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:	SYT4
Human P-Site:	S323
P-Site Sequence:	KSDVSGLSDPYVKVN
UniProt:	Q9H2B2
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SYT4	Q9H2B2	S323	KSDVSGLSDPYVKVN	100 / 9 AA
Phosphosite 1:	SYT2	Q8N9I0	S306	KMDVGGLSDPYVKIH	88 / 9 AA	47
Phosphosite 2:	SYT1	P21579	S309	KMDVGGLSDPYVKIH	88 / 9 AA	48
Phosphosite 3:	SYT5	O00445	S275	KMDVGGLSDPYVKVH	88 / 9 AA	43
Phosphosite 4:	MCTP1	Q6DN14	S491	AMDSNGLSDPYVKFR	87 / 8 AA	112
Phosphosite 5:	PRKCA	P17252	S192	PMDPNGLSDPYVKLK	87 / 8 AA	77
Phosphosite 6:	PKCb	P05771	S192	PMDPNGLSDPYVKLK	87 / 8 AA	77
Phosphosite 7:	PKCg	P05129	S192	PMDPNGLSDPYVKLK	87 / 8 AA	78
Phosphosite 8:	UNC13D	Q70J99	S132	GKDVSGFSDPYCLLG	77 / 9 AA	123
Phosphosite 9:	ESYT1	Q9BSJ8	S674	GGLVKGKSDPYVKLK	77 / 9 AA	123
Phosphosite 10:	SYT3	Q9BQG1	S467	AMDLTGFSDPYVKAS	66 / 9 AA	63
Phosphosite 11:	SYT6	Q5T7P8	S397	AMDITGYSDPYVKVS	66 / 9 AA	57
Phosphosite 12:	SYT3	Q9BQG1	S335	AKDSNGFSDPYVKIY	75 / 8 AA	63
Phosphosite 13:	AP1G1	O43747	S241	EHDVSGISDPFLQVR	66 / 9 AA	91
Phosphosite 14:	FER1L4	A9Z1Z3	S782	AADDSGLSDPFARVL	75 / 8 AA	201
Phosphosite 15:	RASAL1	O95294	S26	AKDVSGSSDPYCLVK	77 / 9 AA	90
Phosphosite 16:	SYT10	Q6XYQ8	S399	AMDITGSSDPYVKVS	66 / 9 AA	59
Phosphosite 17:	SYT2	Q8N9I0	Y309	VGGLSDPYVKIHLMQ	100 / 6 AA	47
Phosphosite 18:	SYT1	P21579	Y312	VGGLSDPYVKIHLMQ	100 / 6 AA	48
Phosphosite 19:	RASAL1	O95294	S25	PAKDVSGSSDPYCLV	87 / 8 AA	90
Phosphosite 20:	MCTP1	Q6DN14	Y494	SNGLSDPYVKFRLGH	100 / 6 AA	112