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:	ITSN1
Human P-Site:	S313
P-Site Sequence:	PSFRRVRSGSGISVI
UniProt:	Q15811
Intern. Prot. ID:	IPI00220592

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ITSN1	Q15811	S313	PSFRRVRSGSGISVI	100 / 9 AA	195
Phosphosite 1:	GIGYF2	Q6Y7W6	S273	RGYRRVRSGSGSIDD	100 / 8 AA	150
Phosphosite 2:	ITSN1	Q15811	S315	FRRVRSGSGISVISS	100 / 7 AA	195
Phosphosite 3:	ACSS2	Q9NR19	S10	LPEERVRSGSGSRGQ	100 / 7 AA	79
Phosphosite 4:	piccolo	Q9Y6V0	S2985	PETRQVISGAGISTP	66 / 9 AA	567
Phosphosite 5:	DLGAP4	Q9Y2H0	S366	IPCRRMRSGSYIKAM	77 / 9 AA	108
Phosphosite 6:	SAPAP2	Q9P1A6	S434	IPCRRMRSGSYIKAM	77 / 9 AA	118
Phosphosite 7:	SAPAP3	O95886	S394	IPCRRMRSGSYIKAM	77 / 9 AA	106
Phosphosite 8:	SAPAP1	O14490	S344	IPCRRMRSGSYIKAM	77 / 9 AA	109
Phosphosite 9:	ZMYND15	Q9H091	S533	EVSVRPGSGISARPS	85 / 7 AA	77
Phosphosite 10:	KLHL34	Q8N239	Y237	ADVLRRVYSGSGLVL	87 / 8 AA	71
Phosphosite 11:	MEX3B	Q6ZN04	S462	HLARRVRSDPGGGGL	75 / 8 AA	59
Phosphosite 12:	Glycosyltransferase 54 domain-containing protein	A6NG13	S198	KFKRQVRSGSLEVIS	85 / 7 AA	44
Phosphosite 13:	dyskerin	O60832	S251	QELRRVRSGVMSEKD	100 / 6 AA	58
Phosphosite 14:	LEKR1	Q6ZMV7	S352	DKPKRVRSGVPILPQ	66 / 9 AA	45
Phosphosite 15:	YTHDC1	Q96MU7	S289	DGSVRSGSGTDGSDE	85 / 7 AA	85
Phosphosite 16:	YTHDC1	Q96MU7	S287	FTDGSVRSGSGTDGS	85 / 7 AA	85
Phosphosite 17:	PHACTR1	Q9C0D0	S65	RPIRRVRSKSDTPYL	66 / 9 AA	66
Phosphosite 18:	PAK5	Q9P286	S288	TMRQRSRSGSGLQEP	66 / 9 AA	81
Phosphosite 19:	PTF1A	Q7RTS3	S157	RRRRRVRSEAELQQL	55 / 9 AA	35
Phosphosite 20:	GIGYF2	Q6Y7W6	S275	YRRVRSGSGSIDDDR	100 / 6 AA	150