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:	STX3
Human P-Site:	S121
P-Site Sequence:	RIRKSQHSVLSRKFV
UniProt:	Q13277
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	STX3	Q13277	S121	RIRKSQHSVLSRKFV	100 / 9 AA	33
Phosphosite 1:	STX2	P32856	S120	RIRRTQHSVLSRKFV	77 / 9 AA	33
Phosphosite 2:	STX1A	Q16623	S121	RIRKTQHSTLSRKFV	77 / 9 AA	33
Phosphosite 3:	STX1B	P61266	S120	RIRKTQHSTLSRKFV	77 / 9 AA	33
Phosphosite 4:	OCA2	Q04671	S286	NPRRSEHSVMSRTFE	66 / 9 AA	93
Phosphosite 5:	GPR142	Q7Z601	S48	HAQKSQHSCLSHSRW	77 / 9 AA	51
Phosphosite 6:	GNMT	Q14749	S268	FGGKCQHSVLGDFKP	75 / 8 AA	33
Phosphosite 7:	MLTK	Q9NYL2	S703	YSGKSQHSTPSRGRY	77 / 9 AA	91
Phosphosite 8:	STX1A	Q16623	T122	IRKTQHSTLSRKFVE	75 / 8 AA	33
Phosphosite 9:	STX1B	P61266	T121	IRKTQHSTLSRKFVE	75 / 8 AA	33
Phosphosite 10:	NUFIP1	Q9UHK0	S351	KEEKPQHSVIPKEVT	55 / 9 AA	56
Phosphosite 11:	EYA3	Q99504	S143	TPSPSQHSVLTCTTG	85 / 7 AA	63
Phosphosite 12:	LUZP1	Q86V48	S472	KKSREQPSVLSRYPP	66 / 9 AA	120
Phosphosite 13:	MACF1	Q9UPN3	S60	KKRKSQDSVLDPAER	85 / 7 AA	620
Phosphosite 14:	TNFSF13	O75888	S116	QKQKKQHSVLHLVPI	85 / 7 AA	27
Phosphosite 15:	STX3	Q13277	S118	ADLRIRKSQHSVLSR	100 / 6 AA	33
Phosphosite 16:	GTPBP5	Q9H4K7	S127	QQVKSLSSVLSRYQG	77 / 9 AA	44
Phosphosite 17:	SFI1	A8K8P3	S649	ADLHHQHSVLHRALQ	85 / 7 AA	148
Phosphosite 18:	ADAMTS20	P59510	S880	CIHKSDHSVVSDKEC	75 / 8 AA	215
Phosphosite 19:	TDI	P0CAT3	S21	GAWASQHSLLSQEAM	75 / 8 AA	13
Phosphosite 20:	MTUS1	Q9ULD2	T551	SVNSRQQTVLSRTPR	71 / 7 AA	141