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:	T253
P-Site Sequence:	PAELSPTTLSPVNHS
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	T253	PAELSPTTLSPVNHS	100 / 9 AA	52
Phosphosite 1:	Smad2	Q15796	T252	SPAELSPTTLSPVNH	100 / 8 AA	52
Phosphosite 2:	Smad2	Q15796	S255	ELSPTTLSPVNHSLD	100 / 7 AA	52
Phosphosite 3:	factor V	P12259	T1212	SPDLSHTTLSPELIQ	87 / 8 AA	252
Phosphosite 4:	factor V	P12259	T1239	SPDLSHTTLSPDLSH	87 / 8 AA	252
Phosphosite 5:	URB1	O60287	T1035	QQALPPHTLSPVLVK	77 / 9 AA	254
Phosphosite 6:	FAM38A	Q92508	T10	LRPELPTTLGPVSLR	85 / 7 AA	233
Phosphosite 7:	KIAA0427	O43310	T302	EAPRSPDTLAPVASE	75 / 8 AA	68
Phosphosite 8:	GUSB	P08236	T180	NNTLTPTTLPPGTIQ	75 / 8 AA	75
Phosphosite 9:	FZR1	Q9UM11	S149	GNDVSPYSLSPVSNK	66 / 9 AA	55
Phosphosite 10:	SYMPK	Q92797	T1246	KEERSPQTLAPVGED	75 / 8 AA	141
Phosphosite 11:	factor V	P12259	T1265	LSPELSQTNLSPALG	75 / 8 AA	252
Phosphosite 12:	factor V	P12259	T1202	LSPELSQTNLSPDLS	75 / 8 AA	252
Phosphosite 13:	C15orf39	Q6ZRI6	T877	RVELRPTTLSEERAL	85 / 7 AA	111
Phosphosite 14:	C15orf39	Q6ZRI6	T876	HRVELRPTTLSEERA	85 / 7 AA	111
Phosphosite 15:	MUC7	Q8TAX7	T317	TPNSSPTTLAPDTSE	85 / 7 AA	39
Phosphosite 16:	PPP1R13B	Q96KQ4	T673	LPRPLSPTKLTPIVH	75 / 8 AA	120
Phosphosite 17:	ZADH2	Q8N4Q0	S282	YQTPTGLSPVKAGTL	85 / 7 AA	40
Phosphosite 18:	KIAA1849	Q96JH8	S219	RRTVSETSLSPVNAL	66 / 9 AA	117
Phosphosite 19:	Smad2	Q15796	S250	TGSPAELSPTTLSPV	100 / 6 AA	52
Phosphosite 20:	SPATA21	Q7Z572	T116	TAQKSPRTLTPVPTS	75 / 8 AA	52