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:	S303
P-Site Sequence:	YEQITLKSMAGSGHN
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	S303	YEQITLKSMAGSGHN	100 / 9 AA	38
Phosphosite 1:	CCDC158	Q5M9N0	S717	QTRNTLKSMEGSDGH	87 / 8 AA	127
Phosphosite 2:	LRRC16A	Q5VZK9	S762	PIQETLESMAGEVTR	85 / 7 AA	152
Phosphosite 3:	ASCL1	P50553	S203	NYSNDLNSMAGSPVS	85 / 7 AA	25
Phosphosite 4:	GFRA1	P56159	S435	SSHITTKSMAAPPSC	66 / 9 AA	51
Phosphosite 5:	ASL	P04424	S229	FGAITLNSMDATSER	55 / 9 AA	52
Phosphosite 6:	GFRA1	P56159	T433	GASSHITTKSMAAPP	85 / 7 AA	51
Phosphosite 7:	UBA2	Q9UBT2	S378	KSRFDIKSMAGNIIP	55 / 9 AA	71
Phosphosite 8:	DNAH14	Q0VDD8	S3168	GTPSTLKSMMSSSIW	75 / 8 AA	400
Phosphosite 9:	DYRK2	Q92630	S142	GSSTSLKSMEGMGKV	71 / 7 AA	67
Phosphosite 10:	CNOT3	O75175	S545	EPLSSLKSMAERAAI	71 / 7 AA	82
Phosphosite 11:	CCDC158	Q5M9N0	T714	ELEQTRNTLKSMEGS	100 / 5 AA	127
Phosphosite 12:	LOC643677	Q8NDH2	T755	DMRGTDITLKSKKSP	83 / 6 AA	278
Phosphosite 13:	LOC643677	Q8NDH2	S758	GTDITLKSKKSPRSC	83 / 6 AA	278
Phosphosite 14:	RP1	P56715	T865	KVTDSHITLKSQKKR	83 / 6 AA	241
Phosphosite 15:	ABCA2	Q9BZC7	S1093	WFYSRLKSMAQEEIR	100 / 5 AA	270
Phosphosite 16:	FIBP	O43427	S133	KTGITLKSCRRQFDN	100 / 5 AA	42
Phosphosite 17:	LENG9	Q96B70	S399	PPSPTLESMAQVLSQ	83 / 6 AA	53
Phosphosite 18:	FAM71B	Q8TC56	S329	GENESSKSMAGAANI	100 / 5 AA	65
Phosphosite 19:	JMJD1C	Q15652	S1199	SSTNTLRSMPALHRA	57 / 7 AA	285
Phosphosite 20:	SPTAN1	Q13813	S1751	GRFQKIKSMAASRRA	71 / 7 AA	285