Structural and computational studies of the maleate isomerase from Pseudomonas putida S16 reveal a breathing motion wrapping the substrate inside.
Chen, D., Tang, H., Lu, Y., Zhang, Z., Shen, K., Lin, K., Zhao, Y.L., Wu, G., Xu, P.(2013) Mol Microbiol 87: 1237-1244
- PubMed: 23347155 
- DOI: 10.1111/mmi.12163
- Primary Citation of Related Structures:  
4FQ5, 4FQ7 - PubMed Abstract: 
Nicotine is an environmental toxicant in tobacco waste, imposing a serious hazard for human health. Some bacteria including Pseudomonas spp. strains are able to metabolize nicotine to non-toxic compounds. The pyrrolidine pathway of nicotine degradation in Pseudomonas putida S16 has recently been revealed ...