 We find  that these quantities  provide novel biophysical insight into the GP1/hTfR1 interaction.
<meaning-changed>  We find  that these quantities  provide novel biophysical insight into the GP1/hTfR1 interaction.
 We find , even without the rigor and planning required for free energy calculations, that these quantities provide novel biophysical insight into the GP1/hTfR1 interaction.