Figures & data
Table 1. PTP1B activity of A. roxburghiana compounds and ursolic acid*.
Figure 2. Molecular binding mode of betulin inside catalytic site of PTP13. Hydrogen atoms (except polar ones) were omitted for clarity.
![Figure 2. Molecular binding mode of betulin inside catalytic site of PTP13. Hydrogen atoms (except polar ones) were omitted for clarity.](/cms/asset/6e778ba5-3974-4722-9cac-28ae75e9eb0d/ienz_a_1047358_f0002_c.jpg)
Figure 4. Electrostatic surface of PTP1B. Blue color indicates positive electrostatic surface, red color region indicates negative electrostatic surface and white region depicts non-polar (hydrophobic) surface of the enzyme.
![Figure 4. Electrostatic surface of PTP1B. Blue color indicates positive electrostatic surface, red color region indicates negative electrostatic surface and white region depicts non-polar (hydrophobic) surface of the enzyme.](/cms/asset/221f732b-f73b-4610-b69e-c1e4bf2b9ec4/ienz_a_1047358_f0004_c.jpg)