relative position	(pSMAD - background)/1000000
0.025	31.14784375
0.05	11.20414175
0.075	8.58817975
0.1	21.50419375
0.125	15.92640975
0.15	8.41627675
0.175	16.99208475
0.2	8.80623575
0.225	1.04823275
0.25	0.97643475
0.275	7.42300975
0.3	7.59030475
0.325	15.84039775
0.35	0.11234775
0.375	6.23460075
0.4	5.50858975
0.425	0.47214575
0.45	0.27424975
0.475	1.07830475
0.5	0.37963275
0.525	0.99487175
0.55	5.55968075
0.575	0.44581375
0.6	0.39807875
0.625	2.20162575
0.65	2.04566075
0.675	2.06960775
0.7	2.82926375
0.725	4.65641775
0.75	3.15940475
0.775	1.11516275
0.8	0
0.825	0
0.85	0
0.875	0
0.9	0
0.925	0
0.95	0
0.975	0
1	0
