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:	GPC4
Human P-Site:	S68
P-Site Sequence:	PQGSTCCSQEMEEKY
UniProt:	O75487
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	GPC4	O75487	S68	PQGSTCCSQEMEEKY	100 / 9 AA	62
Phosphosite 1:	GPC3	P51654	S74	PKGPTCCSRKMEEKY	66 / 9 AA	66
Phosphosite 2:	GPC4	O75487	T65	KICPQGSTCCSQEME	100 / 6 AA	62
Phosphosite 3:	ZYG11A	Q6WRX3	S530	HINSLLCSREMEVSY	83 / 6 AA	77
Phosphosite 4:	ZFYVE19	Q96K21	T217	RQGSIPSTQEMEARL	55 / 9 AA	52
Phosphosite 5:	PHF7	Q9BWX1	S181	NIQSPCCSQAIYHRK	62 / 8 AA	44
Phosphosite 6:	OR5H6	Q8NGV6	S14	FIFQRTCSEEMEEEN	83 / 6 AA	37
Phosphosite 7:	RNF169	Q8NCN4	S532	PLETCCSSELKGGGS	71 / 7 AA	77
Phosphosite 8:	PPP1R12B	O60237	S347	YEEETPKSQEMEEEN	75 / 8 AA	110
Phosphosite 9:	CEP350	Q5VT06	S1981	LTEEMICSQELESST	71 / 7 AA	351
Phosphosite 10:	RNF169	Q8NCN4	S531	IPLETCCSSELKGGG	71 / 7 AA	77
Phosphosite 11:	RTBDN	Q9BSG5	S62	LAGPCCPSEMDTTET	57 / 7 AA	25
Phosphosite 12:	RUSC2	Q8N2Y8	S594	LDEGTCCSHSLPPMP	50 / 8 AA	161
Phosphosite 13:	MPHOSPH1	Q96Q89	S1331	EKKKNQCSQELDMKQ	66 / 6 AA	211
Phosphosite 14:	ZNF69	Q9UC07	S18	EDPGTSESQEMDPVA	55 / 9 AA	66
Phosphosite 15:	KCND2	Q9NZV8	T528	SQQGVTSTCCSRRHK	83 / 6 AA	71
Phosphosite 16:	CUL2	Q13617	Y235	QESNCSQYMEKVLGR	83 / 6 AA	87
Phosphosite 17:	ROR2	Q01974	S449	RQLMASPSQDMEMPL	50 / 8 AA	105
Phosphosite 18:	Nedd4-BP2	Q86UW6	T727	MERVSPSTCCSENNQ	83 / 6 AA	199
Phosphosite 19:	CHD8	Q9HCK8	S2182	KWPSSRRSQEMVTGG	62 / 8 AA	291
Phosphosite 20:	FGF23	Q9GZV9	S207	TPAPASCSQELPSAE	50 / 8 AA	28