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:	S178
P-Site Sequence:	IMRSFSLSKIFQERL
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	S178	IMRSFSLSKIFQERL	100 / 9 AA	22
Phosphosite 1:	IFNA21	P01568	S176	AEIMRSFSLSKIFQE	100 / 7 AA	22
Phosphosite 2:	TSPAN12	O95859	S284	ELLKPSLSRIFEHTS	71 / 7 AA	35
Phosphosite 3:	DNAJC14	Q6Y2X3	S648	ADLQDFLSRIFQVPP	83 / 6 AA	79
Phosphosite 4:	CaMK4	Q16566	S189	KIADFGLSkIVEHQV	62 / 8 AA	52
Phosphosite 5:	IFFO2	Q5TF58	S87	QRNSEDVSKIFQVVP	83 / 6 AA	33
Phosphosite 6:	MICALL2	Q8IY33	S891	KKSKFRLSKIWSPKS	71 / 7 AA	98
Phosphosite 7:	TM7SF4	Q9H295	S325	YRLIFSVSKQFQSLP	75 / 8 AA	53
Phosphosite 8:	MYO1B	O43795	S683	EEYSFGRSKIFIRNP	75 / 8 AA	132
Phosphosite 9:	LAMA2	P24043	S2428	KWKSFTLSRIQKQAN	71 / 7 AA	343
Phosphosite 10:	ANKRD30A	Q9BXX3	S962	LEDSTSLSKILDTVH	66 / 9 AA	159
Phosphosite 11:	ZNF493	Q6ZR52	S23	QYLTTTQSKIFQCDK	71 / 7 AA	75
Phosphosite 12:	ZNF273	Q14593	S175	QCLTTTQSKIFQCDK	71 / 7 AA	65
Phosphosite 13:	ZNF737	O75373	S142	QYLTTTQSKIFQCDK	71 / 7 AA	62
Phosphosite 14:	LAMA2	P24043	T2426	DGKWKSFTLSRIQKQ	71 / 7 AA	343
Phosphosite 15:	C20orf82	B1AKI9	S62	TTSETSFSLSKEAPR	100 / 6 AA	52
Phosphosite 16:	ZNF680	Q8NEM1	S151	QCLRTTQSKIFQCDK	71 / 7 AA	62
Phosphosite 17:	SYNJ2	O15056	S439	SLNGHSLSKVFTGSR	83 / 6 AA	166
Phosphosite 18:	MBP	P02686	S285	VDAQGTLSKIFKLGG	83 / 6 AA	33
Phosphosite 19:	C20orf82	B1AKI9	S64	SETSFSLSKEAPREH	100 / 6 AA	52
Phosphosite 20:	CYP4Z2P	Q8N1L4	S219	LKAVFNLSKISNQRM	83 / 6 AA	40