SPACI score report for 1jcg in ASTRAL 1.73:

PDB Entry: 1jcg
SPACI score: 0.2
AEROSPACI score: 0.2

Experiment type: XRAY
Resolution: 3.1
R-factor: 0.206
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -0.795
WCK2 WHAT_CHECK Ramachandran: -3.67
WCK3 WHAT_CHECK Chi angles: -2.457
WCK4 WHAT_CHECK Backbone: -5.361

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).