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:	ATF4
Human P-Site:	S227
P-Site Sequence:	GICMSPESYLGSPQH
UniProt:	P18848
Intern. Prot. ID:	IPI00002503

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ATF4	P18848	S227	GICMSPESYLGSPQH	100 / 9 AA	39
Phosphosite 1:	ATF4	P18848	Y228	ICMSPESYLGSPQHS	100 / 8 AA	39
Phosphosite 2:	Fyn	P06241	S310	PGTMSPESFLEEAQI	85 / 7 AA	61
Phosphosite 3:	ERN2	Q76MJ5	S424	PEEKTPDSYLGLGPQ	62 / 8 AA	102
Phosphosite 4:	EPN1	Q9Y6I3	S448	PTRKTPESFLGPNAA	55 / 9 AA	58
Phosphosite 5:	EPN2	O95208	S511	SARKTPESFLGPNAA	55 / 9 AA	68
Phosphosite 6:	SBNO2	Q9Y2G9	S63	RPFMSSASFLGSQPC	66 / 9 AA	150
Phosphosite 7:	ATF4	P18848	S224	NDSGICMSPESYLGS	100 / 6 AA	39
Phosphosite 8:	epsin 3	Q9H201	S498	RACRTPESFLGPSAS	55 / 9 AA	68
Phosphosite 9:	ERN2	Q76MJ5	Y425	EEKTPDSYLGLGPQD	71 / 7 AA	102
Phosphosite 10:	NOTCH1	P46531	Y2145	PLCSPNGYLGSLKPG	75 / 8 AA	273
Phosphosite 11:	C20orf61	Q9NU29	S55	ALEHLPESFLGQWEP	83 / 6 AA	11
Phosphosite 12:	CCDC8	Q9H0W5	S133	KVRKMPVSYLGSKFL	85 / 7 AA	59
Phosphosite 13:	Fyn	P06241	S307	TLKPGTMSPESFLEE	83 / 6 AA	61
Phosphosite 14:	MOGS	Q13724	Y297	PGAPPERYLGLPGSL	71 / 7 AA	92
Phosphosite 15:	TET3	O43151	S264	APFRSPQSYLRAPSW	71 / 7 AA	179
Phosphosite 16:	HOXC12	P31275	Y68	CNGYPQPYLGSPVSL	71 / 7 AA	30
Phosphosite 17:	CCDC114	Q96M63	S608	FRPVSASSYLGSTGY	66 / 9 AA	75
Phosphosite 18:	NUP210	Q8TEM1	S1304	QILMSPNSYIKLQTN	71 / 7 AA	205
Phosphosite 19:	OTOG	Q6ZRI0	S1063	SGNPSPESFLDDKQE	71 / 7 AA	315
Phosphosite 20:	LRP4	O75096	Y1400	CDPSPETYLLFSSRG	83 / 6 AA	212