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:	IFNA1
Human P-Site:	S21
P-Site Sequence:	LSCKSSCSLGCDLPE
UniProt:	P01562
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IFNA1	P01562	S21	LSCKSSCSLGCDLPE	100 / 9 AA	22
Phosphosite 1:	IFNA14	P01570	S21	LSCKSSCSLGCNLSQ	88 / 9 AA	22
Phosphosite 2:	IFNA2	P01563	S21	LSCKSSCSVGCDLPQ	88 / 9 AA	22
Phosphosite 3:	IFNA6	P05013	S21	LSCKSSCSLDCDLPQ	88 / 9 AA	22
Phosphosite 4:	IFNA8	P32881	S21	LSYKSFSSLGCDLPQ	77 / 9 AA	22
Phosphosite 5:	PHACTR4	Q8IZ21	S329	EREKSTCSMGSELLP	55 / 9 AA	78
Phosphosite 6:	KIAA2018	Q68DE3	S1216	PLEKPSCSLGIKTSN	85 / 7 AA	241
Phosphosite 7:	KIAA2018	Q68DE3	S1214	ERPLEKPSCSLGIKT	85 / 7 AA	241
Phosphosite 8:	TTN	Q8WZ42	S20828	SVSKSSCSIGWKKPH	85 / 7 AA	3816
Phosphosite 9:	CORO7	P57737	S43	NHIKSSCSLIAFNSD	100 / 6 AA	101
Phosphosite 10:	IFNA2	P01563	S19	LVLSCKSSCSVGCDL	85 / 7 AA	22
Phosphosite 11:	MCC	P23508	S182	GRKKSSCSLSVAEVD	85 / 7 AA	93
Phosphosite 12:	Per2	O15055	S1081	SESLGSGSLGCDASP	75 / 8 AA	137
Phosphosite 13:	MCC	P23508	S179	VVCGRKKSSCSLSVA	100 / 6 AA	93
Phosphosite 14:	NCBP1	Q09161	S45	VGEKSACSLESNLEG	55 / 9 AA	92
Phosphosite 15:	MCC	P23508	S180	VCGRKKSSCSLSVAE	85 / 7 AA	93
Phosphosite 16:	CDCA2	Q69YH5	S669	SYIKSSSSLGNATSD	85 / 7 AA	113
Phosphosite 17:	ZADH2	Q8N4Q0	S215	EKSAFLKSLGCDRPI	100 / 5 AA	40
Phosphosite 18:	IFNW1	P05000	S21	TSYSPVGSLGCDLPQ	100 / 5 AA	22
Phosphosite 19:	TM9SF4	Q92544	S225	DLKADEKSSCTLPEG	83 / 6 AA	75
Phosphosite 20:	RIMKLB	Q9ULI2	S231	GRMQSNCSLGGVGMM	71 / 7 AA	42