SPACI score report for 2iyd in ASTRAL 2.06:

PDB Entry: 2iyd
SPACI score: 0.11
AEROSPACI score: 0.11

Experiment type: XRAY
Resolution: 3.2
R-factor: 0.273
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -1.964
WCK2 WHAT_CHECK Ramachandran: -4.404
WCK3 WHAT_CHECK Chi angles: -4.695
WCK4 WHAT_CHECK Backbone: -0.788

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).