SPACI score report for 1gax in ASTRAL 2.03:

PDB Entry: 1gax
SPACI score: 0.18
AEROSPACI score: 0.18

Experiment type: XRAY
Resolution: 2.9
R-factor: 0.245
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -2.137
WCK2 WHAT_CHECK Ramachandran: -6.361
WCK3 WHAT_CHECK Chi angles: -4.746
WCK4 WHAT_CHECK Backbone: -0.836

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).