Table 1.

SH3 domains binding to Abl PxxP motifs identified by screening a phage display library containing all known human SH3 domains. Details are described in Materials and Methods and (Karkkainen et al., 2006).

Abl PxxP motifs used for bait (Functional PxxP motifs)	Protein bound	SH3 domain (Total # of SH3 domains)	Hit/Total # of Colony Examined
WT (123)	Crk	1st (2)	4/4
12 (3)	Nck1	2nd (3)	2/7
12 (3)	Ponsin	3rd (3)	2/7
12 (3)	ArgBP2	3rd (3)	1/7
12 (3)	Crk	1st (2)	1/7
12 (3)	CrkL	1st (2)	1/7
3 (12)	Crk	1st (2)	6/6