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:	S124
P-Site Sequence:	PRAYNHYSQGSDLAL
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	S124	PRAYNHYSQGSDLAL	100 / 9 AA	58
Phosphosite 1:	Serine protease 53	Q2L4Q9	Y123	LPRAYNHYSQGSDLA	100 / 8 AA	58
Phosphosite 2:	ZNF271	Q14591	S212	NQCNKHFSQSSDVIK	62 / 8 AA	76
Phosphosite 3:	ZNF24	P17028	S261	DECGKHFSQGSALIL	71 / 7 AA	42
Phosphosite 4:	SLA	Q13239	S161	EDLVNHYSEVADGLC	62 / 8 AA	31
Phosphosite 5:	ZIC3	O60481	S412	KHMKVHESQGSDSSP	85 / 7 AA	51
Phosphosite 6:	RAI17	Q9ULJ6	S491	GSSYSNYSQGNVNRP	71 / 7 AA	115
Phosphosite 7:	RAI17	Q9ULJ6	Y490	SGSSYSNYSQGNVNR	71 / 7 AA	115
Phosphosite 8:	SCN8A	Q9UQD0	Y620	SYSGYSGYSQGSRSS	75 / 8 AA	225
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:	USP9X	Q93008	S988	GNHGNHYSDGPNPEV	62 / 8 AA	290
Phosphosite 12:	SEC24B	O95487	S72	IAPSGHYSQGPGKMT	62 / 8 AA	137
Phosphosite 13:	Putative POM121-like protein 1-like	A6NNC1	S67	EIRYNHTSQTSWTSS	75 / 8 AA	94
Phosphosite 14:	SEC24B	O95487	Y71	YIAPSGHYSQGPGKM	83 / 6 AA	137
Phosphosite 15:	PARP4	Q9UKK3	S1722	LHRVLHYSQG_____	100 / 5 AA	193
Phosphosite 16:	SUN2	Q9UH99	S12	SQRLTRYSQGDDDGS	62 / 8 AA	80
Phosphosite 17:	PARP4	Q9UKK3	Y1721	PLHRVLHYSQG____	100 / 5 AA	193
Phosphosite 18:	SEL1L	Q9UBV2	S424	GKMYSEGSDIVPQSN	83 / 6 AA	89
Phosphosite 19:	GARNL1	Q6GYQ0	S1542	ENHDNHYSESTELSP	50 / 8 AA	230
Phosphosite 20:	FN1	P02751	Y2353	TGQSYNQYSQRYHQR	83 / 6 AA	263