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:	S575
P-Site Sequence:	AKAVKKTSLFEEDEE
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	S575	AKAVKKTSLFEEDEE	100 / 9 AA	137
Phosphosite 1:	FAM21A	Q641Q2	S663	AKAVKKTSLFEEDEE	100 / 9 AA	147
Phosphosite 2:	NT5C2	P49902	S387	HVWTDKSSLFEELQS	85 / 7 AA	65
Phosphosite 3:	CCDC70	Q6NSX1	S183	ALWEDKTSLWEEENA	85 / 7 AA	29
Phosphosite 4:	KBTBD4	Q9NVX7	S129	SDMYQLTSLFEECSR	100 / 6 AA	58
Phosphosite 5:	C21orf13	O95447	S597	TFRDKKSSLMEELFG	75 / 8 AA	77
Phosphosite 6:	FAM20B	O75063	S264	CDAVKKTSPYDSGPR	62 / 8 AA	46
Phosphosite 7:	TMEM39B	Q9GZU3	S215	NCDLRKTSLFNHMAS	55 / 9 AA	56
Phosphosite 8:	KNTC1	P50748	T772	NRCSSKSTSLFETAW	85 / 7 AA	251
Phosphosite 9:	KNTC1	P50748	S773	RCSSKSTSLFETAWE	85 / 7 AA	251
Phosphosite 10:	MYOF	Q9NZM1	S1939	PLKAKTASLFEQKSM	55 / 9 AA	235
Phosphosite 11:	CETN1	Q12798	S170	LRIMKKTSLY_____	71 / 7 AA	20
Phosphosite 12:	CETN2	P41208	S170	LRIMKKTSLY_____	71 / 7 AA	20
Phosphosite 13:	LUZP1	Q86V48	S703	TRGAPRTSLFENDKD	71 / 7 AA	120
Phosphosite 14:	LUZP1	Q86V48	T702	KTRGAPRTSLFENDK	83 / 6 AA	120
Phosphosite 15:	GRIN2A	Q12879	S1342	KLSGKKSSLFPQGLE	62 / 8 AA	165
Phosphosite 16:	IBTK	Q9P2D0	Y536	SDPKTSLYEIPAVSS	83 / 6 AA	151
Phosphosite 17:	IBTK	Q9P2D0	S534	LQSDPKTSLYEIPAV	83 / 6 AA	151
Phosphosite 18:	IBTK	Q9P2D0	T533	ILQSDPKTSLYEIPA	83 / 6 AA	151
Phosphosite 19:	PGK1	P00558	S256	NNMEIGTSLFDEEGA	83 / 6 AA	45
Phosphosite 20:	BROMI	Q96NH3	S647	AKAWKKTSLLSERIP	75 / 8 AA	145