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:	C21orf2
Human P-Site:	S28
P-Site Sequence:	RKLNCWGSRLTDISI
UniProt:	O43822
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C21orf2	O43822	S28	RKLNCWGSRLTDISI	100 / 9 AA	28
Phosphosite 1:	TNKS1BP1	Q9C0C2	S185	SPDRLWGSRLTFNHD	100 / 6 AA	182
Phosphosite 2:	ZNF404	Q494X3	S368	GKAFCRGSQLTQHQR	62 / 8 AA	65
Phosphosite 3:	TRIM41	Q8WV44	S219	HPTPGRGSRVTDQGI	71 / 7 AA	72
Phosphosite 4:	Polycystin 2	Q13563	T203	GLRGLWGTRLMEESS	57 / 7 AA	110
Phosphosite 5:	ZNF790	Q6PG37	S547	GKSFIWGSQLTRHKK	71 / 7 AA	75
Phosphosite 6:	EDC4	Q6P2E9	T939	AAMGSRLTEHQVAEP	83 / 6 AA	152
Phosphosite 7:	CSF2RB	P32927	S516	PHQGPWGSRFPELEG	57 / 7 AA	97
Phosphosite 8:	ZNF43	P17038	S243	GKVFNWSSRLTTHKK	83 / 6 AA	94
Phosphosite 9:	FOXH1	O75593	S7	_MGPCSGSRLGPPEA	83 / 6 AA	39
Phosphosite 10:	FLCN	Q8NFG4	T270	KACGSRLTEKLLEGA	83 / 6 AA	64
Phosphosite 11:	ZNF790	Q6PG37	S519	GKAFLWGSQLTRHQR	83 / 6 AA	75
Phosphosite 12:	NEURL	O76050	S475	TSPSALGSRLSDPLL	55 / 9 AA	62
Phosphosite 13:	SLC22A18AS	Q8N1D0	S70	QFCRMRGSRLTGGRK	71 / 7 AA	27
Phosphosite 14:	EIF2B3	Q9NR50	T17	VGGGSRMTDLTSSIP	83 / 6 AA	50
Phosphosite 15:	ERK3	Q16659	S89	EILGPSGSQLTDDVG	71 / 7 AA	83
Phosphosite 16:	KIAA0247	Q92537	S244	GLCEAWGSRASETVM	44 / 9 AA	32
Phosphosite 17:	CDH3	P22223	S814	DYLNEWGSRFKKLAD	62 / 8 AA	91
Phosphosite 18:	ATRN	O75882	S1310	IKQSCWASRRREQLL	44 / 9 AA	159
Phosphosite 19:	TRIM41	Q8WV44	T222	PGRGSRVTDQGICPK	83 / 6 AA	72
Phosphosite 20:	AARS2	Q5JTZ9	S957	MGGKAWGSRVVAQGT	44 / 9 AA	107