SPACI score report for 1muw in ASTRAL 2.07:

PDB Entry: 1muw
SPACI score: 1.19
AEROSPACI score: 1.19

Experiment type: XRAY
Resolution: 0.86
R-factor: 0.126
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: 1.541
WCK2 WHAT_CHECK Ramachandran: -0.643
WCK3 WHAT_CHECK Chi angles: 0.672
WCK4 WHAT_CHECK Backbone: 3.62

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).