SPACI score report for 6f2q in ASTRAL 2.08:

WARNING! The SPACI score for this entry is not valid. The R-factor is not available and an abitrary R-factor has been used. The PROCHECK parameters for this entry could not be obtained, and poor results have been arbitrarily assumed.

PDB Entry: 6f2q
SPACI score: 0.8 (not valid)
AEROSPACI score: 0.8 (not valid)

Experiment type: XRAYNEUT
Resolution: 1.03
R-factor: 0.25
PCK1 PROCHECK Ramachandran: N/A
PCK2 PROCHECK Chi-1 angle: N/A
WCK1 WHAT_CHECK Packing: 2.45
WCK2 WHAT_CHECK Ramachandran: -1.933
WCK3 WHAT_CHECK Chi angles: 2.25
WCK4 WHAT_CHECK Backbone: 2.318

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).