SPACI score report for 2aip in ASTRAL 2.01:

PDB Entry: 2aip
SPACI score: 0.57
AEROSPACI score: 0.57

Experiment type: XRAY
Resolution: 1.65
R-factor: 0.171
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: 0.459
WCK2 WHAT_CHECK Ramachandran: -1.21
WCK3 WHAT_CHECK Chi angles: 0.039
WCK4 WHAT_CHECK Backbone: 1.168

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).