Two alternative modes for optimizing nylon-6 byproduct hydrolytic activity from a carboxylesterase with a beta-lactamase fold: X-ray crystallographic analysis of directly evolved 6-aminohexanoate-dimer hydrolase.
Ohki, T., Shibata, N., Higuchi, Y., Kawashima, Y., Takeo, M., Kato, D., Negoro, S.(2009) Protein Sci. 18: 1662-1673
- PubMed: 19521995 
- DOI: 10.1002/pro.185
- Primary Citation of Related Structures:  
- PubMed Abstract: 
Promiscuous 6-aminohexanoate-linear dimer (Ald)-hydrolytic activity originally obtained in a carboxylesterase with a beta-lactamase fold was enhanced about 80-fold by directed evolution using error-prone PCR and DNA shuffling. Kinetic studies of the ...