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:	CSS3
Human P-Site:	S46
P-Site Sequence:	RRGSSLCSYYGRSAA
UniProt:	Q70JA7
Intern. Prot. ID:	IPI00418277

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CSS3	Q70JA7	S46	RRGSSLCSYYGRSAA	100 / 9 AA	100
Phosphosite 1:	CSS3	Q70JA7	Y47	RGSSLCSYYGRSAAG	100 / 8 AA	100
Phosphosite 2:	CSS3	Q70JA7	Y48	GSSLCSYYGRSAAGP	100 / 7 AA	100
Phosphosite 3:	APOBEC3B	Q9UH17	Y250	KNLLCGFYGRHAELR	71 / 7 AA	46
Phosphosite 4:	APOBEC3A	P31941	Y67	KNLLCGFYGRHAELR	71 / 7 AA	23
Phosphosite 5:	CTCF	P49711	Y386	FQCSLCSYASRDTYK	75 / 8 AA	83
Phosphosite 6:	CSS3	Q70JA7	S43	ERKRRGSSLCSYYGR	100 / 6 AA	100
Phosphosite 7:	SORBS2	O94875	S320	KICPSLCSYSGLNGN	75 / 8 AA	72
Phosphosite 8:	KLF15	Q9UIH9	S62	PDSQALCSCYGGGLG	71 / 7 AA	44
Phosphosite 9:	SORBS2	O94875	Y321	ICPSLCSYSGLNGNP	85 / 7 AA	72
Phosphosite 10:	RBM4B	Q9BQ04	S297	AAAATTSSYYGRDRS	55 / 9 AA	40
Phosphosite 11:	RBM4B	Q9BQ04	Y299	AATTSSYYGRDRSPL	83 / 6 AA	40
Phosphosite 12:	MUC5B	Q9HC84	Y5466	CRPQLCSYNGTFYGV	83 / 6 AA	590
Phosphosite 13:	ZNF398	Q8TD17	S570	GERPYPCSYCGRSFR	83 / 6 AA	71
Phosphosite 14:	RBM4	Q9BWF3	Y303	VTAASTSYYGRDRSP	100 / 5 AA	40
Phosphosite 15:	ZNF398	Q8TD17	Y571	ERPYPCSYCGRSFRY	83 / 6 AA	71
Phosphosite 16:	TTN	Q8WZ42	Y26196	LQEGCSYYFRVLASN	83 / 6 AA	3816
Phosphosite 17:	TTN	Q8WZ42	Y22949	LQEGCSYYFRVLAEN	83 / 6 AA	3816
Phosphosite 18:	TTN	Q8WZ42	Y24031	LQEGCSYYFRVTAEN	83 / 6 AA	3816
Phosphosite 19:	PLCH1	Q4KWH8	Y308	MDQPLCNYYIASSHN	66 / 6 AA	189
Phosphosite 20:	TTN	Q8WZ42	S26194	ENLQEGCSYYFRVLA	83 / 6 AA	3816