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:	PDX1
Human P-Site:	S266
P-Site Sequence:	GRLPPGLSASPQPSS
UniProt:	P52945
Intern. Prot. ID:	IPI00006036

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PDX1	P52945	S266	GRLPPGLSASPQPSS	100 / 9 AA	31
Phosphosite 1:	PDX1	P52945	S268	LPPGLSASPQPSSVA	100 / 7 AA	31
Phosphosite 2:	GBX2	P52951	S113	ATLPGGFSASPQHQE	77 / 9 AA	37
Phosphosite 3:	CHRNA10	Q9GZZ6	S366	QSRPPELSPSPQSPE	77 / 9 AA	50
Phosphosite 4:	C11orf56	Q8N612	S527	APCSPGLSASPASSP	100 / 7 AA	106
Phosphosite 5:	SPEG	Q15772	S2564	GLSPPNLSASVQEEL	77 / 9 AA	354
Phosphosite 6:	TOX2	Q96NM4	S369	KSLLPGLSASPPPPP	100 / 7 AA	52
Phosphosite 7:	CCDC137	Q6PK04	T209	VLQPPELTARPQRSV	66 / 9 AA	33
Phosphosite 8:	DVL3	Q92997	T695	ASVPPELTASRQSFR	66 / 9 AA	78
Phosphosite 9:	GBX2	P52951	S115	LPGGFSASPQHQEAA	85 / 7 AA	37
Phosphosite 10:	KIF13B	Q9NQT8	S1430	IAPAPALSVSPQNNH	75 / 8 AA	203
Phosphosite 11:	STOX1	Q6ZVD7	S419	VKKRQGLSAKPQGQG	66 / 9 AA	111
Phosphosite 12:	LTBR	P36941	S400	DPGPPGLSTPHQEDG	66 / 9 AA	47
Phosphosite 13:	STON2	Q8WXE9	S40	EEHLPGLSSSPDQSE	75 / 8 AA	101
Phosphosite 14:	KIAA1958	Q8N8K9	S270	ELDPHGMSASPSVIS	75 / 8 AA	79
Phosphosite 15:	RAI1	Q7Z5J4	T1075	TPGPPGLTTTPAPPD	62 / 8 AA	203
Phosphosite 16:	STON2	Q8WXE9	S41	EHLPGLSSSPDQSES	75 / 8 AA	101
Phosphosite 17:	TOPBP1	Q92547	S886	SRNAVALSASPQLKE	85 / 7 AA	171
Phosphosite 18:	NUP155	O75694	S397	VRLPPGFSASSTVEK	85 / 7 AA	155
Phosphosite 19:	LOH11CR2A	O00534	S480	WHLPPGLSAKMLSPE	100 / 6 AA	86
Phosphosite 20:	TOPBP1	Q92547	S888	NAVALSASPQLKEAQ	85 / 7 AA	171