SPACI score report for 2pq3 in ASTRAL 2.06:

PDB Entry: 2pq3
SPACI score: 0.81
AEROSPACI score: 0.81

Experiment type: XRAY
Resolution: 1.3
R-factor: 0.143
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 1
WCK1 WHAT_CHECK Packing: 0.356
WCK2 WHAT_CHECK Ramachandran: 1.94
WCK3 WHAT_CHECK Chi angles: 0.887
WCK4 WHAT_CHECK Backbone: 5.683

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).