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:	Lck
Human P-Site:	S281
P-Site Sequence:	SLKQGSMSPDAFLAE
UniProt:	P06239
Intern. Prot. ID:	IPI00394952

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Lck	P06239	S281	SLKQGSMSPDAFLAE	100 / 9 AA	58
Phosphosite 1:	BLK	P51451	S277	TLKEGTMSPEAFLGE	66 / 9 AA	58
Phosphosite 2:	Src	P12931	S306	TLKPGTMSPEAFLQE	66 / 9 AA	60
Phosphosite 3:	Btk	Q06187	S438	MIKEGSMSEDEFIEE	66 / 9 AA	76
Phosphosite 4:	BMX	P51813	S453	MIKEGSMSEDEFFQE	66 / 9 AA	78
Phosphosite 5:	Fgr	P09769	S299	TLKPGTMSPKAFLEE	66 / 9 AA	59
Phosphosite 6:	EXPH5	Q8NEV8	S438	APMENAMSPDTFENS	55 / 9 AA	223
Phosphosite 7:	SKIL	P12757	S117	RHSQESMSPTVFLPL	66 / 9 AA	77
Phosphosite 8:	ASPM	Q8IZT6	S446	PECQGSKSPKAIFEE	66 / 9 AA	410
Phosphosite 9:	FHOD3	Q2V2M9	S763	DLGRGSISPDAEPND	75 / 8 AA	159
Phosphosite 10:	MCR	P08235	S129	QNQQGSMSPAKIYQN	100 / 6 AA	107
Phosphosite 11:	ZFHX2	Q9C0A1	S686	TSAPGSLSPDAHLPP	66 / 9 AA	152
Phosphosite 12:	TRS85	Q9Y2L5	T851	GTIQGSMTVDGIGAL	55 / 9 AA	161
Phosphosite 13:	SPIRE2	Q8WWL2	T517	DRPEASMTPDAKHLW	62 / 8 AA	80
Phosphosite 14:	EDC4	Q6P2E9	T594	ETKPKLMTPDAFMTP	83 / 6 AA	152
Phosphosite 15:	Smad6	O43541	S322	EFSDASMSPDATKPS	75 / 8 AA	53
Phosphosite 16:	BDP1	A6H8Y1	S2451	FQSRGSRSPDACMDK	75 / 8 AA	294
Phosphosite 17:	EXPH5	Q8NEV8	T441	ENAMSPDTFENSENM	83 / 6 AA	223
Phosphosite 18:	WASF3	Q9UPY6	S235	ASSEGSLSPDTRSHA	62 / 8 AA	55
Phosphosite 19:	MALT1	Q9UDY8	T782	DSCHCSRTPDAFISS	55 / 9 AA	92
Phosphosite 20:	UBR4	Q5T4S7	S557	RQRKGSMSSDASAST	75 / 8 AA	574