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:	C21orf45
Human P-Site:	S28
P-Site Sequence:	DKGKCSDSSLLGKRL
UniProt:	Q9NYP9
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C21orf45	Q9NYP9	S28	DKGKCSDSSLLGKRL	100 / 9 AA	26
Phosphosite 1:	C21orf45	Q9NYP9	S29	KGKCSDSSLLGKRLS	100 / 8 AA	26
Phosphosite 2:	C21orf45	Q9NYP9	S26	CGDKGKCSDSSLLGK	100 / 7 AA	26
Phosphosite 3:	ABCC8	Q09428	S1448	PERKCSDSTLWEALE	66 / 9 AA	177
Phosphosite 4:	transferrin	P02787	T686	GNLRKCSTSSLLEAC	87 / 8 AA	77
Phosphosite 5:	transferrin	P02787	S687	NLRKCSTSSLLEACT	87 / 8 AA	77
Phosphosite 6:	CEP110	O43303	S721	EWRKISDSSLLETML	77 / 9 AA	113
Phosphosite 7:	ABCC8	Q09428	S1446	LDPERKCSDSTLWEA	85 / 7 AA	177
Phosphosite 8:	AP3D1	O14617	S1134	VSVDGKCSDSTLLSN	85 / 7 AA	130
Phosphosite 9:	DCHS2	Q6V1P9	S2664	EHPYRKCSDSALSDH	85 / 7 AA	322
Phosphosite 10:	AP3D1	O14617	T1137	DGKCSDSTLLSNLLE	75 / 8 AA	130
Phosphosite 11:	DCHS2	Q6V1P9	S2666	PYRKCSDSALSDHES	85 / 7 AA	322
Phosphosite 12:	LTF	P02788	S699	NLKKCSTSPLLEACE	75 / 8 AA	78
Phosphosite 13:	ZBTB34	Q8NCN2	S253	DRPSCSDSSSLGDDG	87 / 8 AA	56
Phosphosite 14:	FMO1	Q01740	S119	SVTKCSDSAVSGQWE	66 / 9 AA	60
Phosphosite 15:	SPAG8	Q99932	S91	MEPSSDPSLLGEPCA	75 / 8 AA	45
Phosphosite 16:	PIP5K	Q9Y2I7	S927	ESLPCDDSSLLESRI	75 / 8 AA	237
Phosphosite 17:	ARID2	Q68CP9	S1302	NGRKYSDSSLPPSNS	85 / 7 AA	197
Phosphosite 18:	ARHGAP19	Q14CB8	S31	SFVICNDSSLRGQPI	75 / 8 AA	56
Phosphosite 19:	ARID2	Q68CP9	S1300	LLNGRKYSDSSLPPS	85 / 7 AA	197
Phosphosite 20:	CARD6	Q9BX69	S389	TMLCSDSSLQRQVMS	100 / 6 AA	116