SPACI score report for 1x3s in ASTRAL 2.06:

PDB Entry: 1x3s
SPACI score: 0.72
AEROSPACI score: 0.72

Experiment type: XRAY
Resolution: 1.32
R-factor: 0.185
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -1.625
WCK2 WHAT_CHECK Ramachandran: 0.538
WCK3 WHAT_CHECK Chi angles: 0.637
WCK4 WHAT_CHECK Backbone: 1.029

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).