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:	T772
P-Site Sequence:	YCNVTPPTPQNNLRL
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	T772	YCNVTPPTPQNNLRL	100 / 9 AA	89
Phosphosite 1:	ZNF280C	Q8ND82	T543	FLQVTPPTSQNTTAR	87 / 8 AA	83
Phosphosite 2:	MED15	Q96RN5	T497	QSPVTARTPQNFSVP	75 / 8 AA	87
Phosphosite 3:	SVIL	O95425	T384	AKLVTPETPENASEC	75 / 8 AA	248
Phosphosite 4:	BRAF	P15056	T491	MLNVTAPTPQQLQAF	85 / 7 AA	84
Phosphosite 5:	C22orf9	Q6ICG6	T293	TSFSTPPTPERNNRP	75 / 8 AA	46
Phosphosite 6:	ANKRD53	Q8N9V6	S525	QGLPTPPSPQTNP__	75 / 8 AA	60
Phosphosite 7:	ZNF280C	Q8ND82	S544	LQVTPPTSQNTTARN	85 / 7 AA	83
Phosphosite 8:	C1orf118	Q8NBZ9	S112	PLVGTPPSPQDAAPR	71 / 7 AA	25
Phosphosite 9:	MPRIP	Q6WCQ1	T166	KRKVEPPTPQEPGPA	75 / 8 AA	117
Phosphosite 10:	EP300	Q09472	T1906	GKAAGQVTPPTPPQT	100 / 6 AA	264
Phosphosite 11:	ARPP-21	Q9UBL0	T769	MPVYCNVTPPTPQNN	100 / 6 AA	89
Phosphosite 12:	CASC5	Q8NG31	T1928	FTVNTPPTPEDLMLS	71 / 7 AA	265
Phosphosite 13:	PRPF3	O43395	T167	LSFISPPTPQPKTPS	71 / 7 AA	78
Phosphosite 14:	HR	O43593	T717	STQKTPPTPQPSCNG	100 / 6 AA	127
Phosphosite 15:	CABIN1	Q9Y6J0	T2154	EITVTPPTPTLLSPK	100 / 6 AA	246
Phosphosite 16:	CABIN1	Q9Y6J0	T2151	FPPEITVTPPTPTLL	100 / 6 AA	246
Phosphosite 17:	ITK	Q08881	T160	SKKPLPPTPEDNRRP	71 / 7 AA	72
Phosphosite 18:	IRAK1	P51617	S541	AASCIPPSPQENSYV	55 / 9 AA	77
Phosphosite 19:	TMEM131	Q92545	T314	PITSVRPTPQNDAIT	83 / 6 AA	201
Phosphosite 20:	NEDD4	P46934	T642	RTQWKRPTPQDNLTD	62 / 8 AA	149