SPACI score report for 1lsg in ASTRAL 1.73:

PDB Entry: 1lsg
SPACI score: 0.25
AEROSPACI score: 0.25 (mutant; see below)

Experiment type: XRAY
Resolution: 2.4
R-factor: 0.202
PCK1 PROCHECK Ramachandran: 2
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -3.049
WCK2 WHAT_CHECK Ramachandran: -6.262
WCK3 WHAT_CHECK Chi angles: -4.008
WCK4 WHAT_CHECK Backbone: -8.396

The AEROSPACI score for this entry is lower than the SPACI score because human-curated comments on the entry in SCOP contain the phrase mutant. The full comment is: "fused with a fragment of human fibrinogen gamma; 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).