SPACI score report for 1u8x in ASTRAL 2.07:

PDB Entry: 1u8x
SPACI score: 0.41
AEROSPACI score: 0.41

Experiment type: XRAY
Resolution: 2.05
R-factor: 0.197
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -1.958
WCK2 WHAT_CHECK Ramachandran: -1.56
WCK3 WHAT_CHECK Chi angles: -1.832
WCK4 WHAT_CHECK Backbone: -0.849

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).