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:	nectin 4
Human P-Site:	Y445
P-Site Sequence:	EEPEGRSYSTLTTVR
UniProt:	Q96NY8
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	nectin 4	Q96NY8	Y445	EEPEGRSYSTLTTVR	100 / 9 AA	55
Phosphosite 1:	nectin 4	Q96NY8	S446	EPEGRSYSTLTTVRE	100 / 8 AA	55
Phosphosite 2:	BAI3	O60242	Y1237	TNPEGLSYSTLPGNV	87 / 8 AA	171
Phosphosite 3:	BAI3	O60242	S1236	GTNPEGLSYSTLPGN	87 / 8 AA	171
Phosphosite 4:	MMP9	P14780	Y241	FIFEGRSYSACTTDG	77 / 9 AA	78
Phosphosite 5:	MMP9	P14780	S240	PFIFEGRSYSACTTD	85 / 7 AA	78
Phosphosite 6:	ITGB4	P16144	T1512	TLPRDYSTLTSVSSH	85 / 7 AA	202
Phosphosite 7:	ITGB4	P16144	S1511	TTLPRDYSTLTSVSS	85 / 7 AA	202
Phosphosite 8:	ITGB4	P16144	Y1510	STTLPRDYSTLTSVS	85 / 7 AA	202
Phosphosite 9:	CCDC25	Q86WR0	Y186	EMDELRSYSSLMKVE	66 / 9 AA	24
Phosphosite 10:	UBE4A	Q14139	S938	TVPKDGRSYSPTLFA	83 / 6 AA	123
Phosphosite 11:	UBE4A	Q14139	Y939	VPKDGRSYSPTLFAQ	83 / 6 AA	123
Phosphosite 12:	ZNF273	Q14593	S471	GSAFRAFSTLTEHKR	71 / 7 AA	65
Phosphosite 13:	CCDC25	Q86WR0	S185	REMDELRSYSSLMKV	75 / 8 AA	24
Phosphosite 14:	SSPO	A2VEC9	Y580	LTFDGRSYSFWGGQG	83 / 6 AA	548
Phosphosite 15:	MCTP2	Q6DN12	Y68	LAPEGRPYSGPQSSY	83 / 6 AA	100
Phosphosite 16:	PIP5KG	O60331	Y497	DLRGARSYPTLEDEG	71 / 7 AA	73
Phosphosite 17:	ZNF291	Q9BY12	S1158	AVTGRSYSIFDNNRQ	71 / 7 AA	158
Phosphosite 18:	PPHLN1	Q8NEY8	S66	RDYDEGRSFSHDRRS	83 / 6 AA	53
Phosphosite 19:	PIP5KG	O60331	T499	RGARSYPTLEDEGRP	83 / 6 AA	73
Phosphosite 20:	MBOAT2	Q6ZWT7	Y207	TFIEGRSYHITQSGE	100 / 5 AA	60