FIG. 4.
Gel electrophoretic analysis of propylene-induced polypeptides in N. corallina and comparison to purified epoxide carboxylase components (comp.) I and II from Xanthobacter strain Py2. Lane 1, molecular mass standards (2 μg each); lane 2, epoxide carboxylase component I from Xanthobacter strain Py2 (3 μg); lane 3, epoxide carboxylase component II from Xanthobacter strain Py2 (3 μg); lane 4, glucose-grown cell extract from Xanthobacter strain Py2 (25 μg); lane 5, propylene-grown cell extract from Xanthobacter strain Py2 (25 μg); lane 6, glucose-grown cell extract from N. corallina (25 μg); lane 7, propylene-grown cell extract from N. corallina (25 μg); lane 8, epoxide carboxylase components I (3 μg) and II (3 μg) from Xanthobacter strain Py2.