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:	S129
P-Site Sequence:	PRPFVHASSPTALPP
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	S129	PRPFVHASSPTALPP	100 / 9 AA	42
Phosphosite 1:	PRR21	Q8WXC7	S269	PRPFLHASSPTALRP	88 / 9 AA	42
Phosphosite 2:	PRR21	Q8WXC7	S157	PRPFLHASSPTALPP	88 / 9 AA	42
Phosphosite 3:	PRR21	Q8WXC7	S130	RPFVHASSPTALPPC	100 / 8 AA	42
Phosphosite 4:	PRR21	Q8WXC7	S102	RPFVHASSPTALRPC	100 / 8 AA	42
Phosphosite 5:	RGAG4	Q5HYW3	S478	EPTFVHASSQTSGPT	77 / 9 AA	65
Phosphosite 6:	PRR21	Q8WXC7	S325	PRPFVHASSSTSLHP	77 / 9 AA	42
Phosphosite 7:	PRR21	Q8WXC7	S270	RPFLHASSPTALRPC	87 / 8 AA	42
Phosphosite 8:	PRR21	Q8WXC7	S158	RPFLHASSPTALPPC	87 / 8 AA	42
Phosphosite 9:	POU2F3	Q9UKI9	S401	PGSGLHASSPTASQN	87 / 8 AA	47
Phosphosite 10:	POU2F3	Q9UKI9	S402	GSGLHASSPTASQNN	87 / 8 AA	47
Phosphosite 11:	MBD5	Q9P267	S771	ANTNFVHSNSPVPNH	71 / 7 AA	160
Phosphosite 12:	FAM73B	Q7L4E1	S148	MMAVNSSSPTAACSG	75 / 8 AA	66
Phosphosite 13:	MAPRE2	Q15555	S200	KKSHHANSPTAGAAK	85 / 7 AA	37
Phosphosite 14:	AHSA2	Q719I0	S192	TLQVQASSPVALGVR	75 / 8 AA	34
Phosphosite 15:	PRR21	Q8WXC7	S339	PRPFIHASSSKSLHL	55 / 9 AA	42
Phosphosite 16:	RGAG4	Q5HYW3	S479	PTFVHASSQTSGPTS	85 / 7 AA	65
Phosphosite 17:	FNBP4	Q8N3X1	T463	WKMFVRATSPESTSR	71 / 7 AA	110
Phosphosite 18:	NUP214	P35658	S1044	KSHLVHGSSPGVMGT	71 / 7 AA	214
Phosphosite 19:	PRR21	Q8WXC7	S326	RPFVHASSSTSLHPR	75 / 8 AA	42
Phosphosite 20:	SOCS6	O14544	S161	RVKALVHSSSPSPAL	62 / 8 AA	60