SPACI score report for 1jt5 in ASTRAL 2.06:

PDB Entry: 1jt5
SPACI score: 0.47
AEROSPACI score: 0.47

Experiment type: XRAY
Resolution: 1.85
R-factor: 0.203
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -0.55
WCK2 WHAT_CHECK Ramachandran: -0.246
WCK3 WHAT_CHECK Chi angles: -0.867
WCK4 WHAT_CHECK Backbone: 2.999

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).