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:	ARPP-21
Human P-Site:	T731
P-Site Sequence:	SSYQVPMTQGSQGLP
UniProt:	Q9UBL0
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ARPP-21	Q9UBL0	T731	SSYQVPMTQGSQGLP	100 / 9 AA	89
Phosphosite 1:	SEC31B	Q9NQW1	T159	NNLNVPMTLGSKSQQ	75 / 8 AA	129
Phosphosite 2:	TMEM99	Q8N816	S128	HLQQVSLSQGSHVAA	55 / 9 AA	28
Phosphosite 3:	NR2F2	P24468	S18	PQDEVPGSQGSQASQ	66 / 9 AA	46
Phosphosite 4:	IL4I1	Q96RQ9	T291	NAPVVAMTQGPHDVH	62 / 8 AA
Phosphosite 5:	Gab1	Q13480	T476	EANYVPMTPGTFDFS	71 / 7 AA	77
Phosphosite 6:	USP9Y	O00507	T1108	MPAGVPLTDGSSDFQ	71 / 7 AA	291
Phosphosite 7:	CCL21	O00585	T21	LAFGIPRTQGSDGGA	62 / 8 AA	15
Phosphosite 8:	R3HCC1	Q9Y3T6	T229	QGLPVLMTQGTEDLK	62 / 8 AA	53
Phosphosite 9:	FAM5B	Q9C0B6	T709	LQLDYPYTQGSQDSA	66 / 9 AA	89
Phosphosite 10:	FAM5C	Q76B58	T692	LQLDYPYTQGSQDSA	66 / 9 AA	88
Phosphosite 11:	COL12A1	Q99715	T372	KVILTPMTAGSRQHA	71 / 7 AA	333
Phosphosite 12:	INTU	Q9ULD6	S334	ILYHYPMSEASQKLK	44 / 9 AA	106
Phosphosite 13:	PRSS8	Q16651	T296	QPRVVPQTQESQPDS	75 / 8 AA	36
Phosphosite 14:	ATP2A2	P16615	T537	GSTKVPMTSGVKQKI	71 / 7 AA	115
Phosphosite 15:	C1orf168	Q5VWT5	T303	QPAAVPKTQGEVTVE	83 / 6 AA	82
Phosphosite 16:	TMEM154	Q6P9G4	S112	RTKQEPSSQGSQSAL	66 / 9 AA	20
Phosphosite 17:	MSH6	P52701	T235	EEEVQPKTQGSRRSS	71 / 7 AA	153
Phosphosite 18:	ILDR1	Q86SU0	T273	SLPQMPMTQTTNQPP	83 / 6 AA	63
Phosphosite 19:	ENDOD1	O94919	T167	LTNSAPMTQSFQERW	62 / 8 AA	55
Phosphosite 20:	RYR2	Q92736	T1728	NEYIVPMTEETKSIT	50 / 8 AA	565