SPACI score report for 1f3z in ASTRAL 1.57:

PDB Entry: 1f3z
SPACI score: 0.39
AEROSPACI score: 0.39

Experiment type: XRAY
Resolution: 1.98
R-factor: 0.193
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -0.282
WCK2 WHAT_CHECK Ramachandran: -3.58
WCK3 WHAT_CHECK Chi angles: -3.262
WCK4 WHAT_CHECK Backbone: -1.026

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).