SPACI score report for 1y2g in ASTRAL 1.75:

PDB Entry: 1y2g
SPACI score: 0.52
AEROSPACI score: 0.52

Experiment type: XRAY
Resolution: 1.9
R-factor: 0.207
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -0.642
WCK2 WHAT_CHECK Ramachandran: 0.079
WCK3 WHAT_CHECK Chi angles: -1.297
WCK4 WHAT_CHECK Backbone: -1.224

Note: Here are links to pages about PROCHECK and WHAT_CHECK.

Here is the full WHAT_CHECK report on this protein (linked from the WHAT_CHECK site).