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:	Smad4
Human P-Site:	Y434
P-Site Sequence:	HKIYPSAYIKVFDLR
UniProt:	Q13485
Intern. Prot. ID:	IPI00013404

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Smad4	Q13485	Y434	HKIYPSAYIKVFDLR	100 / 9 AA	60
Phosphosite 1:	calreticulin 3	Q96L12	Y109	KMDCGGGYIKVFPAD	55 / 9 AA	45
Phosphosite 2:	MED17	Q9NVC6	Y256	SDLEGSAYIKVSIQK	100 / 6 AA	73
Phosphosite 3:	IFIT5	Q13325	Y216	TLNPDNSYIKVFLAL	71 / 7 AA	56
Phosphosite 4:	CACNA1F	O60840	Y158	LVLHPSAYIRNGWNL	71 / 7 AA	221
Phosphosite 5:	BRDT	Q58F21	T168	EKSSPSATEKVFKQQ	75 / 8 AA	108
Phosphosite 6:	CUL2	Q13617	Y259	KYLHPSSYTKVIHEC	55 / 9 AA	87
Phosphosite 7:	ZC3H12D	A2A288	Y128	FRDRGHTYIKVFVPS	83 / 6 AA	58
Phosphosite 8:	SREBP2	Q12772	Y1029	AHSFRPAYRKVFLHE	55 / 9 AA	124
Phosphosite 9:	FERMT2	Q96AC1	Y378	SIPELADYIKVFKPK	71 / 7 AA	78
Phosphosite 10:	TSFM	P43897	S160	KDQPSAYSKGFLNSS	75 / 8 AA	35
Phosphosite 11:	CUL2	Q13617	S258	RKYLHPSSYTKVIHE	62 / 8 AA	87
Phosphosite 12:	ASAH2	Q9NR71	Y606	GPHTLSAYIQLFRNL	71 / 7 AA	86
Phosphosite 13:	ASAH2C	P0C7U2	Y448	GPHTLSAYIQLFRNL	71 / 7 AA	69
Phosphosite 14:	MCTP1	Q6DN14	Y325	DHLREPLYIKVFDYD	100 / 5 AA	112
Phosphosite 15:	TBX19	O60806	Y297	QAPYPSAYMHRNHSP	83 / 6 AA	48
Phosphosite 16:	C20orf85	Q9H1P6	Y82	PVTPVEKYIKVFPSP	100 / 5 AA	16
Phosphosite 17:	CAP1	Q01518	Y196	IWTELQAYIKEFHTT	83 / 6 AA	52
Phosphosite 18:	MFSD11	O43934	S344	PVKGTDSSAYIKSSK	83 / 6 AA	49
Phosphosite 19:	PLCH1	Q4KWH8	S658	QLTRIYPSAYRIDSS	100 / 5 AA	189
Phosphosite 20:	PLCH1	Q4KWH8	Y656	QKQLTRIYPSAYRID	100 / 5 AA	189