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:	S176
P-Site Sequence:	AEIMRSFSLSKIFQE
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	S176	AEIMRSFSLSKIFQE	100 / 9 AA	22
Phosphosite 1:	IFNA5	P01569	S176	AEIMRSFSLSANLQE	100 / 7 AA	22
Phosphosite 2:	IFNA2	P01563	S175	AEIMRSFSLSTNLQE	87 / 8 AA	22
Phosphosite 3:	IFNA8	P32881	S176	AEIMRSFSLSINLQK	100 / 7 AA	22
Phosphosite 4:	IFNA21	P01568	S178	IMRSFSLSKIFQERL	100 / 7 AA	22
Phosphosite 5:	FBXW7	Q969H0	S182	GSEVRSFSLGKKPCK	75 / 8 AA	80
Phosphosite 6:	IFNA16	P05015	S176	AEIMRSFSFSTNLQK	75 / 8 AA	22
Phosphosite 7:	IFNA7	P01567	S176	AEIMRSFSFSTNLKK	75 / 8 AA	22
Phosphosite 8:	IFNA16	P05015	S174	VRAEIMRSFSFSTNL	85 / 7 AA	22
Phosphosite 9:	IFNA7	P01567	S174	VRAEIMRSFSFSTNL	85 / 7 AA	22
Phosphosite 10:	KLC3	Q6P597	S431	QALRRSSSLSKIRES	87 / 8 AA	55
Phosphosite 11:	ARMC4	Q5T2S8	S480	LCSMRDFSLAQETCQ	62 / 8 AA	116
Phosphosite 12:	ZMYND12	Q9H0C1	S335	EYGMRALSLAKEQQL	62 / 8 AA	42
Phosphosite 13:	IFNA1	P01562	S176	AEIMRSLSLSTNLQE	85 / 7 AA	22
Phosphosite 14:	MICALCL	Q6ZW33	S313	QACTRSFSLRKTNSN	75 / 8 AA	77
Phosphosite 15:	A2ML1	A8K2U0	S1328	PTNMKTFSLSVEIGK	71 / 7 AA	161
Phosphosite 16:	DPEP3	Q9H4B8	S90	RAQALMRSFPLVDGH	83 / 6 AA	54
Phosphosite 17:	ARFGEF1	Q9Y6D6	S1165	TTHPRMFSLQKIVEI	75 / 8 AA	209
Phosphosite 18:	ARFGEF2	Q9Y6D5	S1112	PHHPRMFSLQKIVEI	75 / 8 AA	202
Phosphosite 19:	STX19	Q8N4C7	S86	VASMRRFSLLKREST	75 / 8 AA	34
Phosphosite 20:	ANK3	Q12955	S3460	KPADRSFSQSKLEVI	75 / 8 AA	480