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:	SSR4
Human P-Site:	Y35
P-Site Sequence:	EPQITPSYYTTSDAV
UniProt:	P51571
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SSR4	P51571	Y35	EPQITPSYYTTSDAV	100 / 9 AA	19
Phosphosite 1:	UNC13A	Q9UPW8	Y213	SNSIPPPYYTTSQPN	77 / 9 AA	193
Phosphosite 2:	SSR4	P51571	T32	ACLEPQITPSYYTTS	100 / 6 AA	19
Phosphosite 3:	UNC13A	Q9UPW8	Y214	NSIPPPYYTTSQPNA	85 / 7 AA	193
Phosphosite 4:	UNC13A	Q9UPW8	T215	SIPPPYYTTSQPNAS	85 / 7 AA	193
Phosphosite 5:	Death domain-containing protein 1	Q6ZMT9	Y540	INRITPSYFNRTKIA	83 / 6 AA	102
Phosphosite 6:	Death domain-containing protein 1	Q6ZMT9	T537	SATINRITPSYFNRT	83 / 6 AA	102
Phosphosite 7:	Rab18	Q9NP72	Y77	FRTLTPSYYRGAQGV	83 / 6 AA	23
Phosphosite 8:	HS3ST4	Q9Y661	Y264	TMEKTPSYFVTNEAP	62 / 8 AA	50
Phosphosite 9:	Rab18	Q9NP72	S76	RFRTLTPSYYRGAQG	83 / 6 AA	23
Phosphosite 10:	Rab18	Q9NP72	T74	QERFRTLTPSYYRGA	83 / 6 AA	23
Phosphosite 11:	HS3ST3A1	Q9Y663	Y219	TMEKTPSYFVTREAP	62 / 8 AA	45
Phosphosite 12:	HS3ST3B1	Q9Y662	Y204	TMEKTPSYFVTREAP	62 / 8 AA	43
Phosphosite 13:	HS3ST6	Q96QI5	Y157	TMEKTPSYFVTREAP	62 / 8 AA	37
Phosphosite 14:	SSR4	P51571	T38	ITPSYYTTSDAVIST	100 / 6 AA	19
Phosphosite 15:	SLC38A3	Q99624	Y279	SAFCTPSYFTLNSQT	83 / 6 AA	56
Phosphosite 16:	HS3ST2	Q9Y278	Y181	TLEKTPSYFVTQEAP	71 / 7 AA	42
Phosphosite 17:	HS3ST3A1	Q9Y663	S218	ITMEKTPSYFVTREA	71 / 7 AA	45
Phosphosite 18:	HS3ST3B1	Q9Y662	S203	ITMEKTPSYFVTREA	71 / 7 AA	43
Phosphosite 19:	HS3ST4	Q9Y661	S263	ITMEKTPSYFVTNEA	71 / 7 AA	50
Phosphosite 20:	HS3ST2	Q9Y278	S180	ITLEKTPSYFVTQEA	71 / 7 AA	42