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:	S111
P-Site Sequence:	DKSRKDDSEREKEKD
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	S111	DKSRKDDSEREKEKD	100 / 9 AA	89
Phosphosite 1:	DSP	P15924	S1883	EAIRKIESEREKSER	77 / 9 AA	332
Phosphosite 2:	CCDC51	Q96ER9	S174	AYLRAEDSEREKFSL	77 / 9 AA	46
Phosphosite 3:	HRC	P23327	S482	SHLRKDDSEEEKEKE	88 / 9 AA	80
Phosphosite 4:	C1orf173	Q5RHP9	S1075	TSLRKTDSEREEVTR	87 / 8 AA	168
Phosphosite 5:	PPIG	Q13427	S658	SSHRKENSESEKRMY	66 / 9 AA	89
Phosphosite 6:	PHF16	Q92613	S794	VRVRKDSSDRENPPH	66 / 9 AA	94
Phosphosite 7:	NEK1	Q96PY6	Y631	ERKRKEAYEREKKVW	66 / 9 AA	143
Phosphosite 8:	PHF16	Q92613	S793	KVRVRKDSSDRENPP	75 / 8 AA	94
Phosphosite 9:	ANKRD11	Q6UB99	S1433	EKKDKNDSEREPSKK	85 / 7 AA	298
Phosphosite 10:	CBWD1	Q9BRT8	T351	PVSWKDDTERTNRLV	71 / 7 AA	44
Phosphosite 11:	CBWD2	Q8IUF1	T351	PVSWKDDTERTNRLV	71 / 7 AA	44
Phosphosite 12:	CBWD5	Q5RIA9	T351	PVSWKDDTERTNRLV	71 / 7 AA	44
Phosphosite 13:	CBWD3	Q5JTY5	T351	PVSWKDDTERTNRLV	71 / 7 AA	44
Phosphosite 14:	CBWD6	Q4V339	T351	PVSWKDDTERTNRLV	71 / 7 AA	44
Phosphosite 15:	CBWD7	A6NM15	T203	PVSWKDDTERTNRLV	71 / 7 AA	28
Phosphosite 16:	VPS39	Q96JC1	S337	LAEMKDDSDSEKQQQ	66 / 9 AA	102
Phosphosite 17:	IQGAP1	P46940	S280	AKNRTENSERERDVY	55 / 9 AA	189
Phosphosite 18:	IFIT5	Q13325	S190	TVYRLDDSDREGSVK	75 / 8 AA	56
Phosphosite 19:	ZNF294	O94822	S952	GSVMPNDSEWEKMRQ	71 / 7 AA	201
Phosphosite 20:	MGC15523	Q9HBR0	S545	MAPPLPDSEREKQEP	100 / 6 AA	120