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:	PRR21
Human P-Site:	S158
P-Site Sequence:	RPFLHASSPTALPPC
UniProt:	Q8WXC7
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRR21	Q8WXC7	S158	RPFLHASSPTALPPC	100 / 9 AA	42
Phosphosite 1:	PRR21	Q8WXC7	S270	RPFLHASSPTALRPC	100 / 9 AA	42
Phosphosite 2:	PRR21	Q8WXC7	S130	RPFVHASSPTALPPC	88 / 9 AA	42
Phosphosite 3:	PRR21	Q8WXC7	S102	RPFVHASSPTALRPC	88 / 9 AA	42
Phosphosite 4:	POU2F3	Q9UKI9	S401	PGSGLHASSPTASQN	100 / 8 AA	47
Phosphosite 5:	PRR21	Q8WXC7	S269	PRPFLHASSPTALRP	100 / 8 AA	42
Phosphosite 6:	PRR21	Q8WXC7	S157	PRPFLHASSPTALPP	100 / 8 AA	42
Phosphosite 7:	POU2F3	Q9UKI9	S402	GSGLHASSPTASQNN	100 / 8 AA	47
Phosphosite 8:	PRR21	Q8WXC7	S129	PRPFVHASSPTALPP	87 / 8 AA	42
Phosphosite 9:	PRR21	Q8WXC7	S46	WPFIHGSSPMALHPR	66 / 9 AA	42
Phosphosite 10:	AML2	Q13761	S397	ADGSHSNSPTALSTP	75 / 8 AA	44
Phosphosite 11:	Putative uncharacterized protein FLJ43185	P0C879	S80	RGPAHSSSPTGLPAY	75 / 8 AA	14
Phosphosite 12:	AHSA2	Q719I0	S192	TLQVQASSPVALGVR	66 / 9 AA	34
Phosphosite 13:	RUNX2	Q13950	S503	ADGSHSSSPTVLNSS	75 / 8 AA	57
Phosphosite 14:	WDFY4	Q6ZS81	S39	PHGGQSSSPTALWDM	75 / 8 AA	354
Phosphosite 15:	ZFYVE28	Q9HCC9	S670	ARELHAGSPSAHEAP	75 / 8 AA	96
Phosphosite 16:	SORBS3	O60504	S545	RSARHPSSPSALRSP	75 / 8 AA	75
Phosphosite 17:	NT5C1B	Q96P26	S167	SPSLHDSSPPPLSGQ	66 / 9 AA	69
Phosphosite 18:	C2orf84	Q86W67	S104	KARLHASSPYFTFTS	100 / 6 AA	24
Phosphosite 19:	MAPRE2	Q15555	S200	KKSHHANSPTAGAAK	85 / 7 AA	37
Phosphosite 20:	PRR21	Q8WXC7	S326	RPFVHASSSTSLHPR	66 / 9 AA	42