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:	S383
P-Site Sequence:	PAMTKTASFGGITVL
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	S383	PAMTKTASFGGITVL	100 / 9 AA	89
Phosphosite 1:	MAP3K7	O43318	S417	RGHRKTASFGNILDV	87 / 8 AA	67
Phosphosite 2:	ARPP-21	Q9UBL0	T381	LKPAMTKTASFGGIT	100 / 7 AA	89
Phosphosite 3:	R3HDM2	Q9Y2K5	S349	PPVTKASSFSGISIL	66 / 9 AA	107
Phosphosite 4:	R3HDM1	Q15032	S381	PAVTKASSFSGISVL	66 / 9 AA	121
Phosphosite 5:	R3HDM1	Q15032	S337	PAVTKASSFSGISVL	66 / 9 AA	121
Phosphosite 6:	USP10	Q14694	S109	DGITKEASYGSIDCQ	66 / 9 AA	87
Phosphosite 7:	NAGLU	P54802	S396	PVYTRTASFQGQPFI	75 / 8 AA	82
Phosphosite 8:	DCN	P07585	S323	GHNTKKASYSGVSLF	55 / 9 AA	40
Phosphosite 9:	MAP3K7	O43318	T415	PKRGHRKTASFGNIL	100 / 6 AA	67
Phosphosite 10:	TTN	Q8WZ42	S2900	VPETKTASFECEVSH	85 / 7 AA	3816
Phosphosite 11:	GSS	P48637	S151	EINTISASFGGLASR	66 / 9 AA	52
Phosphosite 12:	COL17A1	Q9UMD9	S45	NGYAKTASLGGGSRL	75 / 8 AA	150
Phosphosite 13:	ST5	P78524	S98	TCPFKTASFGYLDRS	100 / 6 AA	126
Phosphosite 14:	ST5	P78524	T96	PPTCPFKTASFGYLD	100 / 6 AA	126
Phosphosite 15:	OR4F6	Q8NGB9	S93	FRKHKTISFGGCVVQ	85 / 7 AA	35
Phosphosite 16:	TCIRG1	Q13488	S370	RTNRFTASFQGIVDA	85 / 7 AA	93
Phosphosite 17:	OR4D9	Q8NGE8	S93	LSETKTISFSGCVTQ	75 / 8 AA	36
Phosphosite 18:	OR11H7	Q8NGC8	S93	FSKTKTISFSGCFTQ	75 / 8 AA	35
Phosphosite 19:	SETD1A	O15047	S1169	KKRRKTVSFSAIEVV	62 / 8 AA	186
Phosphosite 20:	GADL1	Q6ZQY3	S227	YSMKKAASFLGIGTE	75 / 8 AA	59