Table 3. Structural similarity of the AIDA1 PTB domain to related PTB domains that also bind APP.

PDB	Protein	Source	RMSD	Aligned	Identity	Reference
2M38	AIDA1	NMR	0.0 Å	134 aa	100%	this study
1AQC	X11+ APP peptide	X-ray	1.4 Å	109 aa	26%	[17]
1P3R	DAB1	X-ray	1.6 Å	115 aa	27%	[25]
2ELA	APPL1	X-ray	1.7 Å	121 aa	16%	[23]
3DXC	Fe65+ APP peptide	X-ray	1.8 Å	120 aa	20%	[20]