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:	Serine protease 53
Human P-Site:	Y123
P-Site Sequence:	LPRAYNHYSQGSDLA
UniProt:	Q2L4Q9
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Serine protease 53	Q2L4Q9	Y123	LPRAYNHYSQGSDLA	100 / 9 AA	58
Phosphosite 1:	Serine protease 53	Q2L4Q9	S124	PRAYNHYSQGSDLAL	100 / 8 AA	58
Phosphosite 2:	Serine protease 53	Q2L4Q9	Y120	ALQLPRAYNHYSQGS	100 / 6 AA	58
Phosphosite 3:	ZNF24	P17028	S261	DECGKHFSQGSALIL	71 / 7 AA	42
Phosphosite 4:	ZNF429	Q86V71	Y241	CGKAFNHYSTLTNHK	83 / 6 AA	78
Phosphosite 5:	RAI17	Q9ULJ6	Y490	SGSSYSNYSQGNVNR	62 / 8 AA	115
Phosphosite 6:	SCN8A	Q9UQD0	Y620	SYSGYSGYSQGSRSS	66 / 9 AA	225
Phosphosite 7:	QSK	Q9Y2K2	Y314	QSLRSDAYDHYSAIY	83 / 6 AA	140
Phosphosite 8:	RAI17	Q9ULJ6	S491	GSSYSNYSQGNVNRP	62 / 8 AA	115
Phosphosite 9:	Putative POM121-like protein 1-like	A6NNC1	T66	SEIRYNHTSQTSWTS	75 / 8 AA	94
Phosphosite 10:	SCN8A	Q9UQD0	S621	YSGYSGYSQGSRSSR	75 / 8 AA	225
Phosphosite 11:	HIVEP2	P31629	S163	SSLNPAYSQYSQKSI	71 / 7 AA	269
Phosphosite 12:	QSK	Q9Y2K2	Y317	RSDAYDHYSAIYSLL	83 / 6 AA	140
Phosphosite 13:	FN1	P02751	Y2353	TGQSYNQYSQRYHQR	71 / 7 AA	263
Phosphosite 14:	Putative POM121-like protein 1-like	A6NNC1	S67	EIRYNHTSQTSWTSS	75 / 8 AA	94
Phosphosite 15:	SEC24B	O95487	Y71	YIAPSGHYSQGPGKM	83 / 6 AA	137
Phosphosite 16:	PARP4	Q9UKK3	S1722	LHRVLHYSQG_____	100 / 5 AA	193
Phosphosite 17:	PARP4	Q9UKK3	Y1721	PLHRVLHYSQG____	100 / 5 AA	193
Phosphosite 18:	WHSC1L1	Q9BZ95	Y92	KYQSYNQYPNGSANG	55 / 9 AA	162
Phosphosite 19:	SEC24B	O95487	S72	IAPSGHYSQGPGKMT	83 / 6 AA	137
Phosphosite 20:	USP9X	Q93008	S988	GNHGNHYSDGPNPEV	71 / 7 AA	290