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:	EPC1
Human P-Site:	S515
P-Site Sequence:	KSFSKDLSQILVNIK
UniProt:	Q9H2F5
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	EPC1	Q9H2F5	S515	KSFSKDLSQILVNIK	100 / 9 AA	93
Phosphosite 1:	Death domain-containing protein 1	Q6ZMT9	S653	VVPSKDLSQVLKDLH	87 / 8 AA	102
Phosphosite 2:	STXBP2	Q15833	S327	KANIKDLSQILKKMP	100 / 7 AA	66
Phosphosite 3:	WDFY3	Q8IZQ1	S3423	LGISKDHSRILVGDS	77 / 9 AA	395
Phosphosite 4:	Stomatin	P27105	S161	VLGTKNLSQILSDRE	75 / 8 AA	32
Phosphosite 5:	MS4A12	Q9NXJ0	S154	VSASKELSRCLVKGS	66 / 9 AA	28
Phosphosite 6:	NARG2	Q659A1	S457	SANSRSLSQILMEQL	66 / 9 AA	110
Phosphosite 7:	SMU1	Q2TAY7	S320	LSFSKDSSQILSASF	87 / 8 AA	58
Phosphosite 8:	SMU1	Q2TAY7	S319	CLSFSKDSSQILSAS	87 / 8 AA	58
Phosphosite 9:	ABCA13	Q86UQ4	S2632	MNQSKDFSDILEEIA	75 / 8 AA	576
Phosphosite 10:	ALO17	Q9HCF4	S663	DEFHRDLSHILGIPQ	71 / 7 AA	175
Phosphosite 11:	BSDC1	Q9NW68	S306	RVLPKDLSQKLLEAS	66 / 9 AA	47
Phosphosite 12:	MLL2	O14686	S116	VLPSEDLSQIGFPEG	85 / 7 AA	564
Phosphosite 13:	NLRC5	Q86WI3	S1246	LSKCKDLSQVDLSAN	71 / 7 AA	205
Phosphosite 14:	IPO9	Q96P70	S634	QDIFKELSQIEACQG	83 / 6 AA	116
Phosphosite 15:	STXBP1	P61764	S328	KTTMRDLSQMLKKMP	71 / 7 AA	68
Phosphosite 16:	OTOA	Q7RTW8	S485	SMKRKDISQVLRSAV	62 / 8 AA	129
Phosphosite 17:	KCNH6	Q9H252	S845	SRVSSDLSRILQLLQ	75 / 8 AA	110
Phosphosite 18:	ZNF774	Q6NX45	S102	ERTNKDLSHTLSWGG	62 / 8 AA	55
Phosphosite 19:	ARD1A	P41227	S213	GGDSKDLSEVSETTE	71 / 7 AA	26
Phosphosite 20:	CREBBP	Q92793	S1618	PNVSNDLSQKLYATM	75 / 8 AA	265