SPACI score report for 1f5k in ASTRAL 1.57:

PDB Entry: 1f5k
SPACI score: 0.47
AEROSPACI score: 0.47

Experiment type: XRAY
Resolution: 1.8
R-factor: 0.204
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -0.934
WCK2 WHAT_CHECK Ramachandran: -0.872
WCK3 WHAT_CHECK Chi angles: 0.773
WCK4 WHAT_CHECK Backbone: 0.856

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).