SYDNEY   (Australia)

^b AARHUS UNIVERSITY   (Denmark)

^c UNIVERSITY OF KONSTANZ   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

CHONDRICHTHYES; SUIDAE;

EID: 78651244618     PISSN: 00063495     EISSN: 15420086     Source Type: Journal    
DOI: 10.1016/j.bpj.2010.11.038     Document Type: Article

References (35)

1. Morth, J. P., B. P. Pedersen,., P. Nissen. 2007. Crystal structure of the sodium-potassium pump. Nature. 450:1043-1049.
2. Shinoda, T., H. Ogawa, ., C. Toyoshima. 2009. Crystal structure of the sodium-potassium pump at 2.4 A resolution. Nature. 459: 446-450.
3. +-ATPase) with bound potassium and ouabain. Proc. Natl. Acad. Sci. USA. 106:13742-13747.
4. +-ATPase pump cycle. Biophys. J. 81:2069-2081.
5. +-ATPase by ATP. Biophys. J. 98:2290-2298.
6. +- ATPase. Biochemistry. 36:13406-13420.
7. Cornelius, F. 1999. Rate determination in phosphorylation of shark rectal Na,K-ATPase by ATP: Temperature sensitivity and effects of ADP. Biophys. J. 77:934-942.
8. +-ATPase. Biochemistry. 49:1248-1258.
9. +-ATPase. Biochemistry. 37:4581-4591.
10. +-dependence of electrogenic transport by the NaK-ATPase. Biochim. Biophys. Acta. 1368:184-200.
11. Bühler, R., and H. J. Apell. 1995. Sequential potassium binding at the extracellular side of the Na,K-pump. J. Membr. Biol. 145:165-173.
12. +- ATPase from rectal glands of Squalus acanthias. Methods Enzymol. 156:43-46.
13. Klodos, I., M. Esmann, and R. L. Post. 2002. Large-scale preparation of sodium-potassium ATPase from kidney outer medulla. Kidney Int. 62:2097-2100.
14. Ottolenghi, P. 1975. The reversible delipidation of a solubilized sodium-plus-potassium ion-dependent adenosine triphosphatase from the salt gland of the spiny dogfish. Biochem. J. 151:61-66.
15. Peterson, G. L. 1977. A simplification of the protein assay method of Lowry et al. which is more generally applicable. Anal. Biochem. 83:346-356.
16. Lowry, O. H., N. J. Rosebrough, ., R. J. Randall. 1951. Protein measurement with the Folin phenol reagent. J. Biol.Chem. 193:265-275.
17. Stürmer, W., R. Bühler, ., P. Läuger. 1991. Charge translocation by the Na,K-pump: II. Ion binding and release at the extracellular face. J. Membr. Biol. 121:163-176.
18. Apell, H.-J., M. Roudna, ., D. R. Trentham. 1996. Kinetics of the phosphorylation of Na,K-ATPase by inorganic phosphate detected by a fluorescence method. Biochemistry. 35:10922-10930.
19. +-ATPase studied with voltage-sensitive fluorescent dyes. In The Sodium Pump: Structure Mechanism, Hormonal Control and Its Role in Disease. E. Bamberg and W. Schoner, editors. Steinkopff, Darmstadt, Germany. 517-528.
20. + pump current on external monovalent cations and membrane potential in rabbit cardiac Purkinje cells. J. Physiol. 442:169-189.
21. +]. J. Membr. Biol. 121:177-187.
22. + pump in rat cardiac ventricular myocytes. J. Physiol. 501:33-40.
23. + occlusion. J. Gen. Physiol. 126:30a-31a.
24. +)-ATPase observed in the transient state. J. Biol. Chem. 255:3395-3402.
25. Froehlich, J. P., A. S. Hobbs, and R. W. Albers. 1983. Evidence for parallel pathways of phosphoenzyme formation in the mechanism of ATP hydrolysis by electrophorus Na,K-ATPase. Curr. Top. Membr. Transp. 19:513-535.
26. Hobbs, A. S., R. W. Albers, and J. P. Froehlich. 1985. Quenched-flow determination of the E1P to E2P transition rate constant in electric organ Na,K-ATPase. In The Sodium Pump. I. M. Glynn and C. Ellory, editors. The Company of Biologists, Cambridge, UK. 355-361.
27. +-ATPase: One phosphorylation site per ab protomer. Biochim. Biophys. Acta. 1235:197-204.
28. Hille, B. 1992. Ionic Channels of Excitable Membranes, 2nd Ed. Sinauer, Sunderland, MA, 476-478.
29. + binding in the E1 state of the Na,K-ATPase? FEBS Lett. 532:198-202.
30. +-ATPase pump cycle. Biochemistry. 41:9496-9507.
31. +-ATPase. Biophys. J. 75:1340-1353.
32. Mahmmoud, Y. A., H. Vorum, and F. Cornelius. 2000. Identification of a phospholemman-like protein from shark rectal glands. Evidence for indirect regulation of Na,K-ATPase by protein kinase c via a novel member of the FXYD family. J. Biol. Chem. 275:35969-35977.
33. Cornelius, F., and Y. A. Mahmmoud. 2003. Functional modulation of the sodium pump: The regulatory proteins "Fixit". News Physiol. Sci. 18:119-124.
34. Garty, H., and S. J. D. Karlish. 2006. Role of FXYD proteins in ion transport. Annu. Rev. Physiol. 68:431-459.
35. Geering, K. 2001. The functional role of b subunits in oligomeric P-type ATPases. J. Bioenerg. Biomembr. 33:425-438.