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:	C21orf25
Human P-Site:	S435
P-Site Sequence:	RVDVGRASPLSSDSP
UniProt:	Q9Y426
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C21orf25	Q9Y426	S435	RVDVGRASPLSSDSP	100 / 9 AA	76
Phosphosite 1:	USP6NL	Q92738	S396	QRSVGRPSPLASGRR	77 / 9 AA	94
Phosphosite 2:	MATN3	O15232	T154	KQAVGRITPLSTGTM	66 / 9 AA	53
Phosphosite 3:	ASS1	P00966	S365	VYILGRESPLSLYNE	75 / 8 AA	47
Phosphosite 4:	BEGAIN	Q9BUH8	S465	KKADGRASPLYASYK	100 / 6 AA	65
Phosphosite 5:	NHSL1	Q5SYE7	S568	SSGNGRASPLKPHLA	100 / 6 AA	171
Phosphosite 6:	Putative uncharacterized protein FLJ42384	Q6ZVL8	S104	ERLVGRASPREQATV	100 / 6 AA	16
Phosphosite 7:	UBE2O	Q9C0C9	S115	GHEEGRASPLRRGYV	100 / 6 AA	141
Phosphosite 8:	NUP133	Q8WUM0	S56	FSPVGRRSSLSSRGT	77 / 9 AA	129
Phosphosite 9:	CTNNA2	P26232	S834	VIDGGRASQLSTHLP	75 / 8 AA	105
Phosphosite 10:	DNAH1	Q9P2D7	S3168	GATVGRASPRPLAQP	100 / 6 AA	494
Phosphosite 11:	PCOTH	Q58A44	S64	WGPVGPASPLGPGFP	66 / 9 AA	11
Phosphosite 12:	KIAA1632	Q9HCE0	S2476	AIGFGRKSPLSNRFR	75 / 8 AA	292
Phosphosite 13:	ZNF778	Q96MU6	S248	LEECGKASPVSSSLT	66 / 9 AA	78
Phosphosite 14:	Cyclin E1	P24864	S387	LSEQNRASPLPSGLL	75 / 8 AA	47
Phosphosite 15:	KIR3DX1	Q9H7L2	T286	NFSVGRATPVPGGTY	55 / 9 AA	39
Phosphosite 16:	SNX29	Q8TEQ0	S65	ASSPGHGSPLSSLLP	75 / 8 AA	48
Phosphosite 17:	KIAA1654	Q9BYA6	S40	PPAQGRPSPVSSYLA	75 / 8 AA	9
Phosphosite 18:	JMJD1C	Q15652	S2053	ESPNGRTSPLVSQNN	75 / 8 AA	285
Phosphosite 19:	CATSPER4	Q7RTX7	S43	AALRGRPSPLQSTIH	75 / 8 AA	54
Phosphosite 20:	ZNF648	Q5T619	S14	QDRWGEASPLSSLTE	87 / 8 AA	62