SPACI score report for 2atq in ASTRAL 1.73:

PDB Entry: 2atq
SPACI score: 0.08
AEROSPACI score: 0.08

Experiment type: XRAY
Resolution: 3.2
R-factor: 0.284
PCK1 PROCHECK Ramachandran: 2
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -2.353
WCK2 WHAT_CHECK Ramachandran: -5.71
WCK3 WHAT_CHECK Chi angles: -2.976
WCK4 WHAT_CHECK Backbone: -9.221

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).