SPACI score report for 2qou in ASTRAL 2.01:

PDB Entry: 2qou
SPACI score: 0.03
AEROSPACI score: 0.03

Experiment type: XRAY
Resolution: 3.93
R-factor: 0.258
PCK1 PROCHECK Ramachandran: 2
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -4.374
WCK2 WHAT_CHECK Ramachandran: -7.324
WCK3 WHAT_CHECK Chi angles: -6.129
WCK4 WHAT_CHECK Backbone: -3.243

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).