Procheck G-factor (phi / psi only): Mean 0.30 SD N/A Procheck G-factor (all dihedral angles): Mean 0.10 SD N/A Verify3D: Mean 0.37 SD 0.0000 ProsaII (-ve): Mean 0.66 SD 0.0000 MAGE VdW clashscore: Mean 7.81 SD 0.0000