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:	PIK3CA
Human P-Site:	Y361
P-Site Sequence:	IYVRTGIYHGGEPLC
UniProt:	P42336
Intern. Prot. ID:	IPI00031386

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PIK3CA	P42336	Y361	IYVRTGIYHGGEPLC	100 / 9 AA	124
Phosphosite 1:	DMBT1	Q9UGM3	Y1902	CAGRVEIYHGGTWGT	75 / 8 AA	261
Phosphosite 2:	TUBE1	Q9UJT0	Y178	YRFVTSIYPSGEDDV	62 / 8 AA	53
Phosphosite 3:	TBC1D25	Q3MII6	Y225	EELRLRIYHGGVEPS	75 / 8 AA	76
Phosphosite 4:	KCNH5	Q8NCM2	Y578	CAPGDLIYHAGESVD	83 / 6 AA	112
Phosphosite 5:	KCNH1	O95259	Y609	CAPGDLIYHAGESVD	83 / 6 AA	111
Phosphosite 6:	EYA2	O00167	Y144	MHGTTGFYQGGNGLG	62 / 8 AA	59
Phosphosite 7:	CTSH	P09668	Y267	MMYRTGIYSSTSCHK	100 / 5 AA	37
Phosphosite 8:	MCM2	P49736	Y418	EIELTGIYHNNYDGS	71 / 7 AA	102
Phosphosite 9:	TUBB2C	P68371	T35	HGIDPTGTYHGDSDL	71 / 7 AA	50
Phosphosite 10:	TUBB	P07437	T35	HGIDPTGTYHGDSDL	71 / 7 AA	50
Phosphosite 11:	TUBB4	P04350	T35	HGIDPTGTYHGDSDL	71 / 7 AA	50
Phosphosite 12:	TUBB2C	P68371	Y36	GIDPTGTYHGDSDLQ	71 / 7 AA	50
Phosphosite 13:	MCM2	P49736	T415	PGDEIELTGIYHNNY	100 / 5 AA	102
Phosphosite 14:	TUBB	P07437	Y36	GIDPTGTYHGDSDLQ	71 / 7 AA	50
Phosphosite 15:	TUBB4	P04350	Y36	GIDPTGTYHGDSDLQ	71 / 7 AA	50
Phosphosite 16:	CREBBP	Q92793	Y1450	RCLRTAVYHEILIGY	66 / 6 AA	265
Phosphosite 17:	EP300	Q09472	Y1414	KCLRTAVYHEILIGY	66 / 6 AA	264
Phosphosite 18:	DLC1	Q96QB1	S842	SVNWRTGSFHGPGHI	71 / 7 AA	171
Phosphosite 19:	CTSH	P09668	T264	QDFMMYRTGIYSSTS	100 / 5 AA	37
Phosphosite 20:	ZNHIT2	Q9UHR6	Y229	YAHTLALYHGGDDAL	57 / 7 AA	43