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:	S87
P-Site Sequence:	PPPQGDKSRSPRSPP
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	S87	PPPQGDKSRSPRSPP	100 / 9 AA	39
Phosphosite 1:	Basic salivary proline-rich protein 2	P02812	S57	PPPQGDKSRSPR___	100 / 9 AA	6
Phosphosite 2:	Basic salivary proline-rich protein 2	P02812	S108	PPPQGDKSRSPRSPP	100 / 9 AA	6
Phosphosite 3:	PRB1	P04280	S270	PPPQGDKSRSPQSPP	88 / 9 AA	39
Phosphosite 4:	PRB1	P04280	S148	PPPQGDKSQSPRSPP	88 / 9 AA	39
Phosphosite 5:	PRB4	P10163	S236	PPQEGNKSRSARSPP	66 / 9 AA	31
Phosphosite 6:	PRB1	P04280	S89	PQGDKSRSPRSPPGK	100 / 7 AA	39
Phosphosite 7:	Basic salivary proline-rich protein 2	P02812	S110	PQGDKSRSPRSPPGK	100 / 7 AA	6
Phosphosite 8:	TYR	P14679	S307	NPGNHDKSRTPRLPS	85 / 7 AA	60
Phosphosite 9:	TYR	P14679	T309	GNHDKSRTPRLPSSA	85 / 7 AA	60
Phosphosite 10:	UBR2	Q8IWV8	S1627	PKSGGDKSRAPTLCL	85 / 7 AA	201
Phosphosite 11:	NIPAL4	Q0D2K0	S38	ASHAGDKSRPPAPEL	85 / 7 AA	50
Phosphosite 12:	Putative uncharacterized protein DKFZp434L187	Q9UFV3	S100	KMPGDMSSSPRVREF	75 / 8 AA	15
Phosphosite 13:	Putative uncharacterized protein DKFZp434L187	Q9UFV3	S99	RKMPGDMSSSPRVRE	66 / 9 AA	15
Phosphosite 14:	TMC6	Q7Z403	T184	SLREKSRTPRGKWRG	71 / 7 AA	90
Phosphosite 15:	PRPS1L1	P21108	S105	DKKDKSRSPISAKLV	100 / 6 AA	35
Phosphosite 16:	TMC6	Q7Z403	S182	KRSLREKSRTPRGKW	71 / 7 AA	90
Phosphosite 17:	Bcr	P11274	S369	MFRDKSRSPSQNSQQ	100 / 6 AA	143
Phosphosite 18:	PRB1	P04280	S272	PQGDKSRSPQSPPGK	85 / 7 AA	39
Phosphosite 19:	PRB1	P04280	S150	PQGDKSQSPRSPPGK	85 / 7 AA	39
Phosphosite 20:	PRPS1L1	P21108	S103	RQDKKDKSRSPISAK	100 / 6 AA	35