SPACI score report for 3o9m in ASTRAL 2.06:

PDB Entry: 3o9m
SPACI score: 0.22
AEROSPACI score: 0.22

Experiment type: XRAY
Resolution: 2.98
R-factor: 0.225
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -1.884
WCK2 WHAT_CHECK Ramachandran: -3.028
WCK3 WHAT_CHECK Chi angles: -3.537
WCK4 WHAT_CHECK Backbone: 1.676

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).