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:	S349
P-Site Sequence:	SGSRQSSSENELKWS
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	S349	SGSRQSSSENELKWS	100 / 9 AA	89
Phosphosite 1:	ARPP-21	Q9UBL0	S348	TSGSRQSSSENELKW	100 / 8 AA	89
Phosphosite 2:	FRMPD2	Q68DX3	S682	WIQRLSCSENELFVS	77 / 9 AA	144
Phosphosite 3:	R3HDM2	Q9Y2K5	T316	SSSRQSSTDSELKSL	66 / 9 AA	107
Phosphosite 4:	ARPP-21	Q9UBL0	S347	RTSGSRQSSSENELK	100 / 7 AA	89
Phosphosite 5:	MCC	P23508	S715	AELRTTCSENELAAE	66 / 9 AA	93
Phosphosite 6:	TTC16	Q8NEE8	S747	QGQRQSSSEIEATQG	87 / 8 AA	98
Phosphosite 7:	FLJ40925	Q8N7K9	S264	DFGKQSSSESQLSFG	66 / 9 AA	60
Phosphosite 8:	TTC16	Q8NEE8	S746	TQGQRQSSSEIEATQ	87 / 8 AA	98
Phosphosite 9:	APC	P25054	S1044	NSGRQSPSQNERWAR	75 / 8 AA	312
Phosphosite 10:	ANK3	Q12955	S2091	ASMRTSTSEKELCKM	66 / 9 AA	480
Phosphosite 11:	TTLL11	Q8NHH1	S96	STMRRGSSESELAAR	66 / 9 AA	58
Phosphosite 12:	R3HDM1	Q15032	S347	STNSHQSSTENELKY	75 / 8 AA	121
Phosphosite 13:	VILL	O15195	S766	LKGSQDSSENDLVRS	75 / 8 AA	96
Phosphosite 14:	USP8	P40818	S557	GVKRQSKSEHETSDA	75 / 8 AA	128
Phosphosite 15:	HISPPD2A	Q6PFW1	S932	GCGFRPASSENEEMK	75 / 8 AA	160
Phosphosite 16:	PIGR	P01833	S274	AKFLCRQSSGENCDV	85 / 7 AA	83
Phosphosite 17:	PLCH1	Q4KWH8	S900	NKNPRHSSSENNSHY	85 / 7 AA	189
Phosphosite 18:	PLCH1	Q4KWH8	S899	FNKNPRHSSSENNSH	85 / 7 AA	189
Phosphosite 19:	PIGR	P01833	S275	KFLCRQSSGENCDVV	85 / 7 AA	83
Phosphosite 20:	ARHGAP21	Q5T5U3	S1432	EKAQPSSSEDELDNV	66 / 9 AA	217