SPACI score report for 1i8i in ASTRAL 2.05:

PDB Entry: 1i8i
SPACI score: 0.38
AEROSPACI score: 0.38 (mutant; see below)

Experiment type: XRAY
Resolution: 2.4
R-factor: 0.156
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -0.277
WCK2 WHAT_CHECK Ramachandran: -0.623
WCK3 WHAT_CHECK Chi angles: -3.552
WCK4 WHAT_CHECK Backbone: 0.207

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: "part of dsFv MR1; complex with a EGFR-VIII peptide; mutant; complex with a EGFR-VIII peptide"

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).