SPACI score report for 1yuh in ASTRAL 1.61:

PDB Entry: 1yuh
SPACI score: 0.2
AEROSPACI score: 0.2

Experiment type: XRAY
Resolution: 3
R-factor: 0.19
PCK1 PROCHECK Ramachandran: 2
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -4.684
WCK2 WHAT_CHECK Ramachandran: -4.575
WCK3 WHAT_CHECK Chi angles: -3.727
WCK4 WHAT_CHECK Backbone: -3.565

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).