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:	C9orf43
Human P-Site:	S105
P-Site Sequence:	PKGLPDKSLINCTNR
UniProt:	Q8TAL5
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C9orf43	Q8TAL5	S105	PKGLPDKSLINCTNR	100 / 9 AA	52
Phosphosite 1:	SMU1	Q2TAY7	T72	SLKLPDKTLIDLYEQ	75 / 8 AA	58
Phosphosite 2:	MXRA5	Q9NR99	S2283	SWSLPDGSLVNSFMQ	66 / 9 AA	312
Phosphosite 3:	TIMP3	P35625	S204	GWAPPDKSIINATDP	85 / 7 AA	24
Phosphosite 4:	USP17L6	Q6QN14	S41	RTSLPEKSPLSCETR	55 / 9 AA	45
Phosphosite 5:	USP17A	Q0WX57	S41	RTSLPEKSPLSCETR	55 / 9 AA	60
Phosphosite 6:	USP17L5	A8MUK1	S41	RTSLPEKSPLSCETR	55 / 9 AA	60
Phosphosite 7:	ASH1L	Q9NR48	S1548	PHLSPSKSLINREEQ	85 / 7 AA	333
Phosphosite 8:	PAPPA2	Q9BXP8	S1470	DCGVPDPSLVNYANF	55 / 9 AA	199
Phosphosite 9:	SNX1	Q13596	S215	VPPPPEKSLIGMTKV	71 / 7 AA	59
Phosphosite 10:	TOX	O94900	S82	PPSLPDHSLVHLNEV	62 / 8 AA	58
Phosphosite 11:	USP9X	Q93008	S952	QLNLKDKSLITAKLT	75 / 8 AA	290
Phosphosite 12:	USP9Y	O00507	S960	QLNLKDKSLITAKLT	75 / 8 AA	291
Phosphosite 13:	C9orf97	Q5T7W7	S29	DLDLKDMSLINPSSS	75 / 8 AA	58
Phosphosite 14:	HOOK2	Q96ED9	S100	EEHLPDVSLIGEFSD	75 / 8 AA	83
Phosphosite 15:	TCP11L2	Q8N4U5	S98	QEALPEKSLAGRVKH	83 / 6 AA	58
Phosphosite 16:	ZNF690	Q8IWY8	S634	KLTLPEKSLSEVLSQ	83 / 6 AA	97
Phosphosite 17:	KIAA0240	Q6AI39	S976	NNSFQDKSLRNSPKN	55 / 9 AA	115
Phosphosite 18:	POLR1A	O95602	S382	LSTLPGQSLIDKLYN	62 / 8 AA	195
Phosphosite 19:	C9orf164	Q92854	T390	SLNLPDKTLQFVKDH	83 / 6 AA	14
Phosphosite 20:	MAST4	O15021	S2461	STALPEKSLSCSSSF	83 / 6 AA	284