Procheck G-factor (phi / psi only): Mean -0.40 SD N/A Procheck G-factor (all dihedral angles): Mean -0.28 SD N/A Verify3D: Mean 0.39 SD 0.0000 ProsaII (-ve): Mean 0.42 SD 0.0000 MAGE VdW clashscore: Mean 14.08 SD 0.0000