SPACI score report for 4rcr in ASTRAL 1.59:

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.

PDB Entry: 4rcr
SPACI score: 0.09 (not valid)
AEROSPACI score: 0.09 (not valid)

Experiment type: -
Resolution: 2.8
R-factor: 0.227
PCK1 PROCHECK Ramachandran: 4
PCK2 PROCHECK Chi-1 angle: 4
PCK3 PROCHECK H-bonds: 4
WCK1 WHAT_CHECK Packing: -5.883
WCK2 WHAT_CHECK Ramachandran: -6.97
WCK3 WHAT_CHECK Chi angles: -5.183
WCK4 WHAT_CHECK Backbone: -6.247

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).