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:	TBX5
Human P-Site:	S276
P-Site Sequence:	SNHSPFSSESRALST
UniProt:	Q99593
Intern. Prot. ID:	IPI00216449

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	TBX5	Q99593	S276	SNHSPFSSESRALST	100 / 9 AA	58
Phosphosite 1:	TBX5	Q99593	S275	ASNHSPFSSESRALS	100 / 8 AA	58
Phosphosite 2:	DENND4C	Q5VZ89	S813	ERSCSFSSESRAGML	77 / 9 AA	187
Phosphosite 3:	DENND4C	Q5VZ89	S815	SCSFSSESRAGMLLK	100 / 7 AA	187
Phosphosite 4:	TBX5	Q99593	S278	HSPFSSESRALSTSS	100 / 7 AA	58
Phosphosite 5:	NMU	P48645	S154	EFQSPFASQSRGYFL	66 / 9 AA	20
Phosphosite 6:	USP17L1P	Q7RTZ2	S45	PEKSPLSSETRVDLC	66 / 9 AA	60
Phosphosite 7:	USP17L8	P0C7I0	S45	PEKSPLSSETRVDLC	66 / 9 AA	60
Phosphosite 8:	USP17L4	A6NCW7	S45	PEKSPLSSETRVDLC	66 / 9 AA	60
Phosphosite 9:	USP17L3	A6NCW0	S45	PEKSPLSSETRVDLC	66 / 9 AA	60
Phosphosite 10:	IPP	Q9Y573	S16	AADSPFSSDKHAQLI	66 / 9 AA	65
Phosphosite 11:	SLC4A7	Q9Y6M7	S52	IGVHVPFSKESRRRH	85 / 7 AA	136
Phosphosite 12:	USP17L1P	Q7RTZ2	S44	LPEKSPLSSETRVDL	75 / 8 AA	60
Phosphosite 13:	USP17L8	P0C7I0	S44	LPEKSPLSSETRVDL	75 / 8 AA	60
Phosphosite 14:	USP17L7	P0C7H9	S44	LSEKSPLSSETRFDL	75 / 8 AA	60
Phosphosite 15:	USP17L4	A6NCW7	S44	LPEKSPLSSETRVDL	75 / 8 AA	60
Phosphosite 16:	USP17L3	A6NCW0	S44	LPEKSPLSSETRVDL	75 / 8 AA	60
Phosphosite 17:	USP17L2	Q6R6M4	S45	PEKSPLSSEARVDLC	66 / 9 AA	60
Phosphosite 18:	AHDC1	Q5TGY3	S1328	SSMSPLPSQSRAFGV	66 / 9 AA	168
Phosphosite 19:	CDKL5	O76039	S604	GYTSPFSSQQRPHRH	66 / 9 AA	116
Phosphosite 20:	USP17L2	Q6R6M4	S44	LPEKSPLSSEARVDL	75 / 8 AA	60