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:	S255
P-Site Sequence:	ELSPTTLSPVNHSLD
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	S255	ELSPTTLSPVNHSLD	100 / 9 AA	52
Phosphosite 1:	Smad2	Q15796	T253	PAELSPTTLSPVNHS	100 / 7 AA	52
Phosphosite 2:	WWTR1	Q9GZV5	S205	QMAPSTLSQQNHPTQ	66 / 9 AA	44
Phosphosite 3:	FAM38A	Q92508	T10	LRPELPTTLGPVSLR	85 / 7 AA	233
Phosphosite 4:	EHD1	Q9H4M9	S456	DEIFYTLSPVNGKIT	100 / 6 AA	61
Phosphosite 5:	Rb	P06400	S780	STRPPTLSPIPHIPR	66 / 9 AA	106
Phosphosite 6:	KANK1	Q14678	S951	PTQEGTLSPVNLTDD	100 / 6 AA	147
Phosphosite 7:	SIDT2	Q8NBJ9	S138	YVDVSTLSPVNTTYQ	85 / 7 AA	94
Phosphosite 8:	ZADH2	Q8N4Q0	S282	YQTPTGLSPVKAGTL	75 / 8 AA	40
Phosphosite 9:	CCT8L2	Q96SF2	S175	VMNTHTLSPMDHLTK	71 / 7 AA	59
Phosphosite 10:	DCLRE1C	Q96SD1	S625	TGEPTTLSSETHIPE	66 / 9 AA	78
Phosphosite 11:	Smad2	Q15796	T252	SPAELSPTTLSPVNH	100 / 6 AA	52
Phosphosite 12:	EHD4	Q9H223	S459	DELFYTLSPINGKIS	83 / 6 AA	61
Phosphosite 13:	EHD3	Q9NZN3	S456	DEIFYTLSPVDGKIT	83 / 6 AA	62
Phosphosite 14:	LKAP	Q9Y4F3	S1570	RLSSLSLSPANHENQ	71 / 7 AA	193
Phosphosite 15:	ZNF645	Q8N7E2	S290	APPPSPSSPVNHQMP	66 / 9 AA	49
Phosphosite 16:	CXXC1	Q9P0U4	S222	SYKYFPSSLSPVTPS	71 / 7 AA	76
Phosphosite 17:	TBC1D21	Q8IYX1	S5	___MTTLSPENSLSA	85 / 7 AA	39
Phosphosite 18:	NOTCH3	Q9UM47	S2100	ADSSVTLSPVDSLDS	83 / 6 AA	244
Phosphosite 19:	NOTCH2	Q04721	S2149	SESSVTLSPVDSLES	83 / 6 AA	265
Phosphosite 20:	DNAH7	Q8WXX0	T459	ESKSKPTTLKPIILN	71 / 7 AA	461