SPACI score report for 3wjz in ASTRAL 2.07:

WARNING! The SPACI score for this entry is not valid. The PROCHECK parameters for this entry could not be obtained, and poor results have been arbitrarily assumed.

PDB Entry: 3wjz
SPACI score: 0.63 (not valid)
AEROSPACI score: 0.63 (not valid)

Experiment type: XRAY
Resolution: 1.39
R-factor: 0.158
PCK1 PROCHECK Ramachandran: N/A
PCK2 PROCHECK Chi-1 angle: N/A
PCK3 PROCHECK H-bonds: N/A
WCK1 WHAT_CHECK Packing: -0.92
WCK2 WHAT_CHECK Ramachandran: -0.795
WCK3 WHAT_CHECK Chi angles: 1.197
WCK4 WHAT_CHECK Backbone: 3.355

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).