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. 2009 Mar 1;156(4):779–786. doi: 10.1007/s00227-009-1132-2

Table 2.

Estimated P- and V-type ATPase activities (in μmol Pi h−1 g−1 tissue wet weight) of L. luymesi plume (LP), L. luymesi root (LR), S. jonesi plume (SP), and S. jonesi root (SR)

ATPase type Inhibitor sensitivity ATPase activity (μmol Pi h−1 g−1 WW)
LP LR SP SR
Total None 35.0 13.1 41.4 16.3
Total P- and V-type ATPase NEM 18.2 5.8 19.0 7.5
V-type H + ATPase Bafilomycin 3.7 0.6 9.8 0.9
Total P-type ATPase NEM- (Bafilomycin) 14.5 5.2 9.3 6.6
Na+/K+-ATPase Ouabagenin 4.1 0.7 4.3 0.4
P-type H + -ATPase NEM- (Bafilomycin + Ouabagenin) 10.5 4.5 4.9 6.2

Proton-specific ATPase activities are in bold