SPACI score report for 1aky in ASTRAL 1.57:

PDB Entry: 1aky
SPACI score: 0.58
AEROSPACI score: 0.58

Experiment type: XRAY
Resolution: 1.63
R-factor: 0.194
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: 4.284
WCK2 WHAT_CHECK Ramachandran: 0.782
WCK3 WHAT_CHECK Chi angles: 0.937
WCK4 WHAT_CHECK Backbone: 0.739

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).