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:	TGFB1
Human P-Site:	S274
P-Site Sequence:	RAQHLQSSRHRRALD
UniProt:	P01137
Intern. Prot. ID:	IPI00000075

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	TGFB1	P01137	S274	RAQHLQSSRHRRALD	100 / 9 AA	44
Phosphosite 1:	TGFB1	P01137	S273	ERAQHLQSSRHRRAL	100 / 8 AA	44
Phosphosite 2:	SPTB	P11277	S1564	ERLGHLQSSWDRLRE	75 / 8 AA	246
Phosphosite 3:	SPTB	P11277	S1565	RLGHLQSSWDRLREA	75 / 8 AA	246
Phosphosite 4:	ATG9A	Q7Z3C6	S642	LPRDLQGSRHRAEVA	75 / 8 AA	94
Phosphosite 5:	XK	P51811	S416	GKEDLQSSRDRDETP	75 / 8 AA	51
Phosphosite 6:	MYO3A	Q8NEV4	T178	VSAQLTSTRHRRNTS	66 / 9 AA	186
Phosphosite 7:	XK	P51811	S415	IGKEDLQSSRDRDET	75 / 8 AA	51
Phosphosite 8:	ZFHX2	Q9C0A1	S1372	LASHLRSSAHRRKAA	77 / 9 AA	152
Phosphosite 9:	ZFHX4	Q86UP3	S3420	LSQHLQSSLHKEKTI	75 / 8 AA	394
Phosphosite 10:	CARD10	Q9BWT7	S783	QEKCLPSSRHRGPRS	85 / 7 AA	116
Phosphosite 11:	MYH13	Q9UKX3	S1339	AMAHALQSSRHDCDL	100 / 6 AA	224
Phosphosite 12:	MYH2	Q9UKX2	S1341	ALAHALQSSRHDCDL	100 / 6 AA	223
Phosphosite 13:	MYH8	P13535	S1338	ALAHALQSSRHDCDL	100 / 6 AA	223
Phosphosite 14:	MYH1	P12882	S1339	ALAHALQSSRHDCDL	100 / 6 AA	223
Phosphosite 15:	MYH3	P11055	S1336	ALAHALQSSRHDCDL	100 / 6 AA	224
Phosphosite 16:	CARD10	Q9BWT7	S782	VQEKCLPSSRHRGPR	85 / 7 AA	116
Phosphosite 17:	SRRP35	Q8WXF0	S140	RSDSLKESRHRRFSY	75 / 8 AA	31
Phosphosite 18:	C6orf151	Q6IEG0	S293	SYLDAECSRHRRDRS	71 / 7 AA	40
Phosphosite 19:	NMNAT2	Q9BZQ4	S63	GKQGLVSSRHRLIMC	85 / 7 AA	34
Phosphosite 20:	SLC33A1	O00400	S11	TISHKDSSRQRRPGN	66 / 9 AA	61