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:	FosB
Human P-Site:	S269
P-Site Sequence:	PPLPFQTSQDAPPNL
UniProt:	P53539
Intern. Prot. ID:	IPI00295556

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	FosB	P53539	S269	PPLPFQTSQDAPPNL	100 / 9 AA	36
Phosphosite 1:	calreticulin	P27797	S69	KDKGLQTSQDARFYA	75 / 8 AA	48
Phosphosite 2:	EP400	Q96L91	T1526	AAAAPFQTSQASASA	100 / 6 AA	344
Phosphosite 3:	EP400	Q96L91	S1527	AAAPFQTSQASASAP	100 / 6 AA	344
Phosphosite 4:	POLH	Q9Y253	S523	PSLPFQTSQSTGTEP	75 / 8 AA	78
Phosphosite 5:	MARE	Q12980	S31	FRYPFQRSQEHPASQ	66 / 9 AA	64
Phosphosite 6:	ZNF395	Q9H8N7	S49	APQPFTTSDDTPCQE	66 / 9 AA	55
Phosphosite 7:	HSPC148	Q9P013	T47	KIKYRQTTQDAPEEV	85 / 7 AA	27
Phosphosite 8:	KCND2	Q9NZV8	T54	VSGTRFQTWQDTLER	62 / 8 AA	71
Phosphosite 9:	ERVK5	Q9HDB9	T97	AALEPFQTKEDSVSV	62 / 8 AA	74
Phosphosite 10:	ZSCAN4	Q8NAM6	S178	MGTPSQTSQDTSLET	66 / 9 AA	49
Phosphosite 11:	HERV-K_19q12 provirus ancestral Gag polyprotein	Q9YNA8	T97	AALEPFQTEEDSVSV	62 / 8 AA	74
Phosphosite 12:	ERVK6	Q7LDI9	T97	AALEPFQTEEDSVSV	62 / 8 AA	74
Phosphosite 13:	HERV-K_5q33.3 provirus ancestral Gag polyprotein	P87889	T97	AALEPFQTEEDSISV	62 / 8 AA	74
Phosphosite 14:	HERV-K_22q11.21 provirus ancestral Gag polyprotein	P63145	T97	AALEPFQTEEDSVSV	62 / 8 AA	74
Phosphosite 15:	HERV-K_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	T97	AALEPFQTEEDSISV	62 / 8 AA	124
Phosphosite 16:	HERV-K_6q14.1 provirus ancestral Gag polyprotein	P63126	T97	AALEPFQTEEDSISV	62 / 8 AA	74
Phosphosite 17:	HERV-K_8p23.1 provirus ancestral Gag polyprotein	P62685	T97	AALEPFQTEEDSISV	62 / 8 AA	72
Phosphosite 18:	HERV-K_19p13.11 provirus ancestral Gag polyprotein	P62684	T97	AALEPFQTEEDSVSV	62 / 8 AA	74
Phosphosite 19:	HERV-K_12q14.1 provirus ancestral Gag polyprotein	P62683	T97	AALEPFQTEEDSISV	62 / 8 AA	74
Phosphosite 20:	EIF2AK4	Q9P2K8	S327	KMGPFLTSQEKEKID	71 / 7 AA	187