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:	FAM21B
Human P-Site:	S942
P-Site Sequence:	TLHSANKSRVKMRGK
UniProt:	Q5SNT6
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	FAM21B	Q5SNT6	S942	TLHSANKSRVKMRGK	100 / 9 AA	137
Phosphosite 1:	FAM21A	Q641Q2	S1030	TLHSANKSRVKMRGK	100 / 9 AA	147
Phosphosite 2:	FBF1	Q8TES7	S631	LIESAHRSRIKVLET	55 / 9 AA	125
Phosphosite 3:	USP1	O94782	S335	PRPSQKKSRVKINWL	66 / 9 AA	88
Phosphosite 4:	MLLT3	P42568	S331	KKQIKDKSHVKMGKV	71 / 7 AA	63
Phosphosite 5:	Peregrin	P55201	S490	VKKAKAKSRIKMKKA	83 / 6 AA	138
Phosphosite 6:	SAMHD1	Q9Y3Z3	S616	RLREASKSRVQLFKD	62 / 8 AA	72
Phosphosite 7:	Sin3A	Q96ST3	Y1262	HFVSINKYRVKYGTV	75 / 8 AA	145
Phosphosite 8:	IWS1	Q96ST2	S411	EKASAKKSRVVSDAD	85 / 7 AA	92
Phosphosite 9:	FHOD3	Q2V2M9	T1276	NHRERNKTRGKMITD	71 / 7 AA	159
Phosphosite 10:	HSPH1	Q92598	S476	AQKDGEKSRVKVKVR	62 / 8 AA	97
Phosphosite 11:	ALDH18A1	P54886	S301	SVTFGTKSRVGMGGM	62 / 8 AA	87
Phosphosite 12:	SPTAN1	Q13813	S626	AELSANQSRIDALEK	62 / 8 AA	285
Phosphosite 13:	NEDD4	P46934	S557	LHPRSHKSRVKGYLR	71 / 7 AA	149
Phosphosite 14:	TTRAP	O95551	S187	TAIMLKKSRVKLKSQ	71 / 7 AA	41
Phosphosite 15:	LEMD3	Q9Y2U8	S728	DFLAANESRVRTETR	62 / 8 AA	100
Phosphosite 16:	TNRC6C	Q9HCJ0	S1667	GPPSADDSRVIGSPT	71 / 7 AA	176
Phosphosite 17:	SLC32A1	Q9H598	S20	ATSVSNKSQAKMSGM	62 / 8 AA	57
Phosphosite 18:	FAM135A	Q9P2D6	S490	KNEESNKSKVKVTKL	62 / 8 AA	170
Phosphosite 19:	PTPRF	P10586	S1456	MTRLEEKSRVKCDQY	71 / 7 AA	211
Phosphosite 20:	OFD1	O75665	S977	DQESADKSSKKMVQE	66 / 9 AA	117