SPACI score report for 1zq5 in ASTRAL 2.03:

PDB Entry: 1zq5
SPACI score: 0.74
AEROSPACI score: 0.74

Experiment type: XRAY
Resolution: 1.3
R-factor: 0.182
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: 0.698
WCK2 WHAT_CHECK Ramachandran: 0.452
WCK3 WHAT_CHECK Chi angles: 0.356
WCK4 WHAT_CHECK Backbone: 1.087

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).