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:	Y418
P-Site Sequence:	GQFGVVKYGKWRGQY
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	Y418	GQFGVVKYGKWRGQY	100 / 9 AA	76
Phosphosite 1:	ALDH1L1	O75891	Y56	DGVPVFKYSRWRAKG	62 / 8 AA	99
Phosphosite 2:	CDC5L	Q99459	Y26	LKAAVMKYGKNQWSR	55 / 9 AA	92
Phosphosite 3:	CCRL1	Q9NPB9	Y321	VMKVAKKYGSWRRQR	83 / 6 AA	40
Phosphosite 4:	CLK1	P49759	Y19	WDDKDWDYGKWRSSS	100 / 5 AA	57
Phosphosite 5:	CCRL1	Q9NPB9	S323	KVAKKYGSWRRQRQS	83 / 6 AA	40
Phosphosite 6:	VCP	P55072	Y110	QPCPDVKYGKRIHVL	83 / 6 AA	89
Phosphosite 7:	PHYHIP	Q92561	Y201	QPPQDSPYGRWRFQI	80 / 5 AA	38
Phosphosite 8:	PRDM12	Q9H4Q4	Y38	DILHSFLYGRWRNVL	80 / 5 AA	40
Phosphosite 9:	TESSP5	Q7RTY3	Y225	VYTRITKYTKWIKKQ	57 / 7 AA	29
Phosphosite 10:	axin 1	O15169	S296	GREFRYGSWREPVNP	66 / 6 AA	96
Phosphosite 11:	KATNAL1	Q9BW62	Y480	SAADLEKYEKWMVEF	44 / 9 AA	55
Phosphosite 12:	RCOR3	Q9P2K3	Y305	AVQGVRKYGKDFQAI	85 / 7 AA	56
Phosphosite 13:	B4GALNT3	Q6L9W6	S60	PLNRRYGSWRELAKA	66 / 6 AA	115
Phosphosite 14:	B4GALNT3	Q6L9W6	Y58	GNPLNRRYGSWRELA	66 / 6 AA	115
Phosphosite 15:	RPL4	P36578	Y264	FRKLDELYGTWRKAA	80 / 5 AA	48
Phosphosite 16:	axin 1	O15169	Y294	SEGREFRYGSWREPV	66 / 6 AA	96
Phosphosite 17:	RPL4	P36578	T266	KLDELYGTWRKAASL	80 / 5 AA	48
Phosphosite 18:	ZZEF1	O43149	Y623	HFKRFEKYDKWKLQE	66 / 6 AA	331
Phosphosite 19:	HRASLS5	Q96KN8	Y182	SNRAVVKYSRLEDVL	50 / 8 AA	30
Phosphosite 20:	MRPL45	Q9BRJ2	Y256	EKQLTNPYGSWRMHT	80 / 5 AA	35