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:	S26
P-Site Sequence:	CGDKGKCSDSSLLGK
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	S26	CGDKGKCSDSSLLGK	100 / 9 AA	26
Phosphosite 1:	AP3D1	O14617	S1134	VSVDGKCSDSTLLSN	87 / 8 AA	130
Phosphosite 2:	C21orf45	Q9NYP9	S28	DKGKCSDSSLLGKRL	100 / 7 AA	26
Phosphosite 3:	ABCC8	Q09428	S1446	LDPERKCSDSTLWEA	85 / 7 AA	177
Phosphosite 4:	ABCC8	Q09428	S1448	PERKCSDSTLWEALE	85 / 7 AA	177
Phosphosite 5:	DCHS2	Q6V1P9	S2664	EHPYRKCSDSALSDH	85 / 7 AA	322
Phosphosite 6:	DCHS2	Q6V1P9	S2666	PYRKCSDSALSDHES	85 / 7 AA	322
Phosphosite 7:	MFF	Q9GZY8	S7	_MSKGTSSDTSLGRV	66 / 9 AA	38
Phosphosite 8:	CARD6	Q9BX69	S389	TMLCSDSSLQRQVMS	100 / 6 AA	116
Phosphosite 9:	ARID2	Q68CP9	S1300	LLNGRKYSDSSLPPS	85 / 7 AA	197
Phosphosite 10:	ARID2	Q68CP9	S1302	NGRKYSDSSLPPSNS	85 / 7 AA	197
Phosphosite 11:	ZNF658B	Q4V348	S26	TDKRGKCSDLNEYGT	83 / 6 AA	94
Phosphosite 12:	CARD6	Q9BX69	S386	LCATMLCSDSSLQRQ	100 / 6 AA	116
Phosphosite 13:	SRFBP1	Q8NEF9	S239	QTKKNKGSDSSLSGN	77 / 9 AA	49
Phosphosite 14:	MTMR3	Q13615	S633	PLASRRCSDPSLNEK	71 / 7 AA	134
Phosphosite 15:	C21orf45	Q9NYP9	S29	KGKCSDSSLLGKRLS	100 / 6 AA	26
Phosphosite 16:	MUC5B	Q9HC84	S459	LSKKCADSSFTVLAE	71 / 7 AA	590
Phosphosite 17:	transferrin	P02787	T686	GNLRKCSTSSLLEAC	85 / 7 AA	77
Phosphosite 18:	transferrin	P02787	S685	VGNLRKCSTSSLLEA	85 / 7 AA	77
Phosphosite 19:	IFI6	P09912	S29	EAGKKKCSESSDSGS	75 / 8 AA	13
Phosphosite 20:	transferrin	P02787	S687	NLRKCSTSSLLEACT	85 / 7 AA	77