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:	S255
P-Site Sequence:	GFRGSDDSDLRVARL
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	S255	GFRGSDDSDLRVARL	100 / 9 AA	60
Phosphosite 1:	CUX1	Q13948	T567	RGSGSDDTELRYSSQ	75 / 8 AA	77
Phosphosite 2:	RTN2	O75298	S32	TEGGNDDSDFRELHT	75 / 8 AA	59
Phosphosite 3:	PHF14	O94880	S29	DYDSSDDSDFKVGDA	66 / 9 AA	100
Phosphosite 4:	TG	P01266	S2552	NSLGGEDSDARVEAA	66 / 9 AA	305
Phosphosite 5:	TRS85	Q9Y2L5	S534	IRLTSEDSDLRSALL	85 / 7 AA	161
Phosphosite 6:	TFCP2L1	Q9NZI6	S396	KRDGSGDSNLSVYHA	66 / 9 AA	55
Phosphosite 7:	FRG2	Q64ET8	S8	MGKGNEDSDLHCSSI	55 / 9 AA	30
Phosphosite 8:	TRIM55	Q9BYV6	S477	GPPGSEDSNVRKAEV	62 / 8 AA	60
Phosphosite 9:	SERAC1	Q96JX3	S187	GLARSEESDLRFFLL	71 / 7 AA	74
Phosphosite 10:	KPNA6	O60684	S94	EMLFSDDSDLQLATT	75 / 8 AA	60
Phosphosite 11:	BRWD1	Q9NSI6	S1724	NRDSESESDLRVARK	83 / 6 AA	263
Phosphosite 12:	CXXC1	Q9P0U4	T480	NEGDSDDTDLQIFCV	62 / 8 AA	76
Phosphosite 13:	REST	Q13127	S1030	MSEGSDDSGLHGARP	75 / 8 AA	122
Phosphosite 14:	CCDC154	A6NI56	S494	CLLHKSDSDLRISAE	83 / 6 AA	76
Phosphosite 15:	KNL2	Q6P0N0	S178	KSFQSDDSSLRASVQ	75 / 8 AA	129
Phosphosite 16:	KNL2	Q6P0N0	S179	SFQSDDSSLRASVQG	75 / 8 AA	129
Phosphosite 17:	RAD51AP2	Q09MP3	S125	PPSQSPDSDLRASGR	75 / 8 AA	134
Phosphosite 18:	CHD7	Q9P2D1	S725	KTEGSENSDLDKTPP	71 / 7 AA	336
Phosphosite 19:	EIF1AD	Q8N9N8	S141	ESSSEDDSDLFVNTN	85 / 7 AA	19
Phosphosite 20:	MLL3	Q8NEZ4	S2930	ANEKSDNSDIRPSGS	71 / 7 AA	541