SPACI score report for 1wg3 in ASTRAL 2.02:

PDB Entry: 1wg3
SPACI score: 0.2
AEROSPACI score: 0.2

Experiment type: XRAY
Resolution: 3
R-factor: 0.198
PCK1 PROCHECK Ramachandran: 2
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -2.53
WCK2 WHAT_CHECK Ramachandran: -5.318
WCK3 WHAT_CHECK Chi angles: -4.164
WCK4 WHAT_CHECK Backbone: -2.227

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).