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:	STXBP1
Human P-Site:	S503
P-Site Sequence:	TKHYPYISTRSSASF
UniProt:	P61764
Intern. Prot. ID:	IPI00084828

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	STXBP1	P61764	S503	TKHYPYISTRSSASF	100 / 9 AA	68
Phosphosite 1:	STXBP1	P61764	T504	KHYPYISTRSSASFS	100 / 8 AA	68
Phosphosite 2:	STXBP1	P61764	Y501	LDTKHYPYISTRSSA	100 / 7 AA	68
Phosphosite 3:	DOCK7	Q96N67	Y1975	TTSHAFPYIKTRVNV	71 / 7 AA	243
Phosphosite 4:	DOCK6	Q96HP0	Y1884	STDHAFPYIKTRIRV	71 / 7 AA	230
Phosphosite 5:	HMCN1	Q96RW7	T938	LLQNPYITVRSDGSL	71 / 7 AA	613
Phosphosite 6:	TAF3	Q5VWG9	S493	PPNFPYISSPSVSPP	62 / 8 AA	104
Phosphosite 7:	SLC17A3	O00476	S185	PVSYPWISTSEKEYI	83 / 6 AA	46
Phosphosite 8:	PITPNM2	Q9BZ72	Y94	ESWNAYPYTRTRFTC	71 / 7 AA	149
Phosphosite 9:	PITPNM1	O00562	Y94	ESWNAYPYTRTRYTC	71 / 7 AA	135
Phosphosite 10:	VPS8	Q8N3P4	Y776	PEEEIYPYIRTLLHF	83 / 6 AA	162
Phosphosite 11:	STXBP1	P61764	Y499	DKLDTKHYPYISTRS	100 / 5 AA	68
Phosphosite 12:	MOK	Q9UQ07	T164	PYTEYISTRWYRAPE	83 / 6 AA	48
Phosphosite 13:	LMAN2	Q12907	S178	ERVFPYISVMVNNGS	57 / 7 AA	40
Phosphosite 14:	SVEP1	Q4LDE5	S141	VPRVDYISTRRARQH	71 / 7 AA	390
Phosphosite 15:	AARSD1	Q9BTE6	S406	ALLQDYISTQSAKE_	71 / 7 AA	45
Phosphosite 16:	URP1	Q9BQL6	S654	IGGYIFLSTRSKDQN	62 / 8 AA	77
Phosphosite 17:	OR5D13	Q8NGL4	Y195	SASYSDPYISQRLCF	83 / 6 AA	35
Phosphosite 18:	SVEP1	Q4LDE5	T142	PRVDYISTRRARQHK	71 / 7 AA	390
Phosphosite 19:	SVEP1	Q4LDE5	Y139	YVVPRVDYISTRRAR	100 / 5 AA	390
Phosphosite 20:	AARSD1	Q9BTE6	T407	LLQDYISTQSAKE__	71 / 7 AA	45