SPACI score report for 4fee in ASTRAL 2.07:

PDB Entry: 4fee
SPACI score: 0.93
AEROSPACI score: 0.93

Experiment type: XRAY
Resolution: 1.13
R-factor: 0.122
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 1
WCK1 WHAT_CHECK Packing: -1.825
WCK2 WHAT_CHECK Ramachandran: -1.179
WCK3 WHAT_CHECK Chi angles: 0.453
WCK4 WHAT_CHECK Backbone: 3.113

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).