SPACI score report for 3ulq in ASTRAL 2.07:

PDB Entry: 3ulq
SPACI score: 0.41
AEROSPACI score: 0.41

Experiment type: XRAY
Resolution: 2.3
R-factor: 0.191
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 1
WCK1 WHAT_CHECK Packing: 0.972
WCK2 WHAT_CHECK Ramachandran: -0.15
WCK3 WHAT_CHECK Chi angles: -0.133
WCK4 WHAT_CHECK Backbone: 1.032

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).