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:	S219
P-Site Sequence:	GGGGGGPSPAGAPGA
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	S219	GGGGGGPSPAGAPGA	100 / 9 AA	32
Phosphosite 1:	JPH2	Q9BR39	S486	RPEGGSPSPAGTPPQ	77 / 9 AA	74
Phosphosite 2:	PI5PA	Q15735	S694	KAPGGGPSPSGRKSH	87 / 8 AA	107
Phosphosite 3:	HOXB3	P14651	S260	ASSSGGPSPAGSPPQ	87 / 8 AA	44
Phosphosite 4:	AMOTL1	Q8IY63	S295	FKVGGGPSPAQPAGK	100 / 7 AA	107
Phosphosite 5:	IRX5	P78411	S274	PPRTGGPSPAGPAAA	100 / 7 AA	50
Phosphosite 6:	CHST14	Q8NCH0	S252	YRAGAGPSPAGDDVT	87 / 8 AA	43
Phosphosite 7:	HABP4	Q5JVS0	S74	AGPRGGRSPAGASGH	87 / 8 AA	46
Phosphosite 8:	UHRF1	Q96T88	S657	KSAGGGPSRAGSPRR	77 / 9 AA	90
Phosphosite 9:	FLJ21940	Q9H6S0	S23	GGGGGGPSPCGPGGG	77 / 9 AA	160
Phosphosite 10:	PAPLN	O95428	S831	HTDGGGSSPAGEQEP	77 / 9 AA	138
Phosphosite 11:	ZNF335	Q9H4Z2	S835	ASPGGQPSPEGATPQ	77 / 9 AA	145
Phosphosite 12:	PDE6A	P16499	S847	NQPGGNPSPGGATTS	77 / 9 AA	100
Phosphosite 13:	ARID1A	O14497	S280	AMGGGGPSAAGGGTP	87 / 8 AA	242
Phosphosite 14:	SIRT1	Q96EB6	S16	LQPGGSPSAAGADRE	77 / 9 AA	82
Phosphosite 15:	SETD1A	O15047	S450	GGGGGGPSPEREEVR	85 / 7 AA	186
Phosphosite 16:	ARHGEF11	O15085	S137	SGLQQDPSPAGAPRI	85 / 7 AA	168
Phosphosite 17:	C6orf208	Q9H8X3	S75	DSSGQGRSPAGAHPA	77 / 9 AA	14
Phosphosite 18:	ARHGEF15	O94989	S375	VGEDGSPSPANAGDA	66 / 9 AA	92
Phosphosite 19:	ARHGAP23	Q9P227	S87	GGRGGGPSPRYRLEP	100 / 6 AA	162
Phosphosite 20:	GMIP	Q9P107	S914	SLRGRGPSPAAASPE	77 / 9 AA	107