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:	C21orf90
Human P-Site:	S43
P-Site Sequence:	QLARVRDSALKTPWR
UniProt:	P59090
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C21orf90	P59090	S43	QLARVRDSALKTPWR	100 / 9 AA	7
Phosphosite 1:	ITPR2	Q14571	S1855	PRMRVRDSTLHLKEG	85 / 7 AA	308
Phosphosite 2:	NFATC2IP	Q8NCF5	S369	EVSLSRDSPLKTLMS	85 / 7 AA	46
Phosphosite 3:	CELF6	Q96J87	S99	LTYCARDSALKAQSA	75 / 8 AA	50
Phosphosite 4:	CELF3	Q5SZQ8	S60	LTYCARDSALKAQSA	75 / 8 AA	51
Phosphosite 5:	C7orf27	Q6PJG6	S519	PCWEVRDSALEFLTQ	85 / 7 AA	88
Phosphosite 6:	ARHGAP20	Q9P2F6	S274	KMSHLRDSALLTPGS	66 / 9 AA	133
Phosphosite 7:	NUMA1	Q14980	S1162	ASRAERDSALETLQG	85 / 7 AA	238
Phosphosite 8:	RAD54B	Q9Y620	S439	EGHRLKNSAIKTTTA	55 / 9 AA	103
Phosphosite 9:	DOCK7	Q96N67	S1003	CSGSVRESALQQAWF	71 / 7 AA	243
Phosphosite 10:	GCN1L1	Q92616	T1796	ENEFVRDTALRAGQR	62 / 8 AA	293
Phosphosite 11:	FBXL2	Q9UKC9	S95	CIGVGDSSLKTFAQN	75 / 8 AA	47
Phosphosite 12:	CELF4	Q9BZC1	S107	LTYCERESALKAQSA	71 / 7 AA	52
Phosphosite 13:	LCP2	Q13094	S451	TFLVRDSSKKTTTNP	75 / 8 AA	60
Phosphosite 14:	ADAMTS7	Q9UKP4	S1308	PEMKVRDSSLEPGTP	71 / 7 AA	184
Phosphosite 15:	LAMA4	Q16363	S706	GGALARKSALKTRLS	75 / 8 AA	203
Phosphosite 16:	BAHD1	Q8TBE0	T631	ETIRVRDTVLLKSGP	71 / 7 AA	85
Phosphosite 17:	VPS13A	Q96RL7	S1424	FTDVRDPSLKLAEFK	71 / 7 AA	360
Phosphosite 18:	BAZ1A	Q9NRL2	S916	NSRGHRESALKETLL	83 / 6 AA	179
Phosphosite 19:	NOB1P	Q9ULX3	S390	ATLQVRDSTLGAGRR	71 / 7 AA	47
Phosphosite 20:	SPEN	Q96T58	S1629	SAPENKDSELKTPPS	71 / 7 AA	402