SPACI score report for 8icw in ASTRAL 2.08:

PDB Entry: 8icw
SPACI score: 0.19
AEROSPACI score: 0.19

Experiment type: XRAY
Resolution: 3.3
R-factor: 0.164
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -2.733
WCK2 WHAT_CHECK Ramachandran: -5.936
WCK3 WHAT_CHECK Chi angles: -6.569
WCK4 WHAT_CHECK Backbone: -2.13

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).