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:	S76
P-Site Sequence:	TLRDHQSSPYAAVPY
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	S76	TLRDHQSSPYAAVPY	100 / 9 AA	32
Phosphosite 1:	PHOX2B	Q99453	S75	GTLRDHQSSPYAAVP	100 / 8 AA	32
Phosphosite 2:	PHOX2B	Q99453	Y78	RDHQSSPYAAVPYKL	100 / 7 AA	32
Phosphosite 3:	HEG1	Q9ULI3	S1293	KSGDFQMSPYAEYPK	75 / 8 AA	135
Phosphosite 4:	L3MBTL3	Q96JM7	S256	KLFKEHQSFPYNKNG	71 / 7 AA	88
Phosphosite 5:	HYDIN	Q4G0P3	S1427	KVLTDHQSSPDNLLP	100 / 6 AA	576
Phosphosite 6:	HYDIN	Q4G0P3	S1428	VLTDHQSSPDNLLPG	100 / 6 AA	576
Phosphosite 7:	RPS14	P62263	Y72	DRDESSPYAAMLAAQ	85 / 7 AA	16
Phosphosite 8:	RPS14	P62263	S70	KADRDESSPYAAMLA	85 / 7 AA	16
Phosphosite 9:	CELSR1	Q9NYQ6	S2818	LSLDEQSSSYASSHS	66 / 9 AA	329
Phosphosite 10:	CELSR1	Q9NYQ6	S2817	ELSLDEQSSSYASSH	75 / 8 AA	329
Phosphosite 11:	ARID1B	Q8NFD5	S543	HSQPQQSSPYPGGSY	62 / 8 AA	236
Phosphosite 12:	SPT5	O00267	S891	MYNTDQFSPYAAPSP	85 / 7 AA	121
Phosphosite 13:	DAB2	P98082	S559	VSGWNQPSPFAASTP	62 / 8 AA	82
Phosphosite 14:	T	O15178	S288	TLRSHRSSPYPSPYA	62 / 8 AA	47
Phosphosite 15:	MEI1	Q5TIA1	S449	FLRKDHQSTPPVQYG	83 / 6 AA	141
Phosphosite 16:	T	O15178	S287	PTLRSHRSSPYPSPY	71 / 7 AA	47
Phosphosite 17:	NFI-X	Q14938	S380	STSIIQQSSPYFTHP	83 / 6 AA	55
Phosphosite 18:	NFI-X	Q14938	S381	TSIIQQSSPYFTHPT	83 / 6 AA	55
Phosphosite 19:	HHIPL1	Q96JK4	Y90	LCQECSPYAAHLYDA	71 / 7 AA	87
Phosphosite 20:	HHIPL2	Q6UWX4	Y112	LCQECSPYAAHLYDA	71 / 7 AA	81