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:	S684
P-Site Sequence:	AGYQPVLSGQQGFQG
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	S684	AGYQPVLSGQQGFQG	100 / 9 AA	89
Phosphosite 1:	AHDC1	Q5TGY3	S916	PSFQPVLSARQTFPP	75 / 8 AA	168
Phosphosite 2:	COL4A5	P29400	S996	DPGQPGLSGQPGLPG	77 / 9 AA	161
Phosphosite 3:	2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase-like protein	A4D126	S19	AEPGPCLSGQRGADH	75 / 8 AA	50
Phosphosite 4:	KCTD3	Q9Y597	S169	NGTQPVLSGTGEETV	100 / 6 AA	89
Phosphosite 5:	C6orf89	Q6UWU4	S92	LAPEPVLSGAHTWRS	62 / 8 AA	40
Phosphosite 6:	COL7A1	Q02388	S2104	DEPGPGLSGEQGPPG	75 / 8 AA	295
Phosphosite 7:	MGC15523	Q9HBR0	S612	PRPQAVLSEQQNGLA	66 / 9 AA	120
Phosphosite 8:	BZW2	Q9Y6E2	T10	KHQKPVLTGQRFKTR	62 / 8 AA	48
Phosphosite 9:	SILV	P40967	S657	GENSPLLSGQQV___	85 / 7 AA	70
Phosphosite 10:	ZNF79	Q15937	S158	FNLRPVLSPQQRVPV	75 / 8 AA	55
Phosphosite 11:	OFD1	O75665	S54	ELMHPVLSGELQPRS	71 / 7 AA	117
Phosphosite 12:	CPAMD8	Q8IZJ3	S497	ARGNIVLSGQQPAHT	100 / 6 AA	207
Phosphosite 13:	PWP2	Q15269	S498	GRLLDVLSGHEGPIS	71 / 7 AA	102
Phosphosite 14:	Shc4	Q6S5L8	S561	SPGQYVLSGLQGGQA	77 / 9 AA	69
Phosphosite 15:	SYNE2	Q8WXH0	S75	LDLLEVLSGQQLPRD	100 / 6 AA	796
Phosphosite 16:	FBXL18	Q96ME1	S781	SSLQPLLSGLQPQPP	75 / 8 AA	88
Phosphosite 17:	Bcr	P11274	S540	TSQPVLTSQQIETIF	71 / 7 AA	143
Phosphosite 18:	MED8	Q96G25	S237	SQQQPMLSGVQMAQA	75 / 8 AA	29
Phosphosite 19:	FAM90A20	A6NIJ5	S166	PRMDPVLSGRSATEM	71 / 7 AA	50
Phosphosite 20:	POLDIP2	Q9Y2S7	S309	VGREPVLSKEQPAFQ	62 / 8 AA	42