SPACI score report for 2iyv in ASTRAL 1.73:

PDB Entry: 2iyv
SPACI score: 0.76
AEROSPACI score: 0.76

Experiment type: XRAY
Resolution: 1.35
R-factor: 0.14
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 1
WCK1 WHAT_CHECK Packing: -0.078
WCK2 WHAT_CHECK Ramachandran: 0.585
WCK3 WHAT_CHECK Chi angles: 1.423
WCK4 WHAT_CHECK Backbone: -4.108

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).