SPACI score report for 1u5t in ASTRAL 2.08:

PDB Entry: 1u5t
SPACI score: 0.05
AEROSPACI score: 0.05

Experiment type: XRAY
Resolution: 3.6
R-factor: 0.226
PCK1 PROCHECK Ramachandran: 3
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 4
WCK1 WHAT_CHECK Packing: -3.643
WCK2 WHAT_CHECK Ramachandran: -8.003
WCK3 WHAT_CHECK Chi angles: -6.643
WCK4 WHAT_CHECK Backbone: -4.474

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).