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:	S198
P-Site Sequence:	PAPLSTKSFTFFNSM
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	S198	PAPLSTKSFTFFNSM	100 / 9 AA	34
Phosphosite 1:	PITX2	Q99697	S193	SASLSTKSFPFFNSM	88 / 9 AA	35
Phosphosite 2:	PITX1	P78337	T200	PLSTKSFTFFNSMSP	100 / 7 AA	34
Phosphosite 3:	ANKRD13C	Q8N6S4	S334	SATLSTKSISFTRAQ	75 / 8 AA	61
Phosphosite 4:	AFF1	P51825	S75	KEFLSTKSHTHRLDA	75 / 8 AA	131
Phosphosite 5:	PYROXD1	Q8WU10	S279	FRILKKKSFTFPRDH	75 / 8 AA	56
Phosphosite 6:	PRIM2	P49643	S283	IDLLSTKSFPPCMRQ	100 / 6 AA	59
Phosphosite 7:	IL1F5	Q9UBH0	T99	AKESKSFTFYRRDMG	71 / 7 AA	17
Phosphosite 8:	PRIM2	P49643	S280	LDQIDLLSTKSFPPC	100 / 6 AA	59
Phosphosite 9:	PRIM2	P49643	T281	DQIDLLSTKSFPPCM	100 / 6 AA	59
Phosphosite 10:	IL1F5	Q9UBH0	S97	LGAKESKSFTFYRRD	71 / 7 AA	17
Phosphosite 11:	TAF3	Q5VWG9	S267	AKPLETKSFTPKTKT	85 / 7 AA	104
Phosphosite 12:	FLJ40243	Q7Z745	T1511	ILHTHSFTFFTSTWE	85 / 7 AA	181
Phosphosite 13:	AFF1	P51825	T73	EVKEFLSTKSHTHRL	85 / 7 AA	131
Phosphosite 14:	SPATA7	Q9P0W8	S30	KGHLSTKSNAFCTDS	75 / 8 AA	68
Phosphosite 15:	CPS1	P31327	T611	ETLMDLSTKAFAMTN	71 / 7 AA	165
Phosphosite 16:	KIAA0195	Q12767	S457	TDGLSTRSFCHPEPH	83 / 6 AA	151
Phosphosite 17:	NPM3	O75607	S49	ELSGHTRSFTFKVEE	83 / 6 AA	19
Phosphosite 18:	NPM3	O75607	T51	SGHTRSFTFKVEEED	83 / 6 AA	19
Phosphosite 19:	LBP	P18428	S320	NIRLTTKSFRPFVPR	66 / 9 AA	53
Phosphosite 20:	KIAA0195	Q12767	S454	EDLTDGLSTRSFCHP	83 / 6 AA	151