SPACI score report for 1lkm in ASTRAL 1.71:

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

Experiment type: XRAY
Resolution: 1.69
R-factor: 0.19
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 1
WCK1 WHAT_CHECK Packing: 1.174
WCK2 WHAT_CHECK Ramachandran: 2.09
WCK3 WHAT_CHECK Chi angles: 2.381
WCK4 WHAT_CHECK Backbone: -2.487

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).