Table II. Structural statistics for the 20 final structures of the Numb PTB domain–Nak peptide complex.

R.m.s. deviations from distance restraints (Å)
all (2088)	0.011 ± 0.002
unambiguous (1539)	0.011 ± 0.002
ambiguous (449)	0.010 ± 0.002
hydrogen bonds (50)	0.011 ± 0.003
Deviations from idealized geometry
bonds (Å)	0.0009 ± 0.00005
angles (°)	0.279 ± 0.004
impropers (°)	0.32 ± 0.02
Procheck Ramachandran map analysis
most favored regions	62.1%
additional allowed regions	33.5%
generously allowed regions	3.8%
disallowed regions	0.6%
Atomic r.m.s.d. (Å) from mean structure
	Backbone	All heavy atoms
PTB (amino acids 67–200) and Nak	0.70 ± 0.11	1.36 ± 0.14
PTB (amino acids 67–200)	0.73 ± 0.11	1.34 ± 0.14
Nak	0.62 ± 0.22	1.09 ± 0.24