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:	PIK3R4
Human P-Site:	Y1056
P-Site Sequence:	TFCQGSHYLAIASDN
UniProt:	Q99570
Intern. Prot. ID:	IPI00024006

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PIK3R4	Q99570	Y1056	TFCQGSHYLAIASDN	100 / 9 AA	153
Phosphosite 1:	QSOX2	Q6ZRP7	Y210	LDNRGSHYVAIVFES	66 / 9 AA	78
Phosphosite 2:	ALK1	P37023	Y361	MHSQGSDYLDIGNNP	66 / 9 AA	56
Phosphosite 3:	MTL5	Q9Y4I5	Y429	GGLEGSHYLPPTKFS	71 / 7 AA	55
Phosphosite 4:	LTK	P29376	Y633	DIAQGCHYLEENHFI	71 / 7 AA	92
Phosphosite 5:	MTL5	Q9Y4I5	S427	QTGGLEGSHYLPPTK	71 / 7 AA	55
Phosphosite 6:	PMS1	P54277	Y788	SLFNGSHYLDVLYKM	71 / 7 AA	106
Phosphosite 7:	MBP	P02686	Y148	SQRHGSKYLATASTM	66 / 9 AA	33
Phosphosite 8:	PDXK	O00764	Y198	PSPQGSNYLIVLGSQ	62 / 8 AA	35
Phosphosite 9:	DDB1	Q16531	Y245	TYHNGDKYLAIAPPI	75 / 8 AA	127
Phosphosite 10:	ZBP1	Q9H171	Y414	KAAEGSHYVDEASHE	55 / 9 AA	46
Phosphosite 11:	PDXK	O00764	S196	DLPSPQGSNYLIVLG	83 / 6 AA	35
Phosphosite 12:	CNTF	P26441	S191	TGIPARGSHYIANNK	71 / 7 AA	23
Phosphosite 13:	ASTN2	O75129	Y904	IQHYGSHYIAEALYG	75 / 8 AA	148
Phosphosite 14:	DENND4A	Q7Z401	Y1110	TPFDGSNYLADKVDS	71 / 7 AA	209
Phosphosite 15:	CTA-126B4.3	Q9Y3A4	Y39	EKQQASHYLYVRAHG	62 / 8 AA	32
Phosphosite 16:	VPS54	Q9P1Q0	Y212	LQEKLSHYLDIVEVN	71 / 7 AA	111
Phosphosite 17:	C14orf135	Q63HM2	Y656	LLLPGSHYLGRFQDR	71 / 7 AA	133
Phosphosite 18:	C14orf178	Q8N769	Y35	QPEMGSHYFAQAGLE	75 / 8 AA	13
Phosphosite 19:	smMLCK	Q15746	Y471	YEDAGSHYLCLLKAR	71 / 7 AA	211
Phosphosite 20:	Ret	P07949	Y864	QISQGMQYLAEMKLV	71 / 7 AA	124