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:	Egr1
Human P-Site:	S521
P-Site Sequence:	PSSAVTNSFSASTGL
UniProt:	P18146
Intern. Prot. ID:	IPI00030227

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Egr1	P18146	S521	PSSAVTNSFSASTGL	100 / 9 AA	58
Phosphosite 1:	Egr1	P18146	T519	SFPSSAVTNSFSAST	100 / 7 AA	58
Phosphosite 2:	Egr1	P18146	S523	SAVTNSFSASTGLSD	100 / 7 AA	58
Phosphosite 3:	MUC3A	Q02505	S1007	TSFPVTHSFSSSMSA	66 / 9 AA	266
Phosphosite 4:	ACCN3	Q9UHC3	T517	PPCAVTKTLSASHRT	66 / 9 AA	59
Phosphosite 5:	F13A1	P00488	Y339	PARIVTNYFSAHDND	85 / 7 AA	83
Phosphosite 6:	ZBTB46	Q86UZ6	S254	KDGAVQNSFSEQSAG	75 / 8 AA	64
Phosphosite 7:	DENND4A	Q7Z401	S1429	GKSEVTSSFNASNTN	66 / 9 AA	209
Phosphosite 8:	NOT4	O95628	Y486	FQQHRAVYNSFSFPG	85 / 7 AA	64
Phosphosite 9:	NOT4	O95628	S488	QHRAVYNSFSFPGQA	85 / 7 AA	64
Phosphosite 10:	eIF3-epsilon	O00303	T132	DKHSVEVTNCFSVPH	71 / 7 AA	38
Phosphosite 11:	TTC39A	Q5SRH9	T102	HRRKSSVTDSFSSLV	71 / 7 AA	70
Phosphosite 12:	TTC39A	Q5SRH9	S104	RKSSVTDSFSSLVNR	62 / 8 AA	70
Phosphosite 13:	PLEK2	Q9NYT0	S172	VDWLISNSFTASRLE	62 / 8 AA	40
Phosphosite 14:	DNAJC6	O75061	S510	EGSAMSNSFSPPAAP	55 / 9 AA	100
Phosphosite 15:	ZNF252	Q8WUN3	S54	AVEGVKNSFSQKSNF	71 / 7 AA	79
Phosphosite 16:	REV1	Q9UBZ9	S299	PHRTNSFSLSPLHSN	85 / 7 AA	138
Phosphosite 17:	ZMAT3	Q9HA38	S184	LAEAQSNSFSESSEL	66 / 9 AA	32
Phosphosite 18:	REV1	Q9UBZ9	S297	RNPHRTNSFSLSPLH	85 / 7 AA	138
Phosphosite 19:	NDST2	P52849	T630	LSLHPAVTSSFPSPS	71 / 7 AA	101
Phosphosite 20:	HIVEP1	P15822	S1319	LSHTSSFSASLDIED	85 / 7 AA	297