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:	S458
P-Site Sequence:	KVLTQMGSPSVRCSS
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	S458	KVLTQMGSPSVRCSS	100 / 9 AA	52
Phosphosite 1:	SMAD3	P84022	S416	KVLTQMGSPSIRCSS	88 / 9 AA	48
Phosphosite 2:	Smad2	Q15796	S460	LTQMGSPSVRCSSMS	100 / 7 AA	52
Phosphosite 3:	SMAD3	P84022	S418	LTQMGSPSIRCSSVS	85 / 7 AA	48
Phosphosite 4:	SMARCD3	Q6STE5	S53	PGSPYMGSPAVRPGL	85 / 7 AA	55
Phosphosite 5:	RPL31	P62899	T59	FAMKEMGTPDVRIDT	62 / 8 AA	14
Phosphosite 6:	FSD2	A1L4K1	S551	ALNMGGPSVRSEPAT	85 / 7 AA	85
Phosphosite 7:	MAML1	Q92585	S314	FEQEQLGSPQVRAGS	75 / 8 AA	108
Phosphosite 8:	SMAD1	Q15797	S456	KVLTQMGSPHNPISS	100 / 6 AA	52
Phosphosite 9:	Smad8	O15198	S458	KVLTQMGSPHNPISS	100 / 6 AA	52
Phosphosite 10:	Smad5	Q99717	S456	KVLTQMGSPLNPISS	100 / 6 AA	52
Phosphosite 11:	RPTOR	Q8N122	S188	DLQTWMGSPSIFVYD	75 / 8 AA	149
Phosphosite 12:	PSD4	Q8NDX1	S118	VELTHLGSPSAQREH	55 / 9 AA	116
Phosphosite 13:	C9orf173	Q8N7X2	S113	PTRYQVPSPSVRESS	75 / 8 AA	43
Phosphosite 14:	RUNX2	Q13950	S312	SYLSQMTSPSIHSTT	55 / 9 AA	57
Phosphosite 15:	CCDC71	Q8IV32	S264	KTNRATGSPSVRRMK	100 / 6 AA	50
Phosphosite 16:	CCDC71	Q8IV32	S266	NRATGSPSVRRMKGG	100 / 6 AA	50
Phosphosite 17:	FUT11	Q495W5	S310	PVYRGSPSVRDWMPN	85 / 7 AA	56
Phosphosite 18:	ANP-alpha R	P16066	S711	PELLRMASPPVRGSQ	62 / 8 AA	119
Phosphosite 19:	SPEN	Q96T58	S1263	ERTGGSPSVRHGSFH	100 / 6 AA	402
Phosphosite 20:	SRCAP	Q6ZRS2	S2790	ETSASPGSPSVRSMS	100 / 6 AA	344