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:	T281
P-Site Sequence:	APGPGPITSIPDSLG
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	T281	APGPGPITSIPDSLG	100 / 9 AA	32
Phosphosite 1:	PHOX2B	Q99453	S282	PGPGPITSIPDSLGG	100 / 8 AA	32
Phosphosite 2:	TFG	Q92734	T133	PGEPGPSTNIPENDT	66 / 9 AA	43
Phosphosite 3:	PRDM4	Q9UKN5	T395	CPEHGPVTFVPDTPI	62 / 8 AA	88
Phosphosite 4:	ZBTB39	O15060	T219	HDTPAPFTSIPSMMT	75 / 8 AA	79
Phosphosite 5:	ANPEP	P15144	S590	VWIVPITSIRDGRQQ	85 / 7 AA	110
Phosphosite 6:	PRPF19	Q9UMS4	T396	PGHSGPITSIAFSEN	75 / 8 AA	55
Phosphosite 7:	WWC2	Q6AWC2	T503	YIPSGPITTIHENEV	55 / 9 AA	134
Phosphosite 8:	CHD6	Q8TD26	T2336	PEGPGPATSAPEPAT	66 / 9 AA	305
Phosphosite 9:	PRPF19	Q9UMS4	S397	GHSGPITSIAFSENG	85 / 7 AA	55
Phosphosite 10:	ANPEP	P15144	T589	YVWIVPITSIRDGRQ	85 / 7 AA	110
Phosphosite 11:	NONO	Q15233	T418	PAPPGPATMMPDGTL	66 / 9 AA	54
Phosphosite 12:	WDR36	Q8NI36	T293	RQDWGPITSISFRTD	85 / 7 AA	105
Phosphosite 13:	WDR36	Q8NI36	S294	QDWGPITSISFRTDG	85 / 7 AA	105
Phosphosite 14:	Kv4.3	Q9UK17	T640	PASPGPNTNIPSIAS	75 / 8 AA	73
Phosphosite 15:	LRRC3B	Q96PB8	T77	YLDSNQITSIPNEIF	55 / 9 AA	29
Phosphosite 16:	Rap1GAP	P47736	T64	EGTNHEITSIPETEP	83 / 6 AA	73
Phosphosite 17:	Rap1GAP	P47736	S65	GTNHEITSIPETEPL	83 / 6 AA	73
Phosphosite 18:	DNAH11	Q96DT5	T2376	RTSFKTITSIPESSL	83 / 6 AA	521
Phosphosite 19:	TFG	Q92734	S132	PPGEPGPSTNIPEND	75 / 8 AA	43
Phosphosite 20:	MTMR3	Q13615	T1076	GDFGDEVTSIPDSES	83 / 6 AA	134