SPACI score report for 2j8k in ASTRAL 2.08:

PDB Entry: 2j8k
SPACI score: 0.62
AEROSPACI score: 0.62

Experiment type: XRAY
Resolution: 1.5
R-factor: 0.175
PCK1 PROCHECK Ramachandran: 2
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -1.337
WCK2 WHAT_CHECK Ramachandran: 0.416
WCK3 WHAT_CHECK Chi angles: -0.48
WCK4 WHAT_CHECK Backbone: -0.092

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).