ライフサイエンスコーパス: H pump

1 e membrane potential created by the vacuolar H+ pump.

2 tion of an electrogenic ion pump such as the H+ pump.

3 nsporter could function as either a Na+ or a H+ pump.

4 rabidopsis genome encodes 11 plasma membrane H+ pumps.

5 al rates of ATP hydrolysis and ATP-dependent H+ pumping.

6 omplex is fully functional in ATPase-coupled H(+) pumping.

7 ins and are not involved directly in proton (H(+)) pumping.

8 F1 enzyme became increasingly uncoupled from H+ pumping above 28 degreesC.

9 , caused a 38 +/- 5% decrease in the initial H(+) pump activity in the wild type, while no change was

10 or membrane potential, and it does not have H(+) pump activity.

11 acidic pH microdomains resulted from Ca(2+)-H(+) pump activity.

12 t and H(+)-PPiase activities and induced the H(+) pumping activity of the endogenous V-ATPase.

13 ia, and one archaeon additionally exhibit an H(+)-pumping activity in inverted membrane vesicles prep

14 pling ratio of the nitrate-insensitive fruit H+ pumping activity is lower than that of nitrate-sensit

15 old inactivation treatment failed to inhibit H+ pumping activity of the fruit membranes, even though

16 In addition, the epicotyl H+ pumping activity was inactivated by oxidation was rev

17 few transporters, including plasma membrane H+ pump AHA3, Ca2+ pump ACA9, and K+ channel SPIK, furth

18 intercalated cells, in which the polarity of H(+) pumps and Cl(-)/HCO(3)(-) exchangers is reversed, o

19 s were found in many transporters, including H(+) pumps and H(+):cation antiporters, often at residue

20 Such a mechanism may require less H(+)-pumping and energy for upregulating pH compared wit

21 e mutants showed pH-dependent ATPase-coupled H+ pumping and passive H+ transport through Fo.

22 lar loop of subunit c restored ATP-dependent H+ pumping and transition state thermodynamic parameters

23 el establish a polarized distribution of Na+/H+ pumps and aquaporins in the cell membrane, which crea

24 A kinetic analysis of H+-pumping and H+-leakage indicated that the reconstitut

25 The light-driven H(+) pump ArchT was expressed in astrocytes of mouse cor

26 genous yeast H+ ATPase activity, we analyzed H+ pumping at pH >/= 8.0 in detail in order to selective

27 0 complex, which is thought to determine the H+-pumping/ATP stoichiometry, was previously not determi

28 ns in the a2 subunit of the vesicular ATPase H+-pump (ATP6V0A2).

29 ton gradient generated through the action of H+ pumps belonging to the P-type ATPase superfamily.

30 6.82 +/- 0.06 and inhibition of the V-ATPase H(+) pump by Cl(-) removal or via the selective inhibito

31 and aL120C/H245C in TMH2 and TMH5, inhibited H(+) pumping by 85-90%.

32 This feature results in an optimization of H(+) pumping by the V-ATPase according to existing H(+)

33 Blocking H(+) pumping by vesicular H(+)-ATPase (with folimycin or

34 In contrast, H+ pumping by the fruit tonoplast-enriched membranes was

35 ssay conditions, rates of NTP hydrolysis and H+ pumping by the H,K-ATPase for CTP are about 10% of th

36 ha-helical segments during the course of the H(+) pumping catalytic cycle.

37 eria where it plays an analogous role to the H(+)-pumping complex I.

38 A detailed study of ATP-dependent H(+)-pump currents at a variety of different pH conditio

39 P(H+) and successive increases in the active H(+) pump density.

40 ) into the lysosome, inhibiting the V-ATPase H(+) pump did not prevent Ca(2+) refilling.

41 rate, Cl(-)/H(+) exchange stoichiometry, and H(+) pumping driven by a Cl(-) gradient.

42 in D178N, D303A, and D400A mutants where the H(+) pumping efficiency had already been significantly d

43 cteria the primary function of the enzyme is H+ pumping for cytoplasmic pH regulation.

44 Primary H(+) pumps from the AHA family showed little isoform spe

45 Nitrate uncouples H+ pumping from ATP hydrolysis both in epicotyls and in

46 ents was investigated by assaying ATP driven H(+) pumping function before and after cross-linking pai

47 H(+) pumping function was largely unaffected by modifica

48 A pharmacological screen implicated the H+-pump H+-V-ATPase in Xenopus asymmetry, where it acts

49 rate-sensitive and nitrate-insensitive fruit H+-pumps have identical Km values for MgATP, and show si

50 DR-TCBD protein does not catalyze measurable H(+) pumping in the presence of ATP.

51 mil stimulation of MDR 1 ATPase activity and H+ pumping in 9.3/hu MDR 1 ISOV.

52 cter of E427Q mutants and the enhancement of H+ pumping in E427D mutants by comparison with wild type

53 Activation of a plasma membrane H+ pump initiates K+ and Cl- influx, accompanied by mala

54 We show that activity of the V-ATPase H(+) pump is required for regeneration but not wound hea

55 acidic, calcium storage compartments with a H(+) pump located in their membrane that have been descr

56 fluid, confirming the existence of a proton (H(+)) pumping mechanism.

57 The bacterial H(+)-pumping NADH-quinone oxidoreductase (NDH-1) is an L

58 is apical H+ secretion via Na-H exchange and H+ pumping, processes that can be studied using the NH4+

59 ive subunit of the H+-V-ATPase or an ectopic H+ pump, randomized embryonic situs without causing any

60 r cation channel SlTPC1 and the two vacuolar H(+)-pumps, SlAVP1 and SlVHA-A1, which in turn are revea

61 ed support K+-stimulated NTPase activity and H+ pumping up to 30-50% of that with ATP.