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:	PRB1
Human P-Site:	S334
P-Site Sequence:	QGGSKSQSARAPPGK
UniProt:	P04280
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRB1	P04280	S334	QGGSKSQSARAPPGK	100 / 9 AA	39
Phosphosite 1:	Basic salivary proline-rich protein 2	P02812	S234	QGDNKSQSARSPPGK	77 / 9 AA	6
Phosphosite 2:	PRB1	P04280	S332	PAQGGSKSQSARAPP	100 / 7 AA	39
Phosphosite 3:	Basic salivary proline-rich protein 2	P02812	S358	QGGSKSRSARSPPGK	77 / 9 AA	6
Phosphosite 4:	ATP10B	O94823	S510	QPLRRSQSARVPIQG	75 / 8 AA	165
Phosphosite 5:	PRB1	P04280	S150	PQGDKSQSPRSPPGK	75 / 8 AA	39
Phosphosite 6:	Basic salivary proline-rich protein 2	P02812	S232	PPQGDNKSQSARSPP	85 / 7 AA	6
Phosphosite 7:	PRB4	P10163	S238	QEGNKSRSARSPPGK	66 / 9 AA	31
Phosphosite 8:	DUX5	Q96PT3	S180	RARHRGQSGRAPTQA	62 / 8 AA	22
Phosphosite 9:	MYEOV	Q96EZ4	S156	NRNSGSQSARAVGVA	87 / 8 AA	34
Phosphosite 10:	DUX1	O43812	S153	RARHRGQSGRAPTQA	62 / 8 AA	19
Phosphosite 11:	UNC13C	Q8NB66	S486	TSKPSSKSHSARSKN	85 / 7 AA	251
Phosphosite 12:	UNC13C	Q8NB66	S488	KPSSKSHSARSKNKT	75 / 8 AA	251
Phosphosite 13:	FLJ21438	Q86YV0	S785	HTPLISKSQSLRSVR	85 / 7 AA	119
Phosphosite 14:	eIF4B	P23588	S354	SSASTSQSTRAASIF	66 / 9 AA	69
Phosphosite 15:	RGS12	O14924	S1199	ELISKAQSNRADDQR	75 / 8 AA	156
Phosphosite 16:	DUX3	Q96PT4	S180	RARHWGQSGRAPTQA	71 / 7 AA	22
Phosphosite 17:	ZNF567	Q8N184	S187	EVKSHNQSARAFSHN	75 / 8 AA	75
Phosphosite 18:	GOLGA4	Q13439	S1522	NLETELKSQTARIME	83 / 6 AA	261
Phosphosite 19:	FLJ21438	Q86YV0	S787	PLISKSQSLRSVRRS	75 / 8 AA	119
Phosphosite 20:	USP34	Q70CQ2	S1839	QPKCKSHSSRAAAYD	55 / 9 AA	404