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:	S75
P-Site Sequence:	GTLRDHQSSPYAAVP
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	S75	GTLRDHQSSPYAAVP	100 / 9 AA	32
Phosphosite 1:	PHOX2B	Q99453	S76	TLRDHQSSPYAAVPY	100 / 8 AA	32
Phosphosite 2:	L3MBTL3	Q96JM7	S256	KLFKEHQSFPYNKNG	62 / 8 AA	88
Phosphosite 3:	T	O15178	S287	PTLRSHRSSPYPSPY	66 / 9 AA	47
Phosphosite 4:	HEG1	Q9ULI3	S1293	KSGDFQMSPYAEYPK	75 / 8 AA	135
Phosphosite 5:	MEI1	Q5TIA1	S449	FLRKDHQSTPPVQYG	71 / 7 AA	141
Phosphosite 6:	HYDIN	Q4G0P3	S1427	KVLTDHQSSPDNLLP	100 / 6 AA	576
Phosphosite 7:	HYDIN	Q4G0P3	S1428	VLTDHQSSPDNLLPG	100 / 6 AA	576
Phosphosite 8:	CELSR1	Q9NYQ6	S2817	ELSLDEQSSSYASSH	75 / 8 AA	329
Phosphosite 9:	PHOX2B	Q99453	Y78	RDHQSSPYAAVPYKL	100 / 6 AA	32
Phosphosite 10:	ATP10D	Q9P241	S25	GATRDDDSGPYNYSS	62 / 8 AA	160
Phosphosite 11:	CELSR1	Q9NYQ6	S2818	LSLDEQSSSYASSHS	75 / 8 AA	329
Phosphosite 12:	SOX13	Q9UN79	S316	GPTRDLQSSPPSLPL	85 / 7 AA	99
Phosphosite 13:	SETD2	Q9BYW2	S437	SDRRYHRSSPYRERT	75 / 8 AA	288
Phosphosite 14:	TUBGCP3	Q96CW5	S128	ALPRDAHSTPYYYAR	62 / 8 AA	104
Phosphosite 15:	NFI-X	Q14938	S380	STSIIQQSSPYFTHP	83 / 6 AA	55
Phosphosite 16:	C2orf84	Q86W67	S103	EKARLHASSPYFTFT	75 / 8 AA	24
Phosphosite 17:	NFI-X	Q14938	S381	TSIIQQSSPYFTHPT	83 / 6 AA	55
Phosphosite 18:	MEI1	Q5TIA1	T450	LRKDHQSTPPVQYGE	83 / 6 AA	141
Phosphosite 19:	ALS2CR12	Q96Q35	S150	QMNRDHQSAQKLLSS	71 / 7 AA	52
Phosphosite 20:	ARID1B	Q8NFD5	S543	HSQPQQSSPYPGGSY	71 / 7 AA	236