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:	S216
P-Site Sequence:	LAPEVQSSEEYIQLL
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	S216	LAPEVQSSEEYIQLL	100 / 9 AA	84
Phosphosite 1:	LRRK1	Q38SD2	S346	ELPGVQSSDEIICSR	75 / 8 AA	228
Phosphosite 2:	CCPG1	Q9ULG6	S131	IVEEAQSSEDFNMGS	62 / 8 AA	87
Phosphosite 3:	factor V	P12259	S1534	PKEEVQSSEDDYAEI	85 / 7 AA	252
Phosphosite 4:	CCPG1	Q9ULG6	S130	VIVEEAQSSEDFNMG	62 / 8 AA	87
Phosphosite 5:	NDE1	Q9NXR1	S87	EKFEVQHSEGYRQIS	75 / 8 AA	39
Phosphosite 6:	ZNF768	Q9H5H4	S18	EPQDVQSSDEMRSPE	71 / 7 AA	60
Phosphosite 7:	RNF168	Q8IYW5	S142	EEEENKASEEYIQRL	66 / 9 AA	65
Phosphosite 8:	PSMD2	Q13200	Y439	YLYSSEDYIKSGALL	83 / 6 AA	100
Phosphosite 9:	DDX5	P17844	Y425	YPNSSEDYIHRIGRT	83 / 6 AA	69
Phosphosite 10:	ZNF768	Q9H5H4	S17	LEPQDVQSSDEMRSP	71 / 7 AA	60
Phosphosite 11:	NBR1	Q14596	S729	QSQSSASSEDYIIIL	83 / 6 AA	107
Phosphosite 12:	CEP68	Q76N32	S478	KSEEEVESDDEYLAL	62 / 8 AA	81
Phosphosite 13:	SKI	P12755	S488	EAEVEVESREEFTSS	62 / 8 AA	80
Phosphosite 14:	ADAMTS12	P58397	Y439	WSKCSEEYITRFLDR	83 / 6 AA	178
Phosphosite 15:	DIRAS2	Q96HU8	S134	PSREVQSSEAEALAR	100 / 6 AA	22
Phosphosite 16:	MUM1	Q2TAK8	S375	LEKECQSSEESMGSN	66 / 9 AA	79
Phosphosite 17:	C12orf30	Q14CX7	S112	AVKKVPNSEEYHSHL	71 / 7 AA	112
Phosphosite 18:	CSE1L	P55060	Y369	FEDNSEEYIRRDLEG	83 / 6 AA	110
Phosphosite 19:	XRCC2	O43543	S104	EHRLSQSSEEIIKYC	85 / 7 AA	32
Phosphosite 20:	CSE1L	P55060	S366	EEAFEDNSEEYIRRD	71 / 7 AA	110