SPACI score report for 2b9p in ASTRAL 2.02:

PDB Entry: 2b9p
SPACI score: -0.23
AEROSPACI score: -0.23

Experiment type: XRAY
Resolution: 6.46
R-factor: 0.354
PCK1 PROCHECK Ramachandran: 4
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 4
WCK1 WHAT_CHECK Packing: -5.93
WCK2 WHAT_CHECK Ramachandran: -9.045
WCK3 WHAT_CHECK Chi angles: -5.261
WCK4 WHAT_CHECK Backbone: -6.367

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).