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:	STX1A
Human P-Site:	S281
P-Site Sequence:	ILGIVIASTVGGIFA
UniProt:	Q16623
Intern. Prot. ID:	IPI00003370

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	STX1A	Q16623	S281	ILGIVIASTVGGIFA	100 / 9 AA	33
Phosphosite 1:	STX1A	Q16623	T282	LGIVIASTVGGIFA_	100 / 8 AA	33
Phosphosite 2:	TMEM39A	Q9NV64	S229	EAVEESASTVGGLAK	100 / 6 AA	56
Phosphosite 3:	HERC4	Q5GLZ8	S1011	SLKLVIQSTGGGEEY	66 / 9 AA	119
Phosphosite 4:	TMEM39A	Q9NV64	T230	AVEESASTVGGLAKS	100 / 6 AA	56
Phosphosite 5:	UBQLN1	Q9UMX0	S340	SASSGTASTVGGTTG	85 / 7 AA	63
Phosphosite 6:	UBQLN1	Q9UMX0	T341	ASSGTASTVGGTTGS	85 / 7 AA	63
Phosphosite 7:	ATP2B4	P23634	T772	VKGIIDSTVGEHRQV	71 / 7 AA	138
Phosphosite 8:	MSP	P26927	T125	YRGTMATTVGGLPCQ	71 / 7 AA	80
Phosphosite 9:	SLC27A4	Q6P1M0	S82	TVPILFASTVRRHPD	71 / 7 AA	72
Phosphosite 10:	RPAP3	Q9H6T3	S265	EADIVIKSTEGERKQ	75 / 8 AA	76
Phosphosite 11:	CEP63	Q96MT8	S433	QRDITIASTKGSSSD	66 / 9 AA	81
Phosphosite 12:	CLIP2	Q9UDT6	S329	SVSSVASSVGGRPSR	71 / 7 AA	116
Phosphosite 13:	ATP2B4	P23634	S771	LVKGIIDSTVGEHRQ	71 / 7 AA	138
Phosphosite 14:	CLIP2	Q9UDT6	S328	SSVSSVASSVGGRPS	71 / 7 AA	116
Phosphosite 15:	TPCN2	Q8NHX9	T571	LMAVVASTVLGLVQN	75 / 8 AA	85
Phosphosite 16:	CTPS	P17812	S22	GKGIIASSVGTILKS	71 / 7 AA	67
Phosphosite 17:	PLOD3	O60568	T83	RGGDVARTVGGGQKV	71 / 7 AA	85
Phosphosite 18:	CLCN7	P51798	S237	KVSGVILSVVGGLAV	75 / 8 AA	89
Phosphosite 19:	ACTL7B	Q9Y614	T78	PTYFISSTVGKRCPE	83 / 6 AA	45
Phosphosite 20:	ACTL7B	Q9Y614	S77	RPTYFISSTVGKRCP	83 / 6 AA	45