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:	S242
P-Site Sequence:	EGLLQIASGPQPGQQ
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	S242	EGLLQIASGPQPGQQ	100 / 9 AA	60
Phosphosite 1:	FAM90A1	Q86YD7	S147	SDYLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 2:	FAM90A24P	P0C7X0	S147	SDYLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 3:	FAM90A14	P0C7W9	S147	SDYLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 4:	FAM90A13	P0C7W8	S147	SDYLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 5:	FAM90A15	P0C7V4	S147	SDYLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 6:	FAM90A23	A8MXZ1	S147	SDYLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 7:	FAM90A5	A8MXJ8	S147	SDYLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 8:	FAM90A12	A8MX19	S147	SDYLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 9:	FAM90A22	A8MWA6	S147	SDYLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 10:	FAM90A9	A6NNJ1	S147	SDHLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 11:	FAM90A7	A6NKC0	S147	SEHLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 12:	FAM90A8	A6NJQ4	S147	SDHLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 13:	FAM90A16	A6NEW6	S147	SDHLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 14:	FAM90A18	A6NE21	S147	SDHLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 15:	FAM90A10	A6NDY2	S147	SEHLRVASGPMPVHT	66 / 9 AA	50
Phosphosite 16:	C12orf54	Q6X4T0	S101	LRRLQFSSGEQPSGG	66 / 9 AA	14
Phosphosite 17:	DUOX1	Q9NRD9	S199	FSRGQLASGPDPAFP	75 / 8 AA	177
Phosphosite 18:	DUOX2	Q9NRD8	S205	FSGGQLASGPDPAFP	75 / 8 AA	175
Phosphosite 19:	G2	Q6ZVL6	S84	WSMLEVASGPASTQQ	71 / 7 AA	199
Phosphosite 20:	MATN1	P21941	S193	ATLRQIASEPQDEHV	85 / 7 AA	54