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:	METTL4
Human P-Site:	S227
P-Site Sequence:	QLVEEDTSVTEQDLF
UniProt:	Q8N3J2
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	METTL4	Q8N3J2	S227	QLVEEDTSVTEQDLF	100 / 9 AA	54
Phosphosite 1:	DBF4	Q9UBU7	T391	DCQEDDTTVKEQNFL	66 / 9 AA	77
Phosphosite 2:	CRAT	P43155	S486	VKAMDDSSVTEHQKV	62 / 8 AA	71
Phosphosite 3:	ARHGAP21	Q5T5U3	T1045	SNLNEEDTGVTNRDL	85 / 7 AA	217
Phosphosite 4:	SPA17	Q15506	S100	SGKEEETSVTILDSS	85 / 7 AA	17
Phosphosite 5:	IFFO1	Q0D2I5	S377	AAVEEDTSLSESEGP	75 / 8 AA	62
Phosphosite 6:	ANKRD11	Q6UB99	S417	TSDEEDASVTVGTGE	85 / 7 AA	298
Phosphosite 7:	PCSK9	Q8NBP7	S148	DYIEEDSSVFAQSIP	66 / 9 AA	74
Phosphosite 8:	AHNAK2	Q8IVF2	S38	AETEDDHSVTEGPAD	75 / 8 AA	617
Phosphosite 9:	LYST	Q99698	S1017	GKKEGDTSVNENQDL	75 / 8 AA	429
Phosphosite 10:	LYST	Q99698	T1016	QGKKEGDTSVNENQD	75 / 8 AA	429
Phosphosite 11:	CLEC16A	Q2KHT3	T38	HVLTKNTTVTEQNRN	71 / 7 AA	118
Phosphosite 12:	CRAT	P43155	S485	FVKAMDDSSVTEHQK	71 / 7 AA	71
Phosphosite 13:	MLL	Q03164	T2728	DDGTESDTSVTATTR	75 / 8 AA	432
Phosphosite 14:	MLL	Q03164	S2729	DGTESDTSVTATTRK	75 / 8 AA	432
Phosphosite 15:	SPC24	Q8NBT2	T130	KEVDEDTTVTIPSAV	71 / 7 AA	22
Phosphosite 16:	SPC24	Q8NBT2	T129	KEVDEDTTVTIPSAV	71 / 7 AA	22
Phosphosite 17:	MLK3	Q16584	S155	QDPDEDISVTAESVR	55 / 9 AA	93
Phosphosite 18:	C19orf18	Q8NEA5	S197	KLKEEQNSVTENKTK	75 / 8 AA	24
Phosphosite 19:	OR8G1	Q15617	S8	MSGENNSSVTEFILA	62 / 8 AA	35
Phosphosite 20:	RPN2	P04844	S121	AAVSEDSSVTQIYHA	71 / 7 AA	69