ligandname      dG  lig_dens   dG_Z dens_Z  zscore  probability
       ADP -29.294     0.814  0.339  1.695   1.438     0.751540
       ATP -22.676     0.813 -0.476  1.752   0.903     0.228977
       CLR -19.559     0.752 -0.632  0.277  -0.251     0.017741
       Y01 -13.593     0.721 -1.525 -0.329  -1.311     0.001742