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:	SMAD3
Human P-Site:	T388
P-Site Sequence:	GAEYRRQTVTSTPCW
UniProt:	P84022
Intern. Prot. ID:	IPI00024305

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SMAD3	P84022	T388	GAEYRRQTVTSTPCW	100 / 9 AA	48
Phosphosite 1:	Smad2	Q15796	T430	GAEYRRQTVTSTPCW	100 / 9 AA	52
Phosphosite 2:	Smad2	Q15796	T432	EYRRQTVTSTPCWIE	100 / 7 AA	52
Phosphosite 3:	SMAD3	P84022	T390	EYRRQTVTSTPCWIE	100 / 7 AA	48
Phosphosite 4:	VMD2L3	Q8N1M1	T417	RRSYRRQTSDSSMFL	66 / 9 AA	76
Phosphosite 5:	BPTF	Q12830	T1899	TWRYRLQTVKSLAGV	75 / 8 AA	338
Phosphosite 6:	RBM21	Q9H6E5	T360	PGVYRVQTVPSARRP	66 / 9 AA	94
Phosphosite 7:	PRRG1	O14668	T114	RNKTRRQTVTEGHIP	100 / 6 AA	25
Phosphosite 8:	DOCK8	Q8NF50	T1917	HEQYRRNTVLTTMHA	66 / 9 AA	239
Phosphosite 9:	ERVK6	Q9WJR5	T795	LNIYRNQTTTSAEQH	66 / 9 AA	108
Phosphosite 10:	Endogenous retrovirus group K member 11 Pol protein	Q9UQG0	T792	LNIYRNQTTTSAEQH	66 / 9 AA	110
Phosphosite 11:	HERV-K_1q23.3 provirus ancestral Pol protein	Q9QC07	T792	LNIYRNQTTTSAEHL	66 / 9 AA	92
Phosphosite 12:	ERVK6	Q9BXR3	T792	LNIYRNQTTTSAEQH	66 / 9 AA	108
Phosphosite 13:	HERV-K_11q22.1 provirus ancestral Pol protein	P63136	T790	LNIYRNQTTTSAEQH	66 / 9 AA	107
Phosphosite 14:	HERV-K_1q22 provirus ancestral Pol protein	P63135	T792	LNIYRNQTTTSAEQH	66 / 9 AA	165
Phosphosite 15:	HERV-K_8p23.1 provirus ancestral Pol protein	P63133	T792	LNIYRNQTTTSAEQH	66 / 9 AA	108
Phosphosite 16:	HERV-K_19p13.11 provirus ancestral Pol protein	P63132	T792	LNIYRNQTTTSAEQH	66 / 9 AA	108
Phosphosite 17:	HERV-K_5q33.3 provirus ancestral Pol protein	P10266	T792	LNIYRNQTTTSAEQH	66 / 9 AA	115
Phosphosite 18:	SPEG	Q15772	T3230	LMKLRRQTLTFTTNR	75 / 8 AA	354
Phosphosite 19:	Sstr1	P30872	T172	AARYRRPTVAKVVNL	71 / 7 AA	43
Phosphosite 20:	LPGAT1	Q92604	T278	ILGYRKPTVTHVHYR	71 / 7 AA	43