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:	ALK4
Human P-Site:	S174
P-Site Sequence:	PSCEMCLSKDKTLQD
UniProt:	P36896
Intern. Prot. ID:	IPI00005732

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ALK4	P36896	S174	PSCEMCLSKDKTLQD	100 / 9 AA	57
Phosphosite 1:	WDR87	Q6ZQQ6	S853	HFLEMRLSKDVTYSV	77 / 9 AA	333
Phosphosite 2:	MORC4	Q8TE76	S480	TDEDLCLSKAKKQEQ	62 / 8 AA	106
Phosphosite 3:	Cdc25B	P30305	S238	APDLMCLSPDRKMEV	71 / 7 AA	65
Phosphosite 4:	ADAM30	Q9UKF2	S726	KQEKMPLSKAKTEQE	75 / 8 AA	89
Phosphosite 5:	SCUBE1	Q8IWY4	S409	VETGKCLSRAKTSPR	55 / 9 AA	108
Phosphosite 6:	CEP110	Q7Z7A1	S1786	QSCVECLSKEKEDLQ	83 / 6 AA	269
Phosphosite 7:	ATP6V0A4	Q9HBG4	S13	RSEEMCLSQLFLQVE	83 / 6 AA	96
Phosphosite 8:	SV2B	Q7L1I2	S143	AEKDMCLSSSKKGML	62 / 8 AA	77
Phosphosite 9:	MOXD1	Q6UVY6	S467	TRSEMCLSYLLYYPR	100 / 5 AA	70
Phosphosite 10:	JARID2	Q92833	S838	NIMSMCFSKEPAPAE	66 / 6 AA	139
Phosphosite 11:	OR2T35	Q8NGX2	S88	KMLQDLLSKDKTISF	100 / 6 AA	36
Phosphosite 12:	OR2T2	Q6IF00	S88	KMLQDLLSKDKTISF	100 / 6 AA	36
Phosphosite 13:	FAM109B	Q6ICB4	S176	LENGHCLSKDSSPVG	71 / 7 AA	28
Phosphosite 14:	CNGA3	Q16281	S580	YSDLFCLSKDDLMEA	83 / 6 AA	79
Phosphosite 15:	CNGA2	Q16280	S552	YSDLFCLSKDDLMEA	83 / 6 AA	76
Phosphosite 16:	CNGA1	P29973	S577	YSDLFCLSKDDLMEA	83 / 6 AA	79
Phosphosite 17:	DDIT4L	Q96D03	S66	KMLENCLSKSKQTKL	75 / 8 AA	22
Phosphosite 18:	IL1F9	Q9NZH8	Y87	QNPEMCLYCEKVGEQ	55 / 9 AA	19
Phosphosite 19:	SERPINB9	P50453	S312	AERDLCLSKFVHKSF	66 / 6 AA	42
Phosphosite 20:	SV2A	Q7L0J3	S200	AEKDMCLSDSNKGML	80 / 5 AA	83