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:	S59
P-Site Sequence:	GATSGCPSLTPGSCS
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	S59	GATSGCPSLTPGSCS	100 / 9 AA	32
Phosphosite 1:	BRE	Q9NXR7	S46	DLKSGCTSLTPGPNC	88 / 9 AA	44
Phosphosite 2:	PHOX2B	Q99453	T61	TSGCPSLTPGSCSLG	100 / 7 AA	32
Phosphosite 3:	GNS	P15586	S432	DPTCPSLSPGVSQCF	85 / 7 AA	62
Phosphosite 4:	CBX6	O95503	S280	SGSSGCPSPTPQSSD	87 / 8 AA	44
Phosphosite 5:	PLEKHG7	Q6ZR37	S273	DPGLMCPSLTPELQA	85 / 7 AA	44
Phosphosite 6:	GNS	P15586	S430	VTDPTCPSLSPGVSQ	85 / 7 AA	62
Phosphosite 7:	SALL3	Q9BXA9	S565	PASSECASLSPGLNH	66 / 9 AA	135
Phosphosite 8:	CHD8	Q9HCK8	S2202	NHLLDSPSLTPGEYG	75 / 8 AA	291
Phosphosite 9:	CHD8	Q9HCK8	T2204	LLDSPSLTPGEYGDS	85 / 7 AA	291
Phosphosite 10:	BRE	Q9NXR7	T48	KSGCTSLTPGPNCDR	85 / 7 AA	44
Phosphosite 11:	NSD1	Q96L73	S1255	EKEPGIPSLTPQAEL	85 / 7 AA	297
Phosphosite 12:	SPDYC	Q5MJ68	S239	PVSSKCPSLTSECHR	66 / 9 AA	33
Phosphosite 13:	GPC3	P51654	S136	MFKNNYPSLTPQAFE	62 / 8 AA	66
Phosphosite 14:	SMCY	Q9BY66	S1524	GSSAACPSLMPLLQL	62 / 8 AA	174
Phosphosite 15:	PAFAH2	Q99487	T382	EGIGPSLTPGAPHHL	100 / 6 AA	44
Phosphosite 16:	PAICS	P22234	T354	VISCPPLTPDWGVQD	71 / 7 AA	47
Phosphosite 17:	SALL3	Q9BXA9	S567	SSECASLSPGLNHVE	71 / 7 AA	135
Phosphosite 18:	A4GALT	Q9NPC4	T63	PAEIPCPTLTPPTPP	83 / 6 AA	40
Phosphosite 19:	A4GALT	Q9NPC4	T65	EIPCPTLTPPTPPSH	83 / 6 AA	40
Phosphosite 20:	LIME1	Q9H400	S282	PPASSCPSLGRGWRP	66 / 9 AA	31