SPACI score report for 3jxy in ASTRAL 2.07:

PDB Entry: 3jxy
SPACI score: 0.7
AEROSPACI score: 0.7

Experiment type: XRAY
Resolution: 1.5
R-factor: 0.133
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 1
WCK1 WHAT_CHECK Packing: -2.008
WCK2 WHAT_CHECK Ramachandran: -0.287
WCK3 WHAT_CHECK Chi angles: 1.934
WCK4 WHAT_CHECK Backbone: 0.158

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).