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:	STX18
Human P-Site:	S51
P-Site Sequence:	RPKGDFSSRAREVIS
UniProt:	Q9P2W9
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	STX18	Q9P2W9	S51	RPKGDFSSRAREVIS	100 / 9 AA	39
Phosphosite 1:	STX18	Q9P2W9	S50	PRPKGDFSSRAREVI	100 / 8 AA	39
Phosphosite 2:	HOXA13	P31271	S223	PAAEEFSSRAKEFAF	75 / 8 AA	40
Phosphosite 3:	SIRPD	Q9H106	T102	PGNTDFSTRIREISL	75 / 8 AA	22
Phosphosite 4:	FLT1	P17948	S1111	QMDEDFCSRLREGMR	75 / 8 AA	151
Phosphosite 5:	HOXC13	P31276	S167	LPGDDLSSRAKEFAF	66 / 9 AA	35
Phosphosite 6:	MAEL	Q96JY0	S377	TPIGDYPSRAKISGQ	62 / 8 AA	49
Phosphosite 7:	SART1	O43290	S437	TQDGDFGSRLRGRGR	75 / 8 AA	90
Phosphosite 8:	RAB11FIP3	O75154	S656	MGLQEYHSRARESEL	62 / 8 AA	82
Phosphosite 9:	OXA1L	Q15070	S181	PEIQKFSSRIREAKL	85 / 7 AA	49
Phosphosite 10:	piccolo	Q9Y6V0	S4162	TSSIGGISSRARLLQ	75 / 8 AA	567
Phosphosite 11:	MAEL	Q96JY0	Y375	SNTPIGDYPSRAKIS	71 / 7 AA	49
Phosphosite 12:	piccolo	Q9Y6V0	S4163	SSIGGISSRARLLQD	75 / 8 AA	567
Phosphosite 13:	HOXA13	P31271	S222	GPAAEEFSSRAKEFA	71 / 7 AA	40
Phosphosite 14:	SUV420H1	Q4FZB7	S873	SIDIDISSRRREDQS	75 / 8 AA	99
Phosphosite 15:	KRTAP13-1	Q8IUC0	S11	NCCSGNFSSRSCGGY	71 / 7 AA	18
Phosphosite 16:	KRTAP13-2	Q52LG2	S11	NCCSGNFSSRSCGDY	71 / 7 AA	19
Phosphosite 17:	KRTAP13-2	Q52LG2	S12	CCSGNFSSRSCGDYL	71 / 7 AA	19
Phosphosite 18:	FUBP3	Q96I24	S249	GVRGDFNSRMGGGSI	83 / 6 AA	62
Phosphosite 19:	MATN4	O95460	S431	RVGLVQFSSRVRTEF	71 / 7 AA	68
Phosphosite 20:	GEFT	Q86VW2	S374	EAGGLLSSRGRERRV	66 / 9 AA	64