SPACI score report for 2fe7 in ASTRAL 1.73:

PDB Entry: 2fe7
SPACI score: 0.46
AEROSPACI score: 0.46 (mutant; see below)

Experiment type: XRAY
Resolution: 2
R-factor: 0.189
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: 2.424
WCK2 WHAT_CHECK Ramachandran: 0.075
WCK3 WHAT_CHECK Chi angles: -0.307
WCK4 WHAT_CHECK Backbone: -2.028

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: "mutant; automatically matched to 2FE7 A:3-158; automated match to d2fe7a1"

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).