SPACI score report for 1fg6 in ASTRAL 2.07:

PDB Entry: 1fg6
SPACI score: 0.47
AEROSPACI score: 0.47

Experiment type: XRAY
Resolution: 1.8
R-factor: 0.219
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: 0.751
WCK2 WHAT_CHECK Ramachandran: -1.935
WCK3 WHAT_CHECK Chi angles: 0.377
WCK4 WHAT_CHECK Backbone: 2.753

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).