SPACI score report for 3o5t in ASTRAL 2.08:

PDB Entry: 3o5t
SPACI score: 0.47
AEROSPACI score: 0.47

Experiment type: XRAY
Resolution: 2.09
R-factor: 0.153
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -0.83
WCK2 WHAT_CHECK Ramachandran: -1.2
WCK3 WHAT_CHECK Chi angles: -0.756
WCK4 WHAT_CHECK Backbone: 3.771

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).