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:	ENTPD3
Human P-Site:	S518
P-Site Sequence:	ATRRKRHSEHAFDHA
UniProt:	O75355
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ENTPD3	O75355	S518	ATRRKRHSEHAFDHA	100 / 9 AA	59
Phosphosite 1:	SON	P18583	S2238	ALAQKRLSENAFDLE	66 / 9 AA	264
Phosphosite 2:	ZYG11B	Q9C0D3	S335	AEALKRYSERAFFVR	75 / 8 AA	84
Phosphosite 3:	ARSF	P54793	S440	LQGNVRHSEHEFLFH	85 / 7 AA	66
Phosphosite 4:	SFRS18	Q8TF01	S717	RLKRKRESERTFSRS	66 / 9 AA	93
Phosphosite 5:	BRIP1	Q9BX63	S1089	TLTRKNHSEHPLCSE	66 / 9 AA	141
Phosphosite 6:	BAI2	O60241	S1482	MHTRKRHSELYHELN	100 / 6 AA	173
Phosphosite 7:	WDR44	Q5JSH3	S262	PPPRKRKSELEFETL	66 / 9 AA	101
Phosphosite 8:	SECISBP2	Q96T21	S465	ALEKKQHSQHAKQSS	62 / 8 AA	95
Phosphosite 9:	FAM83G	A6ND36	S634	VPLRRRHSEQVANGP	62 / 8 AA	91
Phosphosite 10:	VIP	P01282	S126	PVPVKRHSDAVFTDN	62 / 8 AA	19
Phosphosite 11:	NAG	A2RRP1	S1937	EKPRKRNSEDEAQEA	71 / 7 AA	269
Phosphosite 12:	FHDC1	Q9C0D6	Y649	VSVLRKRYSEPVSLG	62 / 8 AA	125
Phosphosite 13:	ADCYAP1	P18509	S133	EPLSKRHSDGIFTDS	62 / 8 AA	19
Phosphosite 14:	FHDC1	Q9C0D6	S650	SVLRKRYSEPVSLGS	62 / 8 AA	125
Phosphosite 15:	GPR133	Q6QNK2	S497	RLTRKQHSEATNSSN	83 / 6 AA	97
Phosphosite 16:	NTF3	P20783	Y139	RTSRRKRYAEHKSHR	71 / 7 AA	29
Phosphosite 17:	KIR3DX1	Q9H7L2	S144	RVSLRCHSELAFDEF	62 / 8 AA	39
Phosphosite 18:	FBW1B	Q9UKB1	S65	IVSRKRPSEGNYQKE	55 / 9 AA	62
Phosphosite 19:	AKD1	Q5TCS8	S551	TFTFKRHSQDASQDV	71 / 7 AA	87
Phosphosite 20:	DLG5	Q8TDM6	Y324	YDALRKRYSEKVAIH	83 / 6 AA	214