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:	PIK3R1
Human P-Site:	Y719
P-Site Sequence:	VTLAYPVYAQQRR__
UniProt:	P27986
Intern. Prot. ID:	IPI00021448

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PIK3R1	P27986	Y719	VTLAYPVYAQQRR__	100 / 9 AA	84
Phosphosite 1:	GGH	Q92820	Y239	EGYKYPVYGVQWHPE	62 / 8 AA	36
Phosphosite 2:	HSFX1	Q9UBD0	Y418	GPQAYPDYADQST__	66 / 9 AA	47
Phosphosite 3:	MAML1	Q92585	S907	GSLLPPVSAQQRTSA	85 / 7 AA	108
Phosphosite 4:	PIK3R1	P27986	Y716	SLNVTLAYPVYAQQR	100 / 6 AA	84
Phosphosite 5:	DDX58	O95786	Y303	FANQIPVYEQQKSVF	71 / 7 AA	107
Phosphosite 6:	MBD5	Q9P267	Y198	QQELHPVYPRQRLGS	62 / 8 AA	160
Phosphosite 7:	DNAI2	Q9GZS0	Y368	PGHHGPIYALQRNPF	71 / 7 AA	69
Phosphosite 8:	FUS	P35637	Y100	QQSSYPGYGQQPAPS	55 / 9 AA	53
Phosphosite 9:	CEP55	Q53EZ4	Y187	KNQQWLVYDQQREVY	62 / 8 AA	54
Phosphosite 10:	APC	P25054	Y1078	QSTTYPVYTESTDDK	57 / 7 AA	312
Phosphosite 11:	LARP5	Q92615	Y332	RPLDVSLYAQQRYAT	71 / 7 AA	81
Phosphosite 12:	DCAF12L2	Q5VW00	Y242	SEVGLPVYAHIRPRD	71 / 7 AA	51
Phosphosite 13:	DCAF12L1	Q5VU92	Y242	SEVGLPVYAHIRPRD	71 / 7 AA	51
Phosphosite 14:	PRG4	Q92954	Y1293	PALNYPVYGETTQVR	66 / 6 AA	151
Phosphosite 15:	ALG13	Q9NP73	Y341	HVENYPVYTEPPLVD	50 / 8 AA	18
Phosphosite 16:	SIX4	Q9UIU6	Y332	SSHMEPVYMQQIGNA	83 / 6 AA	81
Phosphosite 17:	ATP13A3	Q9H7F0	Y468	AMTAGIVYAQRRLKK	83 / 6 AA	138
Phosphosite 18:	ZYX	Q15942	Y316	PQPPSFTYAQQREKP	83 / 6 AA	61
Phosphosite 19:	COMMD8	Q9NX08	Y36	DGICGRAYPVYQDYH	100 / 5 AA	21
Phosphosite 20:	USP44	Q9H0E7	Y419	LIPAFRGYAQQDAQE	62 / 8 AA	81