SPACI score report for 1uwg in ASTRAL 2.02:

PDB Entry: 1uwg
SPACI score: 0.24
AEROSPACI score: 0.24

Experiment type: XRAY
Resolution: 2.79
R-factor: 0.207
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -0.906
WCK2 WHAT_CHECK Ramachandran: -2.998
WCK3 WHAT_CHECK Chi angles: -5.178
WCK4 WHAT_CHECK Backbone: 2.364

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).