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:	PHOX2B
Human P-Site:	Y126
P-Site Sequence:	ETHYPDIYTREELAL
UniProt:	Q99453
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PHOX2B	Q99453	Y126	ETHYPDIYTREELAL	100 / 9 AA	32
Phosphosite 1:	PAX3	P23760	Y247	RTHYPDIYTREELAQ	100 / 9 AA	53
Phosphosite 2:	PAX7	P23759	Y245	RTHYPDIYTREELAQ	100 / 9 AA	57
Phosphosite 3:	PHOX2A	O14813	Y118	ETHYPDIYTREELAL	100 / 9 AA	30
Phosphosite 4:	RAX	Q9Y2V3	Y164	KSHYPDVYSREELAG	77 / 9 AA	37
Phosphosite 5:	RAX2	Q96IS3	Y55	ASHYPDVYSREELAA	77 / 9 AA	20
Phosphosite 6:	CRX	O43186	Y67	KTQYPDVYAREEVAL	77 / 9 AA	32
Phosphosite 7:	ALX4	Q9H161	Y242	KTHYPDVYAREQLAM	66 / 9 AA	44
Phosphosite 8:	ALX3	O95076	Y181	KTHYPDVYAREQLAL	66 / 9 AA	37
Phosphosite 9:	ALX1	Q15699	Y160	KTHYPDVYVREQLAL	66 / 9 AA	37
Phosphosite 10:	APOB	P04114	Y4211	FPGKPGIYTREELCT	87 / 8 AA	516
Phosphosite 11:	PITX2	Q99697	S113	RNRYPDMSTREEIAV	77 / 9 AA	35
Phosphosite 12:	PITX3	O75364	S90	RNRYPDMSTREEIAV	77 / 9 AA	32
Phosphosite 13:	VSX1	Q9NZR4	Y192	EAHYPDVYAREMLAV	75 / 8 AA	38
Phosphosite 14:	VSX2	P58304	Y176	EAHYPDVYAREMLAM	75 / 8 AA	39
Phosphosite 15:	RAX	Q9Y2V3	S165	SHYPDVYSREELAGK	75 / 8 AA	37
Phosphosite 16:	PITX1	P78337	S117	RNRYPDMSMREEIAV	66 / 9 AA	34
Phosphosite 17:	SERPINH1	P50454	Y371	NPFDQDIYGREELRS	75 / 8 AA	46
Phosphosite 18:	CLCN4	P51793	Y389	IIAYPNPYTRQSTSE	62 / 8 AA	85
Phosphosite 19:	KIAA0776	O94874	Y249	AVFVPDIYSRTQSTW	62 / 8 AA	90
Phosphosite 20:	PIK3CB	P42338	Y618	DFNYPDQYVREYAVG	75 / 8 AA	123