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:	ATN1
Human P-Site:	S268
P-Site Sequence:	SVSSSGASGAPPTKP
UniProt:	P54259
Intern. Prot. ID:	IPI00477923

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ATN1	P54259	S268	SVSSSGASGAPPTKP	100 / 9 AA	125
Phosphosite 1:	MUC4	Q99102	S816	TPSSSGASGTTPSGS	77 / 9 AA	232
Phosphosite 2:	SHF	Q7M4L6	S182	GEGSAGASGAPEKVP	87 / 8 AA	53
Phosphosite 3:	KIFC1	Q9BW19	S120	PVQKSGTSGVPPMAG	75 / 8 AA	74
Phosphosite 4:	C9orf75	Q4KMQ1	S340	VIPKSKASGAPPPEG	87 / 8 AA	76
Phosphosite 5:	CEL	P19835	S698	PVPPTGDSGAPPVTP	75 / 8 AA	79
Phosphosite 6:	CEL	P19835	S588	PVPPTGDSGAPPVPP	75 / 8 AA	79
Phosphosite 7:	Putative POM121-like protein 1-like	A6NNC1	S231	SSLATGASGGPPVSK	75 / 8 AA	94
Phosphosite 8:	UBQLN1	Q9UMX0	S7	_MAESGESGGPPGSQ	75 / 8 AA	63
Phosphosite 9:	RXRB	P28702	S116	TAPSLGGSGAPPPPP	77 / 9 AA	57
Phosphosite 10:	AATK	Q6ZMQ8	S651	GTSPLGSSGAPPLPL	85 / 7 AA	145
Phosphosite 11:	ATRNL1	Q5VV63	S1331	LCLPRGSSGAPPPGQ	85 / 7 AA	153
Phosphosite 12:	KIAA1462	Q9P266	S383	PTEKAGASGQPPSGP	85 / 7 AA	148
Phosphosite 13:	GALNS	P34059	S25	SAAGMGASGAPQPPN	85 / 7 AA	58
Phosphosite 14:	ELF4	Q99607	T310	EDESSEATAAPPQAS	66 / 9 AA	71
Phosphosite 15:	C16orf58	Q96GQ5	S63	DAGEVGASGAPSPPL	100 / 6 AA	51
Phosphosite 16:	C1QL1	O75973	S56	GDALSEQSGAPPPST	75 / 8 AA	26
Phosphosite 17:	EFCAB2	Q5VUJ9	S27	GRVADGASGLPPARG	85 / 7 AA	30
Phosphosite 18:	RPRD2	Q5VT52	S1285	EHSSSGGSGVPFSTP	75 / 8 AA	156
Phosphosite 19:	SYN1	P17600	S578	GPAPPKASGAPPGGQ	100 / 6 AA	74
Phosphosite 20:	ZNF581	Q9P0T4	S78	SQREPGASGAPGQKK	100 / 6 AA	22