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:	S500
P-Site Sequence:	SSGEGSGSGCEYQQC
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	S500	SSGEGSGSGCEYQQC	100 / 9 AA	62
Phosphosite 1:	ZNF784	Q8NCA9	S297	GSSAAEGSGSGCGVG	100 / 7 AA	34
Phosphosite 2:	ZNF784	Q8NCA9	S299	SAAEGSGSGCGVGDP	100 / 7 AA	34
Phosphosite 3:	GPC4	O75487	S498	DESSGEGSGSGCEYQ	100 / 7 AA	62
Phosphosite 4:	ZNF41	P51814	S21	LAAEGRGSSCEVRRE	75 / 8 AA	94
Phosphosite 5:	ACSS3	Q9H6R3	S60	ALSSGSGSEYKTHFA	85 / 7 AA	75
Phosphosite 6:	Ig kappa chain V-I region Rei	P01607	S67	SRFSGSGSGTDYTFT	75 / 8 AA	12
Phosphosite 7:	LOR	P23490	S49	SGGGSSGSGCGYSGG	85 / 7 AA	26
Phosphosite 8:	Ig kappa chain V-I region Daudi	P04432	S89	SRFSGSGSGAEFTLT	75 / 8 AA	14
Phosphosite 9:	GPC4	O75487	Y504	GSGSGCEYQQCPSEF	100 / 5 AA	62
Phosphosite 10:	KRTAP5-7	Q6L8G8	S12	GCSEGCGSGCGGCGS	85 / 7 AA	15
Phosphosite 11:	GPC6	Q9Y625	S499	SSGSGSGSGCMDDVC	100 / 6 AA	63
Phosphosite 12:	Putative uncharacterized protein ENSP00000334305	Q3C1V9	S365	VPSLRSGSGCQVSGS	83 / 6 AA	85
Phosphosite 13:	VSX1	Q9NZR4	S53	PAGPGQGSGCEGPAV	85 / 7 AA	38
Phosphosite 14:	AMMECR1	Q9Y4X0	S66	LTGGGSGSGCTLSPP	100 / 6 AA	35
Phosphosite 15:	LCE3D	Q9BYE3	S82	SGQQGGGSGCGHGSG	55 / 9 AA	9
Phosphosite 16:	TTN	Q8WZ42	Y23238	RLKTGCEYQFRIAAE	80 / 5 AA	3816
Phosphosite 17:	KRTAP19-3	Q7Z4W3	S37	GSFRRLGSGCGYGGY	83 / 6 AA	8
Phosphosite 18:	ZC3H18	Q86VM9	S691	LSGSGSGSGSSYSGS	75 / 8 AA	106
Phosphosite 19:	MEGF6	O75095	S1156	CPPGFTGSGCEQACP	83 / 6 AA	161
Phosphosite 20:	GPC6	Q9Y625	S497	DESSGSGSGSGCMDD	100 / 6 AA	63