SPACI score report for 6j6h in ASTRAL 2.08:

WARNING! The SPACI score for this entry is not valid. This is not an X-ray structure, so the resolution and R-factor listed may be arbitrary and not valid. The R-factor is not available and an abitrary R-factor has been used.

PDB Entry: 6j6h
SPACI score: 0.16 (not valid)
AEROSPACI score: 0.16 (not valid)

Experiment type: EM
Resolution: 3.6
R-factor: 0.25
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -3.205
WCK2 WHAT_CHECK Ramachandran: -1.366
WCK3 WHAT_CHECK Chi angles: 1.851
WCK4 WHAT_CHECK Backbone: 3.081

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).