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ACE_Scanning_Analyzer_v1_0.m
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1643 lines (1127 loc) · 54.6 KB
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%ACE_Scanning_Analyzer_v1_0.m
%% Main script to run an ACE Scanning microarray analysis from.
% See to the readme file for help and first steps.
%% Clear the matalb environment
clc; % Clear the command window
clear all; % Clear workspace
close all; % Close all figures
workspace; % Make sure the workspace panel is showing
%% 1. SET THE DIRECTORY - update the following line to point to the location of this folder on your system
cd('/Users/jmunzar/GitHub/ACE-Scanning/');
% Add required code to Matlab search path
cd 'Code/'
addpath(genpath(cd));
cd ..
%% 2. SELECT THE ACE SCANNING DATASET TO ANALYZE
% Uncomment a single dataset and run the script to run the analysis
%%% ATP DNA 1 (ATP DNA - 10^12 density - 2015.08.04 - ATP)
cd ('RawDataFiles/ATP_DNA_1_ATP_12density'); load('ATP_DNA_1_ATP_12density.mat'); cd ../..;
%%% ATP DNA 2 (ATP DNA - Negative Control - 2016.07.13 - GTP)
% cd ('RawDataFiles/ATP_DNA_2_GTP'); load('ATP_DNA_2_GTP.mat'); cd ../..;
%%% ATP DNA 3 (ATP DNA - 10^11 density - 2016.02.25 - ATP)
% cd ('RawDataFiles/ATP_DNA_3_11density'); load('ATP_DNA_3_11density.mat'); cd ../..;
%%% ATP DNA 4 (ATP DNA - 10^10 density - 2016.02.25 - ATP)
% cd ('RawDataFiles/ATP_DNA_4_10density'); load('ATP_DNA_4_10density.mat'); cd ../..;
%%% ATP DNA 5 (ATP DNA - 10^9 density - 2016.02.25 - ATP)
% cd ('RawDataFiles/ATP_DNA_5_9density'); load('ATP_DNA_5_9density.mat'); cd ../..;
%%% ATP DNA 6 (ATP DNA - Quantitaitive Slide 1 - 2016.07.06 - ATP)
% cd ('RawDataFiles/ATP_DNA_6_Quant1'); load('ATP_DNA_6_Quant1.mat'); cd ../..;
%%% ATP DNA 7 (ATP DNA - Quantitaitive Slide 2 - 2016.07.06 - ATP)
% cd ('RawDataFiles/ATP_DNA_7_Quant2'); load('ATP_DNA_7_Quant2.mat'); cd ../..;
%%% ATP RNA 1 (ATP RNA - 10^12 density - 2016.02.28 - ATP)
% cd ('RawDataFiles/ATP_RNA_1'); load('ATP_RNA_1.mat'); cd ../..;
%%% Cocaine DNA 1 (Cocaine DNA - 10^12 density - 2016.02.06 - Cocaine)
% cd ('RawDataFiles/Cocaine_DNA_1'); load('Cocaine_DNA_1.mat'); cd ../..;
%%% Thrombin 1 Green (Thrombin DNA - 10^10 density - 2016.02.28 - Thrombin in Sodium Buffer)
% cd ('RawDataFiles/Thrombin_1_Sodium_Green'); load('Thrombin_1_Sodium_Green.mat'); cd ../..;
%%% Thrombin 1 Red (Thrombin DNA - 10^10 density - 2016.02.28 - Thrombin in Sodium Buffer)
% cd ('RawDataFiles/Thrombin_1_Sodium_Red'); load('Thrombin_1_Sodium_Red.mat'); cd ../..;
%%% Thrombin 2 Green (Thrombin DNA - 10^10 density - 2016.07.13 - Thrombin in Potassium Buffer)
% cd ('RawDataFiles/Thrombin_2_Potassium_Green'); load('Thrombin_2_Potassium_Green.mat'); cd ../..;
%%% Thrombin 2 Red (Thrombin DNA - 10^10 density - 2016.07.13 - Thrombin in Potassium Buffer)
% cd ('RawDataFiles/Thrombin_2_Potassium_Red'); load('Thrombin_2_Potassium_Red.mat'); cd ../..;
%%% add Riboswitch 1 (add RNA - 10^10 density - 2016.07.07 - Adenine and 4mM Mg at 23C)
% cd ('RawDataFiles/addRiboswitch_1_23C_4mM'); load('addRiboswitch_1_23C_4mM.mat'); cd ../..;
%%% add Riboswitch 2 (add RNA - 10^10 density - 2016.08.16 - Adenine and 12 mM Mg at 23C)
% cd ('RawDataFiles/addRiboswitch_2_23C_12mM'); load('addRiboswitch_2_23C_12mM.mat'); cd ../..;
%%% add Riboswitch 3 (add RNA - 10^10 density - 2016.08.11 - Adenine with 0 mM Mg at 10C)
% cd ('RawDataFiles/addRiboswitch_3_10C_0mM'); load('addRiboswitch_3_10C_0mM.mat'); cd ../..;
%%% add Riboswitch 4 (add RNA - 10^10 density - 2016.08.11 - Adenine with 12 mM Mg at 10C)
% cd ('RawDataFiles/addRiboswitch_4_10C_12mM'); load('addRiboswitch_4_10C_12mM.mat'); cd ../..;
%% Create Results Folder if not already made
cd('CompiledResults/')
mkdir(workingfolder); % Make a folder to save the results of the analysis
cd ..
