SPACI score report for 3glw in ASTRAL 2.07:

PDB Entry: 3glw
SPACI score: 0.2
AEROSPACI score: 0.2

Experiment type: XRAY
Resolution: 3.15
R-factor: 0.206
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -0.057
WCK2 WHAT_CHECK Ramachandran: -5.29
WCK3 WHAT_CHECK Chi angles: -5.656
WCK4 WHAT_CHECK Backbone: 1.414

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).