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:	NODAL
Human P-Site:	S99
P-Site Sequence:	ELRLQLSSPVDLPTE
UniProt:	Q96S42
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	NODAL	Q96S42	S99	ELRLQLSSPVDLPTE	100 / 9 AA	40
Phosphosite 1:	NODAL	Q96S42	S98	AELRLQLSSPVDLPT	100 / 8 AA	40
Phosphosite 2:	KIAA1024	Q9UPX6	S442	LKSKEISSPVDLEKH	75 / 8 AA	103
Phosphosite 3:	NFE4	Q86UQ8	S33	REGLRSSSPVDLPLR	77 / 9 AA	19
Phosphosite 4:	MAP3K1	Q13233	S507	FYSHELSSPVDSPSS	85 / 7 AA	164
Phosphosite 5:	MAP3K1	Q13233	S506	DFYSHELSSPVDSPS	85 / 7 AA	164
Phosphosite 6:	OCLN	Q16625	T357	VVQELPLTSPVDDFR	75 / 8 AA	59
Phosphosite 7:	C10orf119	Q9BTE3	S223	LNSLNLSSPFDLNFP	77 / 9 AA	73
Phosphosite 8:	CCT8L2	Q96SF2	S263	PATARLSSPADLAQF	75 / 8 AA	59
Phosphosite 9:	OCLN	Q16625	S358	VQELPLTSPVDDFRQ	75 / 8 AA	59
Phosphosite 10:	VPS13B	Q7Z7G8	S2285	EPVPQMSSPVEKNQT	71 / 7 AA	449
Phosphosite 11:	NEB	P20929	S3817	KWKTKFSSPVDMLSI	62 / 8 AA	773
Phosphosite 12:	NEB	P20929	S2359	KWKTKFSSPVDMLGV	62 / 8 AA	773
Phosphosite 13:	FAM81B	Q96LP2	S359	EKLLQLSSKVENFIN	75 / 8 AA	48
Phosphosite 14:	VPS13B	Q7Z7G8	S2284	SEPVPQMSSPVEKNQ	71 / 7 AA	449
Phosphosite 15:	BCORL1	Q5H9F3	S1042	TERPQLGSQVDLGRV	75 / 8 AA	183
Phosphosite 16:	E4BP4	Q16649	S353	EATQKLSSPIDMTSK	62 / 8 AA	51
Phosphosite 17:	C15orf39	Q6ZRI6	S108	PEKMQDSSPVELLPF	66 / 9 AA	111
Phosphosite 18:	ZNF681	Q96N22	S45	EHENLQLSKSVDECK	75 / 8 AA	67
Phosphosite 19:	PDS5B	Q9NTI5	S1417	VDVFQGSSPVDDIPQ	75 / 8 AA	165
Phosphosite 20:	NEB	P20929	S3331	KYKTRYSSPVDMLGI	62 / 8 AA	773