SPACI score report for 1due in ASTRAL 2.08:

PDB Entry: 1due
SPACI score: 0.42
AEROSPACI score: 0.42 (mutant; see below)

Experiment type: XRAY
Resolution: 2
R-factor: 0.214
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -0.124
WCK2 WHAT_CHECK Ramachandran: -2.137
WCK3 WHAT_CHECK Chi angles: -1.832
WCK4 WHAT_CHECK Backbone: -0.497

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: "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).