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:	S565
P-Site Sequence:	QMTLSRQSSGETPEP
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	S565	QMTLSRQSSGETPEP	100 / 9 AA	89
Phosphosite 1:	ARPP-21	Q9UBL0	S566	MTLSRQSSGETPEPP	100 / 8 AA	89
Phosphosite 2:	PIGR	P01833	S274	AKFLCRQSSGENCDV	77 / 9 AA	83
Phosphosite 3:	PCNXL3	Q9H6A9	S1003	SYHLSRQSSDPTVLW	77 / 9 AA	222
Phosphosite 4:	PIGR	P01833	S275	KFLCRQSSGENCDVV	75 / 8 AA	83
Phosphosite 5:	AMDHD1	Q96NU7	S64	DVIQRQFSGETFEEI	85 / 7 AA	47
Phosphosite 6:	CYP2C18	P33260	S23	LLSLWRQSSGRGRLP	85 / 7 AA	56
Phosphosite 7:	CYP2C9	P11712	S23	LLSLWRQSSGRGKLP	85 / 7 AA	56
Phosphosite 8:	NLRP1	Q9C000	S38	KAHSRSSSGETPAQP	87 / 8 AA	166
Phosphosite 9:	NLRP1	Q9C000	S37	NKAHSRSSSGETPAQ	87 / 8 AA	166
Phosphosite 10:	DDX42	Q86XP3	S820	NRGSSRHSHGETGNR	75 / 8 AA	103
Phosphosite 11:	Septin-1	Q8WYJ6	S315	RSKLSRQSATEIPLP	66 / 9 AA	42
Phosphosite 12:	MTMR1	Q13613	S43	TAGSRQPSVETLDSP	75 / 8 AA	75
Phosphosite 13:	CABIN1	Q9Y6J0	S1921	AAAQRQASGDTPTTP	71 / 7 AA	246
Phosphosite 14:	RAPGEF5	Q92565	S379	FTFSRQGSGEHTANL	85 / 7 AA	68
Phosphosite 15:	NPFFR2	Q9Y5X5	S54	SLEWSRQSAGDRRRL	62 / 8 AA	60
Phosphosite 16:	KIAA1370	Q32MH5	S355	NRQSFWQSAGETNPL	71 / 7 AA	122
Phosphosite 17:	CdGAP	Q2M1Z3	S1220	PQPLPSQSSGENGVQ	66 / 9 AA	157
Phosphosite 18:	ANGPT4	Q9Y264	S231	LNTLSRQSAALTNIE	66 / 9 AA	57
Phosphosite 19:	CASZ1	Q86V15	S168	GPSTRQASGEASSLR	62 / 8 AA	190
Phosphosite 20:	PCNX	Q96RV3	S1216	SYHLSRQSSDPSVLF	85 / 7 AA	259