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:	TBX4
Human P-Site:	S252
P-Site Sequence:	FAKGFRGSDDSDLRV
UniProt:	P57082
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	TBX4	P57082	S252	FAKGFRGSDDSDLRV	100 / 9 AA	60
Phosphosite 1:	TBX5	Q99593	S239	FAKGFRGSDDMELHR	77 / 9 AA	58
Phosphosite 2:	SNX13	Q9Y5W8	S527	KDPSFRGSDDGDGES	87 / 8 AA	112
Phosphosite 3:	DOCK11	Q5JSL3	S673	VCVEFRDSDESDASA	75 / 8 AA	238
Phosphosite 4:	ZNF592	Q92610	S98	LHNGFRGSDLPPDPH	100 / 6 AA	138
Phosphosite 5:	C21orf104	Q9UJ94	S101	LRLAFRGSQSSDSIR	66 / 9 AA	17
Phosphosite 6:	RAPGEFL1	Q9UHV5	S313	TRVAFRGSDEIFCRV	71 / 7 AA	73
Phosphosite 7:	EPHX2	P34913	S412	FKSLFRASDESVLSM	71 / 7 AA	63
Phosphosite 8:	AHI1	Q8N157	S437	FPYLLRGSDESPKVI	71 / 7 AA	137
Phosphosite 9:	SNTN	A6NMZ2	S70	TALIFRNSSDSDGKL	75 / 8 AA	16
Phosphosite 10:	RSKL1	Q96S38	S664	QDTISRGSDDSVPVI	100 / 6 AA	119
Phosphosite 11:	SNTN	A6NMZ2	S71	ALIFRNSSDSDGKLE	75 / 8 AA	16
Phosphosite 12:	RanBP2	P49792	S1128	KNSGFRRSDDMFTFH	85 / 7 AA	358
Phosphosite 13:	CTR9	Q6PD62	S1169	DRGSEHGSDDSD___	85 / 7 AA	134
Phosphosite 14:	GLRB	P48167	S125	LPSDFRGSDALTVDP	100 / 5 AA	56
Phosphosite 15:	MACF1	Q9UPN3	S5372	RASSRRGSDASDFDL	85 / 7 AA	620
Phosphosite 16:	MACF1	Q96PK2	S5880	RASSRRGSDASDFDL	85 / 7 AA	670
Phosphosite 17:	TBX10	O75333	S253	FAKGFRESDLDSWPV	83 / 6 AA	42
Phosphosite 18:	TIMELESS	Q9UNS1	S907	LFEEFRDSDDVLGHI	83 / 6 AA	139
Phosphosite 19:	TBX4	P57082	S255	GFRGSDDSDLRVARL	100 / 6 AA	60
Phosphosite 20:	ANKZF1	Q9H8Y5	S130	DLSSISGSEDSDSAS	62 / 8 AA	81