SPACI score report for 3fr9 in ASTRAL 2.07:

PDB Entry: 3fr9
SPACI score: 0.3
AEROSPACI score: 0.3

Experiment type: XRAY
Resolution: 2.4
R-factor: 0.243
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -0.405
WCK2 WHAT_CHECK Ramachandran: -1.945
WCK3 WHAT_CHECK Chi angles: -1.581
WCK4 WHAT_CHECK Backbone: 3.333

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).