SPACI score report for 1xju in ASTRAL 2.06:

PDB Entry: 1xju
SPACI score: 0.97
AEROSPACI score: 0.97

Experiment type: XRAY
Resolution: 1.07
R-factor: 0.134
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 1
WCK1 WHAT_CHECK Packing: 0.341
WCK2 WHAT_CHECK Ramachandran: 0.264
WCK3 WHAT_CHECK Chi angles: 1.654
WCK4 WHAT_CHECK Backbone: -0.151

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).