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:	S275
P-Site Sequence:	DKSRSPQSPPGKPQG
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	S275	DKSRSPQSPPGKPQG	100 / 9 AA	39
Phosphosite 1:	PRB1	P04280	S92	DKSRSPRSPPGKPQG	88 / 9 AA	39
Phosphosite 2:	Basic salivary proline-rich protein 2	P02812	S113	DKSRSPRSPPGKPQG	88 / 9 AA	6
Phosphosite 3:	PRB4	P10163	S241	NKSRSARSPPGKPQG	77 / 9 AA	31
Phosphosite 4:	Basic salivary proline-rich protein 2	P02812	S361	SKSRSARSPPGKPQG	77 / 9 AA	6
Phosphosite 5:	Basic salivary proline-rich protein 2	P02812	S299	SKSRSSRSPPGKPQG	77 / 9 AA	6
Phosphosite 6:	Basic salivary proline-rich protein 2	P02812	S175	NKSRSSRSPPGKPQG	77 / 9 AA	6
Phosphosite 7:	ZNF576	Q9H609	S23	PKERSPQSPGGNICH	77 / 9 AA	19
Phosphosite 8:	PRB1	P04280	S153	DKSQSPRSPPGKPQG	77 / 9 AA	39
Phosphosite 9:	GARNL3	Q5VVW2	T827	SARNSPQTPPGRDTP	75 / 8 AA	113
Phosphosite 10:	ZNF469	Q96JG9	T95	GKRGSPQTPPGRSPL	75 / 8 AA	259
Phosphosite 11:	TTN	Q8WZ42	S18632	KHKFSPPSPPGKPVV	87 / 8 AA	3816
Phosphosite 12:	FMN1	Q68DA7	S398	QGDRSSQSPAGETAS	75 / 8 AA	158
Phosphosite 13:	SLC4A7	Q9Y6M7	S382	GILASPQSAPGNLDN	75 / 8 AA	136
Phosphosite 14:	SOLO	Q8TER5	S318	STGASPESPPGAEAV	85 / 7 AA	165
Phosphosite 15:	GluR3	P42263	S595	EEPRDPQSPPDPPNE	75 / 8 AA	101
Phosphosite 16:	C15orf42	Q7Z2Z1	S1433	GLSLSPQSPPERRGY	75 / 8 AA	211
Phosphosite 17:	MAGE-C1	O60732	S665	SPLHSPQSPPEGMHS	85 / 7 AA	124
Phosphosite 18:	PRB1	P04280	S272	PQGDKSRSPQSPPGK	100 / 6 AA	39
Phosphosite 19:	ZNF576	Q9H609	S20	QDSPKERSPQSPGGN	100 / 6 AA	19
Phosphosite 20:	APOB	P04114	S4030	NFYYSPQSSPDKKLT	75 / 8 AA	516