SPACI score report for 1lyy in ASTRAL 2.03:

PDB Entry: 1lyy
SPACI score: 0.44
AEROSPACI score: 0.44 (mutant; see below)

Experiment type: XRAY
Resolution: 1.8
R-factor: 0.228
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -1.573
WCK2 WHAT_CHECK Ramachandran: -1.482
WCK3 WHAT_CHECK Chi angles: -2.204
WCK4 WHAT_CHECK Backbone: -0.744

The AEROSPACI score for this entry is lower than the SPACI score because human-curated comments on the entry in SCOPe contain the phrase mutant. The full comment is: "amyloidogenic variant; mutant"

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).