Kowlessur, D., Thomas, E. W., Topham, C. M., Templeton, W., & Brocklehurst, K. (1990). Dependence of the P2-S2 stereochemical selectivity of papain on the nature of the catalytic-site chemistry. Quantification of selectivity in the catalysed hydrolysis of the enantiomeric N-acetylphenylalanylglycine 4-nitroanilides.

Kowlessur, D., E W. Thomas, C M. Topham, W. Templeton, a K. Brocklehurst. Dependence of the P2-S2 Stereochemical Selectivity of Papain On the Nature of the Catalytic-site Chemistry. Quantification of Selectivity in the Catalysed Hydrolysis of the Enantiomeric N-acetylphenylalanylglycine 4-nitroanilides. 1990.

Kowlessur, D., et al. Dependence of the P2-S2 Stereochemical Selectivity of Papain On the Nature of the Catalytic-site Chemistry. Quantification of Selectivity in the Catalysed Hydrolysis of the Enantiomeric N-acetylphenylalanylglycine 4-nitroanilides. 1990.