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:	NTN3
Human P-Site:	S451
P-Site Sequence:	HCKPARGSYRISLKK
UniProt:	O00634
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	NTN3	O00634	S451	HCKPARGSYRISLKK	100 / 9 AA	61
Phosphosite 1:	EFCAB2	Q5VUJ9	S35	GLPPARGSWRETGTG	66 / 9 AA	30
Phosphosite 2:	HRES1	P13985	S74	RAPPARASYRRFRTW	85 / 7 AA	24
Phosphosite 3:	MARCH-X	Q8NA82	S353	RSEPSHGSLRISNAM	66 / 9 AA	91
Phosphosite 4:	USP39	Q53GS9	S513	DGKPSEGSYRIHVLH	75 / 8 AA	65
Phosphosite 5:	ARHGDIA	P52565	S174	KGMLARGSYSIKSRF	85 / 7 AA	23
Phosphosite 6:	ARHGDIA	P52565	Y175	GMLARGSYSIKSRFT	85 / 7 AA	23
Phosphosite 7:	TRIM32	Q13049	Y393	LVADRGNYRIQVFTR	71 / 7 AA	72
Phosphosite 8:	PZP	P20742	S201	SSEPIQGSYRVVVQT	62 / 8 AA	164
Phosphosite 9:	RBMXL3	Q8N7X1	S299	TDHPSKGSYREPLKS	71 / 7 AA	114
Phosphosite 10:	FNDC1	Q4ZHG4	S1319	SRQPARPSYRQGYNG	85 / 7 AA	199
Phosphosite 11:	PVRIG	Q6DKI7	S284	TPIPARGSFVSVENG	83 / 6 AA	34
Phosphosite 12:	HOMER2	Q9NSB8	Y45	YDVTRNSYRIISVDG	71 / 7 AA	41
Phosphosite 13:	TNIP1	Q15025	Y7	_MEGRGPYRIYDPGG	71 / 7 AA	72
Phosphosite 14:	MARK1	Q9P0L2	Y274	ERVLRGKYRIPFYMS	71 / 7 AA	89
Phosphosite 15:	MARK2	Q7KZI7	Y267	ERVLRGKYRIPFYMS	71 / 7 AA	88
Phosphosite 16:	MARK3	P27448	Y293	ERVLRGKYRIPFYMS	71 / 7 AA	87
Phosphosite 17:	HMCN1	Q96RW7	Y5296	CENTRGSYRCVCPRG	71 / 7 AA	613
Phosphosite 18:	KIAA0372	Q6PGP7	Y517	KNRARGCYRKAFELD	83 / 6 AA	175
Phosphosite 19:	FBN2	P35556	Y791	CENLRGSYRCNCNSG	71 / 7 AA	315
Phosphosite 20:	FN1	P02751	T238	CNDQDTRTSYRIGDT	71 / 7 AA	263