SPACI score report for 1w3m in ASTRAL 2.07:

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

PDB Entry: 1w3m
SPACI score: 0.84 (not valid)
AEROSPACI score: 0.84 (not valid)

Experiment type: XRAY
Resolution: 1
R-factor: 0.1385
PCK1 PROCHECK Ramachandran: 4
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 4
WCK1 WHAT_CHECK Packing: -9.746
WCK2 WHAT_CHECK Ramachandran: 4.232
WCK3 WHAT_CHECK Chi angles: -7.803
WCK4 WHAT_CHECK Backbone: N/A

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).