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:	IRF3
Human P-Site:	S221
P-Site Sequence:	QVFQQTISCPEGLRL
UniProt:	Q14653
Intern. Prot. ID:	IPI00291901

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IRF3	Q14653	S221	QVFQQTISCPEGLRL	100 / 9 AA	47
Phosphosite 1:	REG1A	P05451	S35	ELPQARISCPEGTNA	77 / 9 AA	19
Phosphosite 2:	REG1B	P48304	S35	ELPNPRISCPEGTNA	100 / 6 AA	19
Phosphosite 3:	RNF157	Q96PX1	S505	TPLSSTISSPEGPAS	85 / 7 AA	74
Phosphosite 4:	RNF157	Q96PX1	S506	PLSSTISSPEGPASS	85 / 7 AA	74
Phosphosite 5:	USP2	O75604	S190	QGLYQTASCPEYLVD	85 / 7 AA	68
Phosphosite 6:	SHANK1	Q9Y566	S834	AAAQQTISASESPGP	66 / 9 AA	225
Phosphosite 7:	EURL	Q9NYK6	S205	KKEETISSPEANVQT	62 / 8 AA	34
Phosphosite 8:	C12orf64	Q3ZCN5	S161	TPDYCSLSCPEGKEY	71 / 7 AA	81
Phosphosite 9:	LARP4	Q71RC2	S523	DNEELTISCPVPADE	71 / 7 AA	81
Phosphosite 10:	ARPM1	Q9BYD9	S253	QLHDQLFSCPEALFS	55 / 9 AA	41
Phosphosite 11:	RPAP1	Q9BWH6	S815	AWSQQPSSCPEDWLQ	66 / 9 AA	153
Phosphosite 12:	SLC46A3	Q7Z3Q1	S233	SSQNVTMSCSEGFKN	71 / 7 AA	52
Phosphosite 13:	SPSB2	Q99619	S24	QALYPDLSCPEGLEE	83 / 6 AA	29
Phosphosite 14:	RPAP1	Q9BWH6	S814	QAWSQQPSSCPEDWL	75 / 8 AA	153
Phosphosite 15:	TMEM179B	Q7Z7N9	S142	LNTTISCSEAQKIPW	71 / 7 AA	24
Phosphosite 16:	SNAPC4	Q5SXM2	S1017	GPGQISVSCPESGLG	55 / 9 AA	159
Phosphosite 17:	SLC25A16	P16260	Y259	AIAQTISYPFDVTRR	83 / 6 AA	36
Phosphosite 18:	MKP5	Q9Y6W6	S217	ITVLDLISCREGKDS	83 / 6 AA	53
Phosphosite 19:	RNF19A	Q9NV58	S175	SESRVNISCPECTER	62 / 8 AA	91
Phosphosite 20:	REG3G	Q6UW15	S39	ELPSPRISCPKGSKA	83 / 6 AA	19