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:	ST3GAL4
Human P-Site:	S307
P-Site Sequence:	TLKSMAGSGHNVSQE
UniProt:	Q11206
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ST3GAL4	Q11206	S307	TLKSMAGSGHNVSQE	100 / 9 AA	38
Phosphosite 1:	RFX3	P48380	S144	IGNSMENSGHSVTHT	66 / 9 AA	84
Phosphosite 2:	C16orf70	Q9BSU1	S254	DVLSMLGSPHKVFYK	66 / 9 AA	48
Phosphosite 3:	Ataxin-3	P54252	S260	IQLSMQGSSRNISQD	55 / 9 AA	42
Phosphosite 4:	Wnk3	Q9BYP7	S1435	FSASLAGSGKSVAKT	66 / 9 AA	192
Phosphosite 5:	PPIE	Q9UNP9	S239	GLLSMANSGPNTNGS	66 / 9 AA	33
Phosphosite 6:	EXPH5	Q8NEV8	S588	NVCSMTGSSYHVKSS	55 / 9 AA	223
Phosphosite 7:	MLL	Q03164	S2319	SSKSSEGSAHNVAYP	66 / 9 AA	432
Phosphosite 8:	PPIL2	Q13356	S371	GILSMANSGPNSNRS	75 / 8 AA	59
Phosphosite 9:	SLC14A2	Q15849	S549	IRSSMAASGKRVSKA	66 / 9 AA	101
Phosphosite 10:	KIF21B	O75037	S1071	QTDMAGSSQNHLLLD	71 / 7 AA	183
Phosphosite 11:	FAM104A	Q969W3	S78	LSQTMAGSSPNTPQP	55 / 9 AA	13
Phosphosite 12:	MARK1	Q9P0L2	S558	HQKSMSTSGHPIKVT	55 / 9 AA	89
Phosphosite 13:	FRY	Q5TBA9	S907	KKTSTAGSGDNYVTL	75 / 8 AA	339
Phosphosite 14:	ZSWIM3	Q96MP5	S530	LVDMAGSSVDVQLLE	62 / 8 AA	79
Phosphosite 15:	ANK1	P16157	S929	RGGSMRGSRHNGLRV	75 / 8 AA	206
Phosphosite 16:	FAM104A	Q969W3	S79	SQTMAGSSPNTPQPV	62 / 8 AA	13
Phosphosite 17:	MAST2	Q6P0Q8	S1311	VPSSPAGSGHTRPSS	75 / 8 AA	196
Phosphosite 18:	EIF4EBP2	Q13542	S7	_MSSSAGSGHQPSQS	85 / 7 AA	13
Phosphosite 19:	MAST4	O15021	S1346	APNSPAGSGHIRPST	85 / 7 AA	284
Phosphosite 20:	BRD9	Q9H8M2	S45	EVTELSGSGHDSSYY	57 / 7 AA	67