SPACI score report for 2nr7 in ASTRAL 1.75:

PDB Entry: 2nr7
SPACI score: 0.89
AEROSPACI score: 0.89

Experiment type: XRAY
Resolution: 1.3
R-factor: 0.164
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: 0.193
WCK2 WHAT_CHECK Ramachandran: -0.313
WCK3 WHAT_CHECK Chi angles: 1.148
WCK4 WHAT_CHECK Backbone: -0.276

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).