Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	Btk
Human P-Site:	Y425
P-Site Sequence:	YGKWRGQYDVAIKMI
UniProt:	Q06187
Intern. Prot. ID:	IPI00029132

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Btk	Q06187	Y425	YGKWRGQYDVAIKMI	100 / 9 AA	76
Phosphosite 1:	BMX	P51813	Y440	LGKWKGQYDVAVKMI	77 / 9 AA	78
Phosphosite 2:	TEC	P42680	Y393	LGKWRAQYKVAIKAI	77 / 9 AA	74
Phosphosite 3:	TM7SF3	Q9NS93	Y194	DSRWRLQYDVYQYFL	85 / 7 AA	64
Phosphosite 4:	MCM4	P33991	S831	FEDIRGQSDIAITKD	75 / 8 AA	97
Phosphosite 5:	TRAF3IP3	Q9Y228	Y322	CEEWRSQYEALKEDW	57 / 7 AA	64
Phosphosite 6:	TRAF3IP3	Q9Y228	S320	QKCEEWRSQYEALKE	57 / 7 AA	64
Phosphosite 7:	FAM63B	Q8NBR6	Y106	EAPLRGQYKVTASPE	62 / 8 AA	67
Phosphosite 8:	TTC7B	Q86TV6	Y379	ALGRRGQYEMLSECL	57 / 7 AA	94
Phosphosite 9:	SIN3B	O75182	Y596	NKIWREQYEKAYLKS	62 / 8 AA	133
Phosphosite 10:	MUC11	Q9UKN1	Y5413	RKRHREQYDVPQEWR	62 / 8 AA	96
Phosphosite 11:	MELK	Q14680	Y226	KKIMRGKYDVPKWLS	71 / 7 AA	75
Phosphosite 12:	DTWD1	Q8N5C7	Y274	KEKYRGQYDNLLFFY	83 / 6 AA	35
Phosphosite 13:	ME2	P23368	Y562	ERTWRSEYDSLLPDV	66 / 6 AA	65
Phosphosite 14:	VPS41	P49754	Y411	HLVERGDYDIAARKC	71 / 7 AA	99
Phosphosite 15:	ME2	P23368	S560	VKERTWRSEYDSLLP	66 / 6 AA	65
Phosphosite 16:	SSRP1	Q08945	Y214	CLTPRGRYDIRIYPT	62 / 8 AA	81
Phosphosite 17:	HBEGF	Q99075	Y192	RYHRRGGYDVENEEK	62 / 8 AA	23
Phosphosite 18:	DOCK3	Q8IZD9	Y75	IVSNRGQYETVVPLE	44 / 9 AA	233
Phosphosite 19:	UNC13C	Q8NB66	Y738	QGQWVGQYDSYQGAN	83 / 6 AA	251
Phosphosite 20:	piccolo	Q9Y6V0	Y3354	GAKVRGQYDDMGENM	100 / 5 AA	567