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:	CSK
Human P-Site:	S331
P-Site Sequence:	EDNVAKVSDFGLTKE
UniProt:	P41240
Intern. Prot. ID:	IPI00013212

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CSK	P41240	S331	EDNVAKVSDFGLTKE	100 / 9 AA	51
Phosphosite 1:	EphB1	P54762	S761	SNLVCKVSDFGLSRY	88 / 9 AA	110
Phosphosite 2:	Btk	Q06187	S538	DQGVVKVSDFGLSRY	88 / 9 AA	76
Phosphosite 3:	Ret	P07949	S891	EGRKMKISDFGLSRD	85 / 7 AA	124
Phosphosite 4:	Chk1	O14757	S147	ERDNLKISDFGLATV	85 / 7 AA	54
Phosphosite 5:	IRE1	O75460	S710	GKIKAMISDFGLCKK	75 / 8 AA	110
Phosphosite 6:	Fes	P07332	S700	EKNVLKISDFGMSRE	66 / 9 AA	93
Phosphosite 7:	Mos	P00540	S218	EQDVCKISDFGCSEK	75 / 8 AA	38
Phosphosite 8:	MAP3K15	Q6ZN16	S791	YSGVVKISDFGTSKR	75 / 8 AA	147
Phosphosite 9:	CaMK1-beta	Q6P2M8	S156	EDSKIMVSDFGLSKI	85 / 7 AA	39
Phosphosite 10:	STK38	Q15208	S229	SKGHVKLSDFGLCTG	85 / 7 AA	54
Phosphosite 11:	RPA1	P27694	S384	AIKGARVSDFGGRSL	85 / 7 AA	68
Phosphosite 12:	ASK1	Q99683	S821	YSGVLKISDFGTSKR	75 / 8 AA	155
Phosphosite 13:	PDCD11	Q14690	T292	KAQVQKVTPFGLTLN	66 / 9 AA	209
Phosphosite 14:	ADRBK2	P35626	S334	EHGHARISDLGLACD	62 / 8 AA	80
Phosphosite 15:	CaMK1-delta	Q8IU85	S164	EESKIMISDFGLSKM	71 / 7 AA	43
Phosphosite 16:	CaMK1-alpha	Q14012	S161	EDSKIMISDFGLSKM	71 / 7 AA	41
Phosphosite 17:	HOXB1	P14653	S196	PPKTAKVSEPGLGSP	75 / 8 AA	32
Phosphosite 18:	MAST1	Q9Y2H9	T514	SMGHIKLTDFGLSKM	71 / 7 AA	171
Phosphosite 19:	RSK4	Q9UK32	T215	EIGHIKLTDFGLSKE	71 / 7 AA	84
Phosphosite 20:	RPS6KB2	Q9UBS0	T211	SQGHIKLTDFGLCKE	71 / 7 AA	53