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:	S258
P-Site Sequence:	SSLNSAMSPGACPYG
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	S258	SSLNSAMSPGACPYG	100 / 9 AA	34
Phosphosite 1:	KIAA1109	Q2LD37	S4349	HMTNSTMSPGTVGQS	66 / 9 AA	555
Phosphosite 2:	CCDC130	P13994	S332	AAQDRPMSPGDCPPE	55 / 9 AA	45
Phosphosite 3:	KIAA1109	Q2LD37	T4347	NEHMTNSTMSPGTVG	85 / 7 AA	555
Phosphosite 4:	COL4A4	P53420	S1621	QALMSPGSCLEDFRA	83 / 6 AA	164
Phosphosite 5:	GSX1	Q9H4S2	S43	PHALHGLSPGACHAR	71 / 7 AA	28
Phosphosite 6:	COL4A4	P53420	S1618	GGGQALMSPGSCLED	83 / 6 AA	164
Phosphosite 7:	FBN2	P35556	S2758	VDEENALSPEACYEC	55 / 9 AA	315
Phosphosite 8:	ARID1B	Q8NFD5	S502	QRSHPAMSPGTPGPT	62 / 8 AA	236
Phosphosite 9:	FAM100B	Q8IYN6	T99	QSSNSPMTAAACSPP	55 / 9 AA	18
Phosphosite 10:	EIF2AK4	Q9P2K8	S261	SVCNSEDSPGSCEIL	66 / 9 AA	187
Phosphosite 11:	DGAT2L4	Q6E213	T157	LREYVMSTGACSVSR	71 / 7 AA	38
Phosphosite 12:	TCP11L2	Q8N4U5	T284	SLSESALTPGAENTS	62 / 8 AA	58
Phosphosite 13:	IQGAP2	Q13588	S157	DEEPLLKSPGACFAQ	83 / 6 AA	181
Phosphosite 14:	PRDM16	Q9HAZ2	S41	AEDEAEDSAMSPIPV	83 / 6 AA	140
Phosphosite 15:	TNRC6B	Q9UPQ9	S1251	QFPNSGLSPGLFNVG	71 / 7 AA	194
Phosphosite 16:	PHF21A	Q96BD5	T420	AVTYLNSTMHPGTRK	71 / 7 AA	75
Phosphosite 17:	PRDM16	Q9HAZ2	S44	EAEDSAMSPIPVGPP	83 / 6 AA	140
Phosphosite 18:	ZNF526	Q8TF50	S16	AEMPTQMSPGAVEMS	62 / 8 AA	74
Phosphosite 19:	NCAPD3	P42695	S1309	GQENPAMSPAVSQPC	55 / 9 AA	169
Phosphosite 20:	PIK3R5	Q8WYR1	S568	VKRSHGTSPGACPPP	71 / 7 AA	97