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:	ST8SIA4
Human P-Site:	S100
P-Site Sequence:	RDVSVVKSSFKPGDV
UniProt:	Q92187
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ST8SIA4	Q92187	S100	RDVSVVKSSFKPGDV	100 / 9 AA	41
Phosphosite 1:	Per3	P56645	S484	YIESMTKSSFKPVTG	77 / 9 AA	132
Phosphosite 2:	SHANK3	Q9BYB0	S855	AYDTVRSSFKPGLEA	85 / 7 AA	186
Phosphosite 3:	Per3	P56645	S485	IESMTKSSFKPVTGT	75 / 8 AA	132
Phosphosite 4:	CTDSPL	O15194	S121	DETLVHSSFKPISNA	75 / 8 AA
Phosphosite 5:	CTDSP2	O14595	S116	DETLVHSSFKPINNA	75 / 8 AA	31
Phosphosite 6:	ZNF703	Q9H7S9	S152	DSPAEDKSSFKPYSK	100 / 6 AA	58
Phosphosite 7:	CTDSP1	Q9GZU7	S105	DETLVHSSFKPVNNA	75 / 8 AA	29
Phosphosite 8:	ZNF503	Q96F45	S173	DIGVEDKSSFKPYSK	100 / 6 AA	63
Phosphosite 9:	ZNF703	Q9H7S9	S153	SPAEDKSSFKPYSKG	100 / 6 AA	58
Phosphosite 10:	ZNF503	Q96F45	S174	IGVEDKSSFKPYSKP	100 / 6 AA	63
Phosphosite 11:	TOB2	Q14106	S132	LDKEIKSSFNPDAQV	71 / 7 AA	37
Phosphosite 12:	HIVEP1	P15822	S531	NAETLLKSSFTPSSP	55 / 9 AA	297
Phosphosite 13:	TMEM69	Q5SWH9	S235	ITLVVKSSFPEKGHK	100 / 6 AA	28
Phosphosite 14:	DISP1	Q96F81	S65	LNGTVKSSFLPLDNQ	85 / 7 AA	170
Phosphosite 15:	TRIP11	Q15643	S1858	NQQSVVNSSFSELFV	85 / 7 AA	228
Phosphosite 16:	DISP1	Q96F81	S64	QLNGTVKSSFLPLDN	66 / 9 AA	170
Phosphosite 17:	HIVEP1	P15822	S532	AETLLKSSFTPSSPE	62 / 8 AA	297
Phosphosite 18:	SPEG	Q15772	S1366	VLSTTVKSSSKPSPP	66 / 9 AA	354
Phosphosite 19:	TTN	Q8WZ42	S30816	VSESVTRSTFKFTRL	62 / 8 AA	3816
Phosphosite 20:	ELYS	Q8WYP5	S1713	CPTKLVKSAFKTAQE	71 / 7 AA	252