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:	PITX3
Human P-Site:	S262
P-Site Sequence:	VYRDPCNSSLASLRL
UniProt:	O75364
Intern. Prot. ID:	IPI00025313

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PITX3	O75364	S262	VYRDPCNSSLASLRL	100 / 9 AA	32
Phosphosite 1:	PITX3	O75364	S263	YRDPCNSSLASLRLK	100 / 8 AA	32
Phosphosite 2:	PITX2	Q99697	S279	VYRDTCNSSLASLRL	88 / 9 AA	35
Phosphosite 3:	PITX1	P78337	S280	VYRDTCNSSLASLRL	88 / 9 AA	34
Phosphosite 4:	SYBU	Q9NX95	S516	KLQDPCPSSLASPDE	88 / 9 AA	72
Phosphosite 5:	PITX2	Q99697	S280	YRDTCNSSLASLRLK	100 / 7 AA	35
Phosphosite 6:	PITX1	P78337	S281	YRDTCNSSLASLRLK	100 / 7 AA	34
Phosphosite 7:	SYBU	Q9NX95	S517	LQDPCPSSLASPDES	87 / 8 AA	72
Phosphosite 8:	RAX	Q9Y2V3	S323	DEADPRNSSIAALRL	66 / 9 AA	37
Phosphosite 9:	MDN1	Q9NU22	S3987	VLSEPCRSSLVESDK	62 / 8 AA	633
Phosphosite 10:	GCSFR	Q99062	S668	SVPDPAHSSLGSWVP	66 / 9 AA	92
Phosphosite 11:	ADCY9	O60503	S965	SERNPCNSSVPRDLR	62 / 8 AA	151
Phosphosite 12:	MNK1	Q9BUB5	S442	KLSPPCKSRLARRRA	62 / 8 AA	51
Phosphosite 13:	MRPL43	Q8N983	S187	PTVDPISSSLTSAPA	66 / 9 AA	23
Phosphosite 14:	ZNF509	Q6ZSB9	T133	PGMPCNSTLSLQSTL	83 / 6 AA	85
Phosphosite 15:	ZNF509	Q6ZSB9	S132	PPGMPCNSTLSLQST	83 / 6 AA	85
Phosphosite 16:	MAP9	Q49MG5	T241	DPEDSCLTSLASSSL	66 / 9 AA	74
Phosphosite 17:	ZNF641	Q96N77	S333	GKNFRCNSHLASHQR	75 / 8 AA	50
Phosphosite 18:	claudin 23	Q96B33	S284	CSTHPCDSSLPCDSD	55 / 9 AA	32
Phosphosite 19:	KIAA1688	Q9C0H5	S532	EQPPCGTSLAPVKRA	62 / 8 AA	121
Phosphosite 20:	claudin 23	Q96B33	S285	STHPCDSSLPCDSDL	62 / 8 AA	32