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:	S649
P-Site Sequence:	PSGQYPTSTTQQYRP
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	S649	PSGQYPTSTTQQYRP	100 / 9 AA	89
Phosphosite 1:	AGGF1	Q8N302	S265	LQPYPTSSTKQSKDK	75 / 8 AA	81
Phosphosite 2:	AGGF1	Q8N302	S264	DLQPYPTSSTKQSKD	75 / 8 AA	81
Phosphosite 3:	ARPP-21	Q9UBL0	Y646	YYYPSGQYPTSTTQQ	100 / 6 AA	89
Phosphosite 4:	KIAA1549	Q9HCM3	S1837	PGLGYPTSSTEDLQP	62 / 8 AA	203
Phosphosite 5:	KIAA1549	Q9HCM3	S1838	GLGYPTSSTEDLQPG	62 / 8 AA	203
Phosphosite 6:	Kv1.3	P22001	S268	DEKDYPASTSQDSFE	55 / 9 AA	64
Phosphosite 7:	RESP18	Q5W5W9	T111	KALFPTKTTEQEEKL	62 / 8 AA	19
Phosphosite 8:	CYTSB	Q5M775	S278	GDSSCPTSITQESSF	62 / 8 AA	119
Phosphosite 9:	MSRA	Q9UJ68	S165	RSAIYPTSAKQMEAA	62 / 8 AA	26
Phosphosite 10:	BRCA2	P51587	Y1038	FKDIEEQYPTSLACV	100 / 5 AA	384
Phosphosite 11:	piccolo	Q9Y6V0	S3833	LPTQAPTSYTQQSHF	77 / 9 AA	567
Phosphosite 12:	CAST	P20810	S549	VVSQTPASTTQAGAP	75 / 8 AA	77
Phosphosite 13:	AGGF1	Q8N302	T263	VDLQPYPTSSTKQSK	71 / 7 AA	81
Phosphosite 14:	Pax2	Q02962	T357	QGSYPTSTLAGMVPG	100 / 5 AA	45
Phosphosite 15:	C19orf39	Q6NVH7	S71	IRFQYPPSTRELFRL	62 / 8 AA	24
Phosphosite 16:	LRRC16A	Q5VZK9	S685	LQQGIVTSTTQQMID	100 / 6 AA	152
Phosphosite 17:	GPR112	Q8IZF6	S640	APESGPTSTTDEAAH	71 / 7 AA	301
Phosphosite 18:	Pax2	Q02962	S356	GQGSYPTSTLAGMVP	100 / 5 AA	45
Phosphosite 19:	DNAH7	Q8WXX0	T3775	AAMRRYPTTYTQSMN	62 / 8 AA	461
Phosphosite 20:	Pax2	Q02962	Y353	PPTGQGSYPTSTLAG	100 / 5 AA	45