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:	Y42
P-Site Sequence:	HKLSYYEYDFERGRR
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	Y42	HKLSYYEYDFERGRR	100 / 9 AA	76
Phosphosite 1:	Btk	Q06187	Y40	TVHKLSYYEYDFERG	100 / 7 AA	76
Phosphosite 2:	ZC3H18	Q86VM9	Y374	YADPYYDYEIERFWR	55 / 9 AA	106
Phosphosite 3:	ChaK2	Q9BX84	Y800	ESASVKEYDLERGHD	66 / 9 AA	232
Phosphosite 4:	BMX	P51813	Y43	TNLSYYEYDKMKRGS	100 / 6 AA	78
Phosphosite 5:	Btk	Q06187	Y39	LTVHKLSYYEYDFER	100 / 6 AA	76
Phosphosite 6:	BMX	P51813	Y41	TKTNLSYYEYDKMKR	100 / 6 AA	78
Phosphosite 7:	BMX	P51813	Y40	LTKTNLSYYEYDKMK	100 / 6 AA	78
Phosphosite 8:	LUM	P51884	Y21	GGTSGQYYDYDFPLS	83 / 6 AA	38
Phosphosite 9:	LUM	P51884	Y23	TSGQYYDYDFPLSIY	83 / 6 AA	38
Phosphosite 10:	GNA13	Q14344	Y209	PTKGIHEYDFEIKNV	62 / 8 AA	44
Phosphosite 11:	CSPP1	Q1MSJ5	S303	DERFRYESDFDRRLS	71 / 7 AA	142
Phosphosite 12:	FARP1	Q9Y4F1	Y1015	YFRAESEYTFERWME	83 / 6 AA	119
Phosphosite 13:	FARP1	Q9Y4F1	T1016	FRAESEYTFERWMEV	83 / 6 AA	119
Phosphosite 14:	ELOVL6	Q9H5J4	Y11	SVLTLQEYEFEKQFN	66 / 6 AA	31
Phosphosite 15:	IFFO1	Q0D2I5	Y413	MLNQLREYDFEDDCD	100 / 5 AA	62
Phosphosite 16:	PIGM	Q9H3S5	Y249	SFGFYYEYGWEFLEH	71 / 7 AA	49
Phosphosite 17:	DNAJC10	Q8IXB1	Y120	ESWNYYRYDFGIYDD	62 / 8 AA	91
Phosphosite 18:	DNAJC10	Q8IXB1	Y118	QYESWNYYRYDFGIY	71 / 7 AA	91
Phosphosite 19:	MAN1B1	Q9UKM7	Y468	RADSYYEYLLKQWIQ	100 / 5 AA	80
Phosphosite 20:	EIF2C3	Q9H9G7	Y745	DTDITHPYEFDFYLC	80 / 5 AA	97