Table 1. Membrane height after treatment with enzyme and solvent.

	EP		CP
	proteinase K	collagenase 3	proteinase K	trypsin
Denzyme	2.8	4
DMβCD/DTX	4.2	4	4.3 or 8.3
Henzyme			8.0	8.0
HMβCD/HTX			8.0	4.7

EP, ectoplasmic side of membrane; CP, cytoplasmic side of membrane; D_enzyme, depth of the pits after enzyme digestion; D_MβCD/D_TX, depth of the pits after treatment with MβCD or TX (Triton X-100); H_enzyme, height of the membrane after digestion by enzyme; H_MβCD/H_TX, height of the membrane after treatment with MβCD or TX; Unit: nm.