SPACI score report for 2e9z in ASTRAL 2.07:

PDB Entry: 2e9z
SPACI score: 0.21
AEROSPACI score: 0.21

Experiment type: XRAY
Resolution: 3
R-factor: 0.239
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -2.582
WCK2 WHAT_CHECK Ramachandran: -4.915
WCK3 WHAT_CHECK Chi angles: -0.936
WCK4 WHAT_CHECK Backbone: -0.393

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).