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:	IFNA21
Human P-Site:	S51
P-Site Sequence:	MGRISPFSCLKDRHD
UniProt:	P01568
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IFNA21	P01568	S51	MGRISPFSCLKDRHD	100 / 9 AA	22
Phosphosite 1:	IFNA8	P32881	S51	MRRISPFSCLKDRHD	100 / 9 AA	22
Phosphosite 2:	IFNA17	P01571	S51	MGRISPFSCLKDRHD	100 / 9 AA	22
Phosphosite 3:	IFNA14	P01570	S51	MRRISPFSCLKDRHD	100 / 9 AA	22
Phosphosite 4:	IFNA5	P01569	S51	MGRISPFSCLKDRHD	100 / 9 AA	22
Phosphosite 5:	IFNA7	P01567	S51	MGRISPFSCLKDRHE	100 / 9 AA	22
Phosphosite 6:	IFNA10	P01566	S51	MGRISPFSCLKDRHD	100 / 9 AA	22
Phosphosite 7:	IFNA6	P05013	S51	MRRISLFSCLKDRHD	88 / 9 AA	22
Phosphosite 8:	IFNA2	P01563	S51	MRKISLFSCLKDRHD	88 / 9 AA	22
Phosphosite 9:	IFNA1	P01562	S51	MSRISPSSCLMDRHD	77 / 9 AA	22
Phosphosite 10:	KRR1	Q13601	S197	VSAIGPFSGLKEVRK	66 / 9 AA	44
Phosphosite 11:	RAB3GAP2	Q9H2M9	S607	ASERLPFSCLRNITQ	71 / 7 AA	156
Phosphosite 12:	COL4A6	Q14031	S1623	QSLVSPGSCLEDFRA	66 / 9 AA	164
Phosphosite 13:	COL4A2	P08572	S1645	QSLVSPGSCLEDFRA	66 / 9 AA	168
Phosphosite 14:	PKP1	Q13835	S219	PVYIPPISCNKDLSF	66 / 9 AA	83
Phosphosite 15:	IFNA8	P32881	S48	LAQMRRISPFSCLKD	100 / 6 AA	22
Phosphosite 16:	IFNA14	P01570	S48	MAQMRRISPFSCLKD	100 / 6 AA	22
Phosphosite 17:	IFNA17	P01571	S48	LAQMGRISPFSCLKD	100 / 6 AA	22
Phosphosite 18:	IFNA5	P01569	S48	MAQMGRISPFSCLKD	100 / 6 AA	22
Phosphosite 19:	IFNA21	P01568	S48	LAQMGRISPFSCLKD	100 / 6 AA	22
Phosphosite 20:	IFNA7	P01567	S48	LAQMGRISPFSCLKD	100 / 6 AA	22