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:	S282
P-Site Sequence:	PGPGPITSIPDSLGG
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	S282	PGPGPITSIPDSLGG	100 / 9 AA	32
Phosphosite 1:	PHOX2B	Q99453	T281	APGPGPITSIPDSLG	100 / 8 AA	32
Phosphosite 2:	PRDM4	Q9UKN5	T395	CPEHGPVTFVPDTPI	62 / 8 AA	88
Phosphosite 3:	MTMR3	Q13615	S1077	DFGDEVTSIPDSESN	85 / 7 AA	134
Phosphosite 4:	ANPEP	P15144	S590	VWIVPITSIRDGRQQ	75 / 8 AA	110
Phosphosite 5:	WWC2	Q6AWC2	T503	YIPSGPITTIHENEV	62 / 8 AA	134
Phosphosite 6:	IGSF10	Q6WRI0	S50	CTFRYLTSIPDSIPP	85 / 7 AA	291
Phosphosite 7:	PRPF19	Q9UMS4	T396	PGHSGPITSIAFSEN	85 / 7 AA	55
Phosphosite 8:	PRPF19	Q9UMS4	S397	GHSGPITSIAFSENG	85 / 7 AA	55
Phosphosite 9:	ANPEP	P15144	T589	YVWIVPITSIRDGRQ	85 / 7 AA	110
Phosphosite 10:	WDR36	Q8NI36	S294	QDWGPITSISFRTDG	100 / 6 AA	105
Phosphosite 11:	WDR36	Q8NI36	T293	RQDWGPITSISFRTD	100 / 6 AA	105
Phosphosite 12:	PPRC1	Q5VV67	S148	ENLSPFDSIPDSELL	66 / 9 AA	178
Phosphosite 13:	TBL1Y	Q9BQ87	S417	SPTGPATSNPNSSIM	66 / 9 AA	57
Phosphosite 14:	Rap1GAP	P47736	S65	GTNHEITSIPETEPL	71 / 7 AA	73
Phosphosite 15:	LRRC57	Q8N9N7	S145	LSKNQIRSIPDSVGE	66 / 9 AA	27
Phosphosite 16:	CHAD	O15335	S233	LSHNPLKSIPDNAFQ	55 / 9 AA	40
Phosphosite 17:	Rap1GAP	P47736	T64	EGTNHEITSIPETEP	83 / 6 AA	73
Phosphosite 18:	NEB	P20929	S1483	PDTVKFTSVPDSMGM	71 / 7 AA	773
Phosphosite 19:	LRRC3B	Q96PB8	T77	YLDSNQITSIPNEIF	62 / 8 AA	29
Phosphosite 20:	DNAH11	Q96DT5	T2376	RTSFKTITSIPESSL	83 / 6 AA	521