SPACI score report for 1nbm in ASTRAL 1.55:

PDB Entry: 1nbm
SPACI score: 0.27
AEROSPACI score: 0.27 (disorder; see below)

Experiment type: XRAY
Resolution: 3
R-factor: 0.207
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -0.513
WCK2 WHAT_CHECK Ramachandran: -1.926
WCK3 WHAT_CHECK Chi angles: 0.866
WCK4 WHAT_CHECK Backbone: -0.637

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: "partly disordered; core domain is disordered; only coiled coil part is visible"

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).