SPACI score report for 2fbn in ASTRAL 2.06:

PDB Entry: 2fbn
SPACI score: 0.59
AEROSPACI score: 0.59

Experiment type: XRAY
Resolution: 1.63
R-factor: 0.201
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 1
WCK1 WHAT_CHECK Packing: 1.059
WCK2 WHAT_CHECK Ramachandran: 1.89
WCK3 WHAT_CHECK Chi angles: 1.631
WCK4 WHAT_CHECK Backbone: 1.644

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).