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:	C21orf2
Human P-Site:	S19
P-Site Sequence:	AKASELHSVRKLNCW
UniProt:	O43822
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C21orf2	O43822	S19	AKASELHSVRKLNCW	100 / 9 AA	28
Phosphosite 1:	FAM171B	Q6P995	S718	VDMNELHSSRKLERE	77 / 9 AA	92
Phosphosite 2:	ABCA12	Q86UK0	T1415	DIKTDLHTVRKNMGV	62 / 8 AA	293
Phosphosite 3:	FAM171B	Q6P995	S719	DMNELHSSRKLEREK	87 / 8 AA	92
Phosphosite 4:	DAG1	Q14118	S166	EDHSELQSVRTASPD	75 / 8 AA	97
Phosphosite 5:	PLEC1	Q15149	S3483	KDLSELGSVRTLLQG	77 / 9 AA	532
Phosphosite 6:	ARHGAP28	Q9P2N2	S603	LLKKQLPSVRKLLRR	75 / 8 AA	82
Phosphosite 7:	C12orf11	Q9NVM9	S236	VLTSEVHSVRAGRHL	85 / 7 AA	80
Phosphosite 8:	SNX14	Q9Y5W7	Y243	SRRDELHYLRKLTEL	75 / 8 AA	110
Phosphosite 9:	Pkig	Q9Y2B9	S34	QGDSEAVSVRKLAGD	77 / 9 AA	8
Phosphosite 10:	Transmembrane protein ENSP00000382582	A8MUB7	S571	RTITELHSIQKSLLA	62 / 8 AA	126
Phosphosite 11:	PTPN3	P26045	S223	FYGVELHSGRDLHNL	75 / 8 AA	104
Phosphosite 12:	TNKS1BP1	Q9C0C2	S77	GPLAELPSARKMNML	55 / 9 AA	182
Phosphosite 13:	GMD	O60547	S280	IATGEVHSVREFVEK	55 / 9 AA	42
Phosphosite 14:	K6IRS3	Q86Y46	S210	RLDSELRSVREVVED	66 / 9 AA	59
Phosphosite 15:	UBR4	Q5T4S7	T1847	QALSELHTVEKAVEM	75 / 8 AA	574
Phosphosite 16:	CCNF	P41002	S243	DPGRCLHSFRKLRDY	85 / 7 AA	88
Phosphosite 17:	RYR1	P21817	T2675	SEEELHLTRKLFWGI	75 / 8 AA	565
Phosphosite 18:	KCTD6	Q8NC69	T126	EVVELSSTRKLSKYS	75 / 8 AA	28
Phosphosite 19:	DIRC1	Q969H9	T83	SSRSELNTVRLKCLN	71 / 7 AA	11
Phosphosite 20:	SERHL2	Q9H4I8	S232	SRELCAHSIRKLQAH	83 / 6 AA	35