SPACI score report for 1b7c in ASTRAL 2.08:

PDB Entry: 1b7c
SPACI score: 1.07
AEROSPACI score: 1.07

Experiment type: XRAY
Resolution: 0.97
R-factor: 0.116
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -1.068
WCK2 WHAT_CHECK Ramachandran: -1.057
WCK3 WHAT_CHECK Chi angles: 3.855
WCK4 WHAT_CHECK Backbone: -1.136

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).