WARNING! The SPACI score for this entry is not valid. The R-factor is not available and an abitrary R-factor has been used.
PDB Entry: 1b4w
SPACI score: 0.23 (not valid)
AEROSPACI score: 0.23 (not valid)
Experiment type: XRAY
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -1.39
WCK2 WHAT_CHECK Ramachandran: -0.754
WCK3 WHAT_CHECK Chi angles: -4.94
WCK4 WHAT_CHECK Backbone: 2.677
Here is the full WHAT_CHECK report on this protein (linked from the WHAT_CHECK site).