Procheck G-factor (phi / psi only): Mean 0.46 SD N/A Procheck G-factor (all dihedral angles): Mean 0.28 SD N/A Verify3D: Mean 0.38 SD 0.0000 ProsaII (-ve): Mean 0.51 SD 0.0000 MAGE VdW clashscore: Mean 20.60 SD 0.0000