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:	RGS21
Human P-Site:	Y8
P-Site Sequence:	MPVKCCFYRSPTAET
UniProt:	Q2M5E4
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	RGS21	Q2M5E4	Y8	MPVKCCFYRSPTAET	100 / 9 AA	18
Phosphosite 1:	RP1	P56715	Y447	DQAKHRFYRPPTPGL	66 / 9 AA	241
Phosphosite 2:	C15orf39	Q6ZRI6	Y94	LLTNCLFYRSPAEGP	66 / 9 AA	111
Phosphosite 3:	CRIM1	Q9NZV1	Y973	WIPLLCWYRTPTKPS	71 / 7 AA	114
Phosphosite 4:	CRIM1	Q9NZV1	T975	PLLCWYRTPTKPSSL	71 / 7 AA	114
Phosphosite 5:	HAPLN1	P10915	Y64	VTLPCKFYRDPTAFG	75 / 8 AA	40
Phosphosite 6:	SERPINC1	P01008	S57	NPMCIYRSPEKKATE	83 / 6 AA	53
Phosphosite 7:	SERPINC1	P01008	Y55	PMNPMCIYRSPEKKA	83 / 6 AA	53
Phosphosite 8:	DYRK1B	Q9Y463	Y279	QYIQSRFYRSPEVLL	62 / 8 AA	69
Phosphosite 9:	DYRK4	Q9NR20	Y270	TYIQSRFYRSPEVIL	62 / 8 AA	60
Phosphosite 10:	DYRK1A	Q13627	Y327	QYIQSRFYRSPEVLL	62 / 8 AA	86
Phosphosite 11:	C15orf39	Q6ZRI6	S96	TNCLFYRSPAEGPEK	83 / 6 AA	111
Phosphosite 12:	ADAMTS20	P59510	Y131	SDLRHCFYRGQVNSQ	44 / 9 AA	215
Phosphosite 13:	CCAR1	Q8IX12	Y976	VLRESCFYRKLTDTS	62 / 8 AA	133
Phosphosite 14:	MMD	Q15546	Y228	YAIWKYLYRSPTDFM	71 / 7 AA	28
Phosphosite 15:	LAMA5	O15230	S415	CLPGFYRSPNHPLDS	83 / 6 AA	400
Phosphosite 16:	LAMA5	O15230	Y413	ERCLPGFYRSPNHPL	83 / 6 AA	400
Phosphosite 17:	DYRK4	Q9NR20	S272	IQSRFYRSPEVILGH	100 / 5 AA	60
Phosphosite 18:	DYRK1B	Q9Y463	S281	IQSRFYRSPEVLLGT	100 / 5 AA	69
Phosphosite 19:	DYRK1A	Q13627	S329	IQSRFYRSPEVLLGM	100 / 5 AA	86
Phosphosite 20:	TMPRSS11E	Q9UL52	Y92	SMVKNAFYKSPLREE	62 / 8 AA	48