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:	S300
P-Site Sequence:	NDPVQRFSSTLTKNT
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	S300	NDPVQRFSSTLTKNT	100 / 9 AA	76
Phosphosite 1:	C21orf25	Q9Y426	S301	DPVQRFSSTLTKNTP	100 / 8 AA	76
Phosphosite 2:	C21orf25	Q9Y426	T302	PVQRFSSTLTKNTPD	100 / 7 AA	76
Phosphosite 3:	PKDREJ	Q9NTG1	S1894	PEQQRFNSTLRLKEL	85 / 7 AA	255
Phosphosite 4:	OPHN1	O60890	S61	SSAVQKFSQTLQSFQ	75 / 8 AA	92
Phosphosite 5:	C10orf92	Q8IYW2	S427	ERPVQRLSSVLGPLE	75 / 8 AA	95
Phosphosite 6:	CCDC150	Q8NCX0	T182	QDEVQRLTATLKIAS	62 / 8 AA	129
Phosphosite 7:	SYT15	Q9BQS2	T35	LWRRFCATLTYEELP	71 / 7 AA	47
Phosphosite 8:	PLD1	Q13393	T92	VLEVERFTSTTRVPS	71 / 7 AA	124
Phosphosite 9:	KCNJ9	Q92806	S306	LWGHRFTSVLTLEDG	62 / 8 AA	44
Phosphosite 10:	EMILIN1	Q9Y6C2	S416	RLEDRFNSTLGPSEE	71 / 7 AA	107
Phosphosite 11:	ZNF66	Q6ZN08	T401	KGFKYSSTLTKHKII	71 / 7 AA	51
Phosphosite 12:	ITGA5	P08648	S394	DEFGRFGSSLTPLGD	71 / 7 AA	115
Phosphosite 13:	p37 adaptor	Q14CS0	S275	RLIQRFNSTHRILDV	83 / 6 AA	37
Phosphosite 14:	YSK1	O00506	S416	VERVQRFSHNRNHLT	100 / 5 AA	48
Phosphosite 15:	COL4A3BP	Q9Y5P4	S394	SDDVHRFSSQVEEMV	83 / 6 AA	71
Phosphosite 16:	OR51V1	Q9H2C8	S143	CNPLRYSSILTNSRI	71 / 7 AA	37
Phosphosite 17:	OR51V1	Q9H2C8	S142	ICNPLRYSSILTNSR	71 / 7 AA	37
Phosphosite 18:	OR51A7	Q8NH64	S133	IHNPLRYSSILTSNR	71 / 7 AA	35
Phosphosite 19:	ZNF626	Q68DY1	S353	CGKAFKYSSTLTTHK	71 / 7 AA	61
Phosphosite 20:	ITGA5	P08648	S395	EFGRFGSSLTPLGDL	71 / 7 AA	115