SPACI score report for 1gos in ASTRAL 1.65:

PDB Entry: 1gos
SPACI score: 0.19
AEROSPACI score: 0.19

Experiment type: XRAY
Resolution: 3
R-factor: 0.23
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -3.67
WCK2 WHAT_CHECK Ramachandran: -4.438
WCK3 WHAT_CHECK Chi angles: -3.27
WCK4 WHAT_CHECK Backbone: -2.659

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).