[ membrane_1_leaflet_1 ]
      OPMG   40.0196
      OPGG   25.0489
      DPSG   14.9706
      OPSG    9.9804
      OPPG    9.9804
[ membrane_1_leaflet_2 ]
      OPMG   40.0196
      OPGG   25.0489
      DPSG   14.9706
      OPSG    9.9804
      OPPG    9.9804