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:	S252
P-Site Sequence:	INNLTGSSLNSAMSP
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	S252	INNLTGSSLNSAMSP	100 / 9 AA	34
Phosphosite 1:	PITX1	P78337	S251	NINNLTGSSLNSAMS	100 / 8 AA	34
Phosphosite 2:	UBAP2	Q5T6F2	S604	SCSLTSSSLNSASPV	88 / 9 AA	117
Phosphosite 3:	UBAP2	Q5T6F2	S603	TSCSLTSSSLNSASP	87 / 8 AA	117
Phosphosite 4:	DENND4A	Q7Z401	S971	IVRLTGTSNNSAGKI	77 / 9 AA	209
Phosphosite 5:	ZNF532	Q9HCE3	S98	NGFLTASSLDSYSKD	75 / 8 AA	142
Phosphosite 6:	ZNF532	Q9HCE3	S97	HNGFLTASSLDSYSK	75 / 8 AA	142
Phosphosite 7:	PRKAA2	P54646	T524	TGSLTGSTLSSVSPR	66 / 9 AA	62
Phosphosite 8:	GATA1	P15976	S178	TFFSPTGSPLNSAAY	85 / 7 AA	43
Phosphosite 9:	PITX1	P78337	T249	LNNINNLTGSSLNSA	100 / 6 AA	34
Phosphosite 10:	HEMH	P22830	S202	SCSTTGSSLNAIYRY	100 / 6 AA	48
Phosphosite 11:	RGPD5	Q99666	S588	KYLQKTGSGLNSFYG	85 / 7 AA	199
Phosphosite 12:	RanBP2	P49792	S587	ECLQKTGSGLNSFYD	85 / 7 AA	358
Phosphosite 13:	HEMH	P22830	S201	YSCSTTGSSLNAIYR	100 / 6 AA	48
Phosphosite 14:	C5orf36	Q8IV33	S703	VELLTGASLDRWSKE	62 / 8 AA	38
Phosphosite 15:	SLC4A4	Q9Y6R1	S257	HRNLTSSSLNDISDK	85 / 7 AA	121
Phosphosite 16:	SLC4A4	Q9Y6R1	S255	MTHRNLTSSSLNDIS	85 / 7 AA	121
Phosphosite 17:	UBAP2	Q5T6F2	S602	ITSCSLTSSSLNSAS	85 / 7 AA	117
Phosphosite 18:	PITX2	Q99697	S252	LNNLSSPSLNSAVPT	66 / 9 AA	35
Phosphosite 19:	FOXO3	O43524	S591	SDSLSGSSLYSTSAN	66 / 9 AA	71
Phosphosite 20:	SLC4A4	Q9Y6R1	S256	THRNLTSSSLNDISD	85 / 7 AA	121