5.1.1.8 0.217 - pyrrole-2-carboxylate pH 8.0, 50°C 730678 5.1.1.8 0.58 - pyrrole-2-carboxylate pH 8.0, 50°C 730678 5.1.1.8 2.3 - pyrrole 2-carboxylic acid in 50 mM HEPES, pH 8.0, with 2 mM beta-mercaptoethanol,1 mM EDTA, at 37°C 714823