SPACI score report for 1ier in ASTRAL 1.57:

PDB Entry: 1ier
SPACI score: 0.4
AEROSPACI score: 0.4

Experiment type: XRAY
Resolution: 2.26
R-factor: 0.187
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: 3.043
WCK2 WHAT_CHECK Ramachandran: 2.274
WCK3 WHAT_CHECK Chi angles: 0.069
WCK4 WHAT_CHECK Backbone: 1.246

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).