Fig. 5. P50 (O2 tension at half O2
saturation) values of (A) Thermarces cerberus Hbs I (circles), II
(triangles) and III (inverted triangles) and (B) stripped Zoarces
viviparus hemolysate, and their pH dependence at 15°C (semicircles),
25°C (stars) and 35°C (circles). Heme concentrations, 0.16 mmol
l-1; Cl- concentration, 0.1 mol l-1. (7.50
Torr=1 kPa.)