SPACI score report for 1g8l in ASTRAL 2.08:

PDB Entry: 1g8l
SPACI score: 0.38
AEROSPACI score: 0.38

Experiment type: XRAY
Resolution: 1.95
R-factor: 0.228
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -1.536
WCK2 WHAT_CHECK Ramachandran: -1.501
WCK3 WHAT_CHECK Chi angles: -3.964
WCK4 WHAT_CHECK Backbone: 2.101

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).