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:	Y280
P-Site Sequence:	FWCSIAYYELNQRVG
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	Y280	FWCSIAYYELNQRVG	100 / 9 AA	52
Phosphosite 1:	SMAD3	P84022	Y238	FWCSISYYELNQRVG	88 / 9 AA	48
Phosphosite 2:	Smad8	O15198	Y279	HWCSVAYYELNNRVG	87 / 8 AA	52
Phosphosite 3:	C7orf60	Q1RMZ1	Y395	QASSIPFYELEDPIL	55 / 9 AA	46
Phosphosite 4:	PEF1	Q9UBV8	T204	RSGSISYTELQQALS	66 / 9 AA	30
Phosphosite 5:	ABCA2	Q9BZC7	Y591	DEESIVNYTLNQAYQ	66 / 9 AA	270
Phosphosite 6:	PIGV	Q9NUD9	Y320	NVGFLKYYELKQVPN	83 / 6 AA	56
Phosphosite 7:	FAM159B	A6NKW6	S13	RLCSGYYSLNQSFVE	71 / 7 AA	18
Phosphosite 8:	SKT	Q5T5P2	Y245	DESRNVYYELNDVRN	71 / 7 AA	214
Phosphosite 9:	FAM159B	A6NKW6	Y12	SRLCSGYYSLNQSFV	71 / 7 AA	18
Phosphosite 10:	SKT	Q5T5P2	Y244	KDESRNVYYELNDVR	83 / 6 AA	214
Phosphosite 11:	CRTAP	O75718	Y306	HYLQFAYYKLNDLKN	62 / 8 AA	47
Phosphosite 12:	CCDC102B	Q68D86	Y431	LNLQHAYYKLNRQYQ	71 / 7 AA	60
Phosphosite 13:	PDIA3	P30101	Y264	GKDLLIAYYDVDYEK	57 / 7 AA	57
Phosphosite 14:	AK5	Q9Y6K8	Y532	SIPVIAYYETKTQLH	100 / 5 AA	63
Phosphosite 15:	EPC1	Q9H2F5	Y85	EAESNIAYYESIYPG	83 / 6 AA	93
Phosphosite 16:	PDIA3	P30101	Y265	KDLLIAYYDVDYEKN	57 / 7 AA	57
Phosphosite 17:	APOB	P04114	Y4401	VGWTVKYYELEEKIV	44 / 9 AA	516
Phosphosite 18:	ZNHIT6	Q9NWK9	Y418	QQNLVRYYELDPYKS	50 / 8 AA	54
Phosphosite 19:	CMAS	Q8NFW8	Y237	LQGGKMAYYEMRAEH	66 / 6 AA	48
Phosphosite 20:	SATL1	Q86VE3	Y97	NQWSASLYEMNQVDM	55 / 9 AA	56