SPACI score report for 1ajk in ASTRAL 1.63:

PDB Entry: 1ajk
SPACI score: 0.54
AEROSPACI score: -1.46 (permut; see below)

Experiment type: XRAY
Resolution: 1.8
R-factor: 0.168
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: 2.839
WCK2 WHAT_CHECK Ramachandran: -0.246
WCK3 WHAT_CHECK Chi angles: -0.588
WCK4 WHAT_CHECK Backbone: 0.256

The AEROSPACI score for this entry is lower than the SPACI score because human-curated comments on the entry in SCOP contain the phrase permut. The full comment is: "circularly permuted"

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).