Procheck G-factor (phi / psi only): Mean 0.33 SD N/A Procheck G-factor (all dihedral angles): Mean 0.31 SD N/A Verify3D: Mean 0.30 SD 0.0000 ProsaII (-ve): Mean 0.97 SD 0.0000 MAGE VdW clashscore: Mean 18.40 SD 0.0000