SPACI score report for 4aty in ASTRAL 2.03:

PDB Entry: 4aty
SPACI score: 0.45
AEROSPACI score: 0.45

Experiment type: XRAY
Resolution: 1.85
R-factor: 0.21327
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -1.432
WCK2 WHAT_CHECK Ramachandran: -2.33
WCK3 WHAT_CHECK Chi angles: -2.114
WCK4 WHAT_CHECK Backbone: 2.057

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).