%% Change FLAGS for analysis (Defaults were used for publication)
%%% rmOutliersBKGND FLAG:
% 1: Remove outliers based on background data
% (stdev of mean background signal)
% 0: Do not remove any outliers based on background
FLAG_rmOutliersBKGND = 1 %Default = 1
FLAG_rmOutliersBKGND_sigma = 3 %Default = 3
%%% rmOutliersMorphology FLAG:
% 1: Remove outliers based on spot morphology
% (stdev of spot signal)
% 0: Do not remove any outliers based on morphology
FLAG_rmOutliersMorphology = 1 %Default = 1
FLAG_rmOutliersMorphology_sigma = 3 %Default = 3
%%% rmLowHybdata FLAG:
%%% 2: Remove poorly hybridized ACEs ( Hyb signal < hybSignalFloor
%%% and/or Assay signal < assaySignalFloor )
%%% 1: Remove poorly hybridized Hyb ACEs only (Hyb signal < hybSignalFloor)
%%% 0: Use all ACEs
FLAG_rmLowHybdata = 2 %Default = 2
FLAG_rmLowHybdata_HybFloor = 200 %Default = 200
FLAG_rmLowHybdata_AssayFloor = 100 %Default = 100
%% IMPORT MICROARRAY DATA
%%%
%%%
cd('RawDataFiles/');
cd(workingfolder);
% Get spot location, sorting information from the gal file:
[N_Rows, N_Columns, N_SubArrays, N_ACEs, N_ReplicatesPerACE, ...
SpotIDnumber_Left, SpotIDnumber_Right, ...
sort_indices_Left, sort_indices_Right] ...
= extractGalFile(filename_Gal, cd);
% Import raw data into structures:
[Hyb_rawdata, Assay_rawdata] = extractArrayData(filename_Hyb, ...
filename_Assay, cd, N_SubArrays);
cd ../..
%% ORIENT DATA IN MICROARRAY LAYOUT FOR DATA VIEWING
% Use OrientedData to look at raw microarray data
OrientedData(1:N_Rows,1:N_Columns,1:N_SubArrays) = NaN;
counter = 0;
for i = 1:N_Rows
for j = 1:N_Columns
counter = counter+1;
for k = 1:N_SubArrays
OrientedData(i,j,k) = ...
Hyb_rawdata.stdevSignal(counter,k) / ...
Hyb_rawdata.meanSignal(counter,k);
end
end
end
%% REMOVE ANY OUTLIERS, ACCORDING TO FLAGS
Hyb_data.medianSignal = Hyb_rawdata.medianSignal;
Hyb_data.meanSignal = Hyb_rawdata.meanSignal;
Assay_data.medianSignal = Assay_rawdata.medianSignal;
Assay_data.meanSignal = Assay_rawdata.meanSignal;
Assay_data.medianBackground = Assay_rawdata.medianBackground;
Assay_data.meanBackground = Assay_rawdata.meanBackground;
Hyb_data.medianSignal_rmOutliers = Hyb_data.medianSignal;
Hyb_data.meanSignal_rmOutliers = Hyb_data.meanSignal;
Assay_data.medianSignal_rmOutliers = Assay_data.medianSignal;
Assay_data.meanSignal_rmOutliers = Assay_data.meanSignal;
Assay_data.medianBackground_rmOutliers = Assay_data.medianBackground;
Assay_data.meanBackground_rmOutliers = Assay_data.meanBackground;
%% remove datapoints based on background signal:
if FLAG_rmOutliersBKGND == 1
for j = 1:size(Hyb_rawdata.medianSignal,2)
Temp = (1:size(Hyb_data.medianSignal_rmOutliers(:,j),1));
TempH = Temp'./Temp';
TempH(...
Hyb_rawdata.meanBackground(:,j) > ...
mean(Hyb_rawdata.meanBackground(:,j)) + ...
FLAG_rmOutliersBKGND_sigma * ...
std(Hyb_rawdata.meanBackground(:,j)) ) = NaN;
Temp2 = (1:size(Assay_data.medianSignal_rmOutliers(:,j),1));
TempA = Temp2'./Temp2';
TempA(...
Assay_rawdata.meanBackground(:,j) > ...
mean(Assay_rawdata.meanBackground(:,j)) + ...
FLAG_rmOutliersBKGND_sigma * ...
std(Assay_rawdata.meanBackground(:,j)) ) = NaN;
Hyb_data.medianSignal_rmOutliers(:,j) = ...
Hyb_data.medianSignal_rmOutliers(:,j).*TempH;
Hyb_data.meanSignal_rmOutliers(:,j) = ...
Hyb_data.meanSignal_rmOutliers(:,j).*TempH;
Assay_data.medianSignal_rmOutliers(:,j) = ...
Assay_data.medianSignal_rmOutliers(:,j).*TempA;
Assay_data.meanSignal_rmOutliers(:,j) = ...
Assay_data.meanSignal_rmOutliers(:,j).*TempA;
Assay_data.medianBackground_rmOutliers(:,j) = ...
Assay_data.medianBackground_rmOutliers