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:	S574
P-Site Sequence:	GETPEPPSGPVYPSS
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	S574	GETPEPPSGPVYPSS	100 / 9 AA	89
Phosphosite 1:	C16orf54	Q6UWD8	S9	PLTPEPPSGRVEGPP	87 / 8 AA	24
Phosphosite 2:	COL11A2	P13942	S135	TGRPQPPSQPVFRGL	66 / 9 AA	172
Phosphosite 3:	AK3L1	P27144	S132	RRWIHPPSGRVYNLD	85 / 7 AA	25
Phosphosite 4:	NFATC2	Q13469	S56	HKVASPPSGPAYPDD	85 / 7 AA	100
Phosphosite 5:	ASAH1	Q13510	S39	RKSTYPPSGPTYRGA	85 / 7 AA	45
Phosphosite 6:	RTL1	A6NKG5	S60	QEKKEPPSGPLQEME	85 / 7 AA	155
Phosphosite 7:	NF-E2	Q16621	S209	PLALEPSSGPVRAKP	85 / 7 AA	41
Phosphosite 8:	NF-E2	Q16621	S208	TPLALEPSSGPVRAK	85 / 7 AA	41
Phosphosite 9:	CRLF1	O75462	S360	PRGGEPSSGPVRREL	85 / 7 AA	46
Phosphosite 10:	MAP7D1	Q3KQU3	S72	PLEPESPSGQVGPRP	75 / 8 AA	93
Phosphosite 11:	HINFP	Q9BQA5	S498	PPVPEPPSGGIMEKL	75 / 8 AA	60
Phosphosite 12:	CRLF1	O75462	S359	EPRGGEPSSGPVRRE	85 / 7 AA	46
Phosphosite 13:	TTN	Q8WZ42	T27501	LDRPGPPTGPVVISD	75 / 8 AA	3816
Phosphosite 14:	NAGS	Q8N159	S97	HESPEPPSGRSLVQR	100 / 6 AA	58
Phosphosite 15:	OLFML2A	Q68BL7	S382	LLPTEPPSGPEVSSQ	100 / 6 AA	73
Phosphosite 16:	HES2	Q9Y543	S154	ASAPEPASAPVPSPP	75 / 8 AA	18
Phosphosite 17:	Smc4	Q9NTJ3	S36	DAEPEPPSGRTESPA	75 / 8 AA	147
Phosphosite 18:	HIC1	Q14526	S205	PPAAEPPSGPEAAVN	100 / 6 AA	76
Phosphosite 19:	RFTN1	Q14699	S224	RNQSPEPSSGPRGEV	85 / 7 AA	63
Phosphosite 20:	SYNE1	Q8NF91	Y4912	AELSGPVYLDLNLQD	100 / 5 AA	1011