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:	S490
P-Site Sequence:	RERGPSASFPRERGL
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	S490	RERGPSASFPRERGL	100 / 9 AA	60
Phosphosite 1:	PARC	Q8IWT3	S99	EPAGVSGSFPRDPGG	66 / 9 AA	281
Phosphosite 2:	TBX4	P57082	S488	QVRERGPSASFPRER	100 / 7 AA	60
Phosphosite 3:	FBXW10	Q5XX13	S850	DVWGPSISYPRKVLN	66 / 9 AA	120
Phosphosite 4:	TTLL7	Q6ZT98	S487	FLSGRAASFQRELNN	66 / 9 AA	103
Phosphosite 5:	TESK1	Q15569	T344	ARGGPSATLPRPDPR	75 / 8 AA	68
Phosphosite 6:	CSRNP2	Q9H175	S442	GTEEGSASFPKEKDL	85 / 7 AA	60
Phosphosite 7:	ZMYM2	Q9UBW7	S291	SWISQSASFPRNQKQ	66 / 9 AA	155
Phosphosite 8:	RGPD4	Q7Z3J3	S1624	KVKNLSASFPMEESS	85 / 7 AA	198
Phosphosite 9:	RGPD1	Q68DN6	S1608	KVKNLSASFPMEESS	85 / 7 AA	197
Phosphosite 10:	TSSK2	Q96PF2	S284	PKATSSASFKREGEG	75 / 8 AA	41
Phosphosite 11:	KIAA0467	Q5T011	S748	STSESSASFPRSPGQ	100 / 6 AA	278
Phosphosite 12:	CCDC74B	Q96LY2	S314	QAVPEEASFPRDQEA	83 / 6 AA	42
Phosphosite 13:	CCDC74A	Q96AQ1	S314	QAAPEEASFPRDQEA	83 / 6 AA	42
Phosphosite 14:	ZFP106	Q9H2Y7	S13	IECPSSPSFPRDISH	71 / 7 AA	209
Phosphosite 15:	BAHCC1	Q9P281	S479	SSAGPEASFPGLPKS	85 / 7 AA	277
Phosphosite 16:	KLF2	Q9Y5W3	S192	PAPGPRASFPPPFGG	85 / 7 AA	37
Phosphosite 17:	CCDC30	Q5VVM6	S162	EESVKEGSFPREGQK	83 / 6 AA	91
Phosphosite 18:	RGPD5	Q99666	S1623	KVKNLSASFPTEESS	85 / 7 AA	199
Phosphosite 19:	RGPD3	A6NKT7	S1624	KVKNLSASFPTEESS	85 / 7 AA	198
Phosphosite 20:	FIGN	Q5HY92	Y252	YSYPSASYPPQTAVG	62 / 8 AA	82