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:	C9orf21
Human P-Site:	S143
P-Site Sequence:	EIASSGQSPHIKSNL
UniProt:	Q7RTV5
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C9orf21	Q7RTV5	S143	EIASSGQSPHIKSNL	100 / 9 AA	25
Phosphosite 1:	MARK3	P27448	S423	LNNSTGQSPHHKVQR	77 / 9 AA	87
Phosphosite 2:	FAM71D	Q8N9W8	S399	ESNTSVLSPHIKSPS	66 / 9 AA	47
Phosphosite 3:	formin 2	Q9NZ56	S440	PSQSPNQSPRIKRRP	66 / 9 AA	180
Phosphosite 4:	RSC1A1	Q92681	S20	PARSSGQSPDVGNPM	75 / 8 AA	67
Phosphosite 5:	CSMD2	Q7Z408	S2421	FDGPSGQSPLLKALS	75 / 8 AA	380
Phosphosite 6:	ACSS2	Q9NR19	S267	MGDSTSQSPPIKRSC	66 / 9 AA	79
Phosphosite 7:	NPHP4	O75161	S1203	LKVASGPSPEIKDFF	66 / 9 AA	158
Phosphosite 8:	CAMTA1	Q9Y6Y1	S605	SFSQTGHSPHIHQTP	71 / 7 AA	184
Phosphosite 9:	NAAA	Q02083	S185	VGLWTGQSPHKFTVS	71 / 7 AA	40
Phosphosite 10:	TET3	O43151	S1329	GVFSSGESPAIVPDK	75 / 8 AA	179
Phosphosite 11:	RACGAP1	Q9H0H5	S486	HLQRVAQSPHTKMDV	71 / 7 AA	71
Phosphosite 12:	Protein FAM75D1	Q6ZQQ2	S572	QTLPQGQSPHLTQVK	71 / 7 AA	176
Phosphosite 13:	TMCO4	Q5TGY1	T555	AAASSGETPHQVGQT	71 / 7 AA	68
Phosphosite 14:	SLC35B3	Q9H1N7	S56	PSKTQTMSPHIKSVD	100 / 5 AA	45
Phosphosite 15:	ZMYM3	Q14202	S154	DSPITLQSPHIEEEE	100 / 5 AA	152
Phosphosite 16:	C9orf21	Q7RTV5	S140	RGEEIASSGQSPHIK	100 / 6 AA	25
Phosphosite 17:	TTF-1	P43699	S327	QPGSAGQSPDLAHHA	62 / 8 AA	39
Phosphosite 18:	ABCC5	O15440	S485	MIKNKPASPHIKIEM	100 / 5 AA	161
Phosphosite 19:	BICC1	Q9H694	S576	ALNGHAQSPDIKYGA	71 / 7 AA	105
Phosphosite 20:	RSC1A1	Q92681	S17	FNHPARSSGQSPDVG	100 / 6 AA	67