SPACI score report for 1ao7 in ASTRAL 1.65:

PDB Entry: 1ao7
SPACI score: 0.26
AEROSPACI score: -1.74 (disorder; see below)

Experiment type: XRAY
Resolution: 2.6
R-factor: 0.245
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -2.754
WCK2 WHAT_CHECK Ramachandran: -1.733
WCK3 WHAT_CHECK Chi angles: -1.509
WCK4 WHAT_CHECK Backbone: 0.18

The AEROSPACI score for this entry is lower than the SPACI score because human-curated comments on the entry in SCOP contain the phrase disorder. The full comment is: "C-domain not seen in the crystal structure, due to disorder"

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).