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:	PITX1
Human P-Site:	S221
P-Site Sequence:	FSAPSSISSMTMPSS
UniProt:	P78337
Intern. Prot. ID:	IPI00019182

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PITX1	P78337	S221	FSAPSSISSMTMPSS	100 / 9 AA	34
Phosphosite 1:	PITX1	P78337	S222	SAPSSISSMTMPSSM	100 / 8 AA	34
Phosphosite 2:	PITX2	Q99697	S218	FSPPNSISSMSMSSS	77 / 9 AA	35
Phosphosite 3:	OR8G1	Q15617	S264	FMYLQPSSISSMDQG	100 / 7 AA	35
Phosphosite 4:	CYTIP	O60759	S252	SCKSWLSSMTMDSED	75 / 8 AA	40
Phosphosite 5:	CYTIP	O60759	S251	SSCKSWLSSMTMDSE	75 / 8 AA	40
Phosphosite 6:	ARNT	P27540	S677	FQTPSSFSSMSLPGA	66 / 9 AA	87
Phosphosite 7:	GPR112	Q8IZF6	S2127	VSHPSSFSRKTMSPS	66 / 9 AA	301
Phosphosite 8:	PITX1	P78337	T224	PSSISSMTMPSSMGP	100 / 6 AA	34
Phosphosite 9:	DRCTNNB1A	Q9BYI3	S141	SVYHEPSSIGSMALT	85 / 7 AA	58
Phosphosite 10:	OR8G5	Q8NG78	S264	FMYLQPSSVSSMDQG	85 / 7 AA	35
Phosphosite 11:	OR8G2	Q15614	S264	FMYLQPSSVSSMDQR	85 / 7 AA	35
Phosphosite 12:	PITX2	Q99697	S219	SPPNSISSMSMSSSM	75 / 8 AA	35
Phosphosite 13:	PITX2	Q99697	S216	SMFSPPNSISSMSMS	85 / 7 AA	35
Phosphosite 14:	LHX4	Q969G2	S316	GIPQSPSSISSLPSH	85 / 7 AA	43
Phosphosite 15:	ARNT	P27540	S675	GSFQTPSSFSSMSLP	85 / 7 AA	87
Phosphosite 16:	DVL1L1	P54792	S238	ADRASSFSSMTDSTM	75 / 8 AA	73
Phosphosite 17:	LHX4	Q969G2	S318	PQSPSSISSLPSHAP	85 / 7 AA	43
Phosphosite 18:	MGC39518	Q8IXS8	T141	SIYHEPSTIGSMALT	71 / 7 AA	59
Phosphosite 19:	ATP2B2	Q01814	T532	PDPSSINTKTMELLI	62 / 8 AA	137
Phosphosite 20:	FBXO28	Q9NVF7	S205	QELRDISSMAMEYFD	83 / 6 AA	41