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:	S225
P-Site Sequence:	SVIINKTSSTRIPEQ
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	S225	SVIINKTSSTRIPEQ	100 / 9 AA	89
Phosphosite 1:	R3HDM2	Q9Y2K5	S230	AVIINKTSNTRIPEQ	88 / 9 AA	107
Phosphosite 2:	ARPP-21	Q9UBL0	S226	VIINKTSSTRIPEQR	100 / 8 AA	89
Phosphosite 3:	R3HDM1	Q15032	S229	SVIVNKTSNTRIPDQ	77 / 9 AA	121
Phosphosite 4:	COL17A1	Q9UMD9	T68	SSGYINSTGSTRGHA	75 / 8 AA	150
Phosphosite 5:	DNAH3	Q8TD57	S172	SSRNKEDSTRIKLAF	75 / 8 AA	471
Phosphosite 6:	TTN	Q8WZ42	S6687	SFYNKISSLRILSVE	75 / 8 AA	3816
Phosphosite 7:	UBE4A	Q14139	S156	NHLINMTSSTTLNLS	85 / 7 AA	123
Phosphosite 8:	RNPS1	Q15287	S22	KENNKKSSTRAPSPT	85 / 7 AA	34
Phosphosite 9:	C10orf88	Q9H8K7	S253	LGTLNKSSSTPFPFR	55 / 9 AA	49
Phosphosite 10:	RNPS1	Q15287	S21	VKENNKKSSTRAPSP	85 / 7 AA	34
Phosphosite 11:	ATF4	P18848	T290	KKMEQNKTAATRYRQ	71 / 7 AA	39
Phosphosite 12:	PHF20L1	A8MW92	S399	SSVINKTSPPQPVNP	62 / 8 AA	62
Phosphosite 13:	STXBP4	Q6ZWJ1	T151	PEILIPKTSSTPKTN	75 / 8 AA	62
Phosphosite 14:	PHF20L1	A8MW92	T398	SSSVINKTSPPQPVN	62 / 8 AA	62
Phosphosite 15:	PRR14	Q9BWN1	S124	LSRIHRTSSTLRRRS	71 / 7 AA	64
Phosphosite 16:	LAMB4	A4D0S4	S1329	EKKINETSSTINTSA	85 / 7 AA	194
Phosphosite 17:	STXBP4	Q6ZWJ1	S152	EILIPKTSSTPKTNN	75 / 8 AA	62
Phosphosite 18:	USP10	Q14694	S590	VGPRNKTSVTRQADF	85 / 7 AA	87
Phosphosite 19:	USP34	Q70CQ2	S128	SIEKKSNSTRICNLT	62 / 8 AA	404
Phosphosite 20:	SSX7	Q7RTT5	T154	TSEKINKTSGPKRGK	62 / 8 AA	22