SPACI score report for 1gx8 in ASTRAL 1.73:

PDB Entry: 1gx8
SPACI score: 0.26
AEROSPACI score: 0.26

Experiment type: XRAY
Resolution: 2.4
R-factor: 0.2141
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -1.483
WCK2 WHAT_CHECK Ramachandran: -3.275
WCK3 WHAT_CHECK Chi angles: -4.839
WCK4 WHAT_CHECK Backbone: -5.636

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).