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:	Smad2
Human P-Site:	S417
P-Site Sequence:	RMCTIRMSFVKGWGA
UniProt:	Q15796
Intern. Prot. ID:	IPI00019548

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Smad2	Q15796	S417	RMCTIRMSFVKGWGA	100 / 9 AA	52
Phosphosite 1:	Smad4	Q13485	S504	RLCILRMSFVKGWGP	87 / 8 AA	60
Phosphosite 2:	ST3GAL5	Q9UNP4	T243	NKTTIRMTYPEGAPL	55 / 9 AA	48
Phosphosite 3:	ALX1	Q15699	S105	NCNSLRMSPVKGMQE	66 / 9 AA	37
Phosphosite 4:	EFR3B	Q9Y2G0	S166	IKTKIRMSGIKGLQG	75 / 8 AA	92
Phosphosite 5:	TTN	Q8WZ42	Y4714	ESNTVRMYFVNSEAI	55 / 9 AA	3816
Phosphosite 6:	ACY1	Q03154	T142	FPRTIHMTFVPDEEV	71 / 7 AA	46
Phosphosite 7:	Smad6	O43541	S467	DPNSVRISFAKGWGP	55 / 9 AA	53
Phosphosite 8:	SQSTM1	Q13501	S88	EELTMAMSYVKDDIF	55 / 9 AA	48
Phosphosite 9:	TTN	Q8WZ42	S8282	ESSKFRMSFVDSVAV	62 / 8 AA	3816
Phosphosite 10:	DIS3	Q9Y2L1	S926	QHQKIRMSLVEPQIP	83 / 6 AA	109
Phosphosite 11:	AP3D1	O14617	S1080	KVDGIRMSFQNLLAK	100 / 5 AA	130
Phosphosite 12:	IL1B	P01584	S161	QQVVFSMSFVQGEES	62 / 8 AA	31
Phosphosite 13:	TTN	Q8WZ42	S5276	ESSKHRMSFVESTAV	71 / 7 AA	3816
Phosphosite 14:	ABCA12	Q86UK0	S988	IKYTIRMSLKTAQTT	83 / 6 AA	293
Phosphosite 15:	IPCEF1	Q8WWN9	S342	TKKELRKSFVKRCKN	71 / 7 AA	49
Phosphosite 16:	BTBD10	Q9BSF8	S404	QRPFIRMSWEKEEGK	62 / 8 AA	54
Phosphosite 17:	CHRM3	P20309	S482	ITKRKRMSLVKEKKA	71 / 7 AA	66
Phosphosite 18:	CCK	P06307	S78	KAPSGRMSIVKNLQN	83 / 6 AA	13
Phosphosite 19:	FCHO1	O14526	S874	VGSGYRMSLVKRRFA	83 / 6 AA	97
Phosphosite 20:	OTOG	Q6ZRI0	T2848	KKVTIRMTIRKNECR	55 / 9 AA	315