SPACI score report for 8icu in ASTRAL 1.63:

PDB Entry: 8icu
SPACI score: 0.23
AEROSPACI score: 0.23

Experiment type: XRAY
Resolution: 3
R-factor: 0.175
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -2.538
WCK2 WHAT_CHECK Ramachandran: -3.992
WCK3 WHAT_CHECK Chi angles: -3.484
WCK4 WHAT_CHECK Backbone: -1.343

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).