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:	DDN
Human P-Site:	S443
P-Site Sequence:	AHTLPRSSQGLSRGE
UniProt:	O94850
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	DDN	O94850	S443	AHTLPRSSQGLSRGE	100 / 9 AA	76
Phosphosite 1:	DDN	O94850	S442	RAHTLPRSSQGLSRG	100 / 8 AA	76
Phosphosite 2:	C13orf23	Q86XN7	S440	PLPLPPTSQGLSNPT	77 / 9 AA	96
Phosphosite 3:	TAO2	Q9UL54	S1165	NWRLARASQGLASHL	66 / 9 AA	138
Phosphosite 4:	LRRN2	O75325	S700	GRKLPRSSEGETLLP	85 / 7 AA	79
Phosphosite 5:	LRRN2	O75325	S699	PGRKLPRSSEGETLL	85 / 7 AA	79
Phosphosite 6:	PKD1L1	Q8TDX9	S246	HFPTSPRSSHGLPPG	85 / 7 AA	315
Phosphosite 7:	PKD1L1	Q8TDX9	S247	FPTSPRSSHGLPPGI	85 / 7 AA	315
Phosphosite 8:	WDR81	Q562E7	S558	LKQELPRSVHGLSGN	75 / 8 AA	96
Phosphosite 9:	C13orf23	Q86XN7	T439	LPLPLPPTSQGLSNP	75 / 8 AA	96
Phosphosite 10:	SFRS2B	Q9BRL6	S100	GRRDLPRSRQGEPRG	85 / 7 AA	32
Phosphosite 11:	NXPH4	O95158	S56	QLPEPRSSDGLGVGR	75 / 8 AA	33
Phosphosite 12:	USP36	Q9P275	T549	PQHFSPRTAQGLPGT	71 / 7 AA	123
Phosphosite 13:	GREB1L	Q9C091	S222	LKYYLVRSSQGVLSK	75 / 8 AA	214
Phosphosite 14:	NXPH4	O95158	S55	QQLPEPRSSDGLGVG	85 / 7 AA	33
Phosphosite 15:	SMG6	Q86US8	S865	HPSHPRSSQGTESGK	100 / 6 AA	160
Phosphosite 16:	GRIP2	Q9C0E4	S413	PSTLPRGSQPMSPRT	66 / 9 AA	113
Phosphosite 17:	SMG6	Q86US8	S864	IHPSHPRSSQGTESG	100 / 6 AA	160
Phosphosite 18:	PPP1R13B	Q96KQ4	S491	EGSLPRPSAGLPSRQ	66 / 9 AA	120
Phosphosite 19:	PLD1	Q13393	S167	MPSLPRSSENMIREE	62 / 8 AA	124
Phosphosite 20:	COL18A1	P39060	S607	RMPLARSSRGLELEP	75 / 8 AA	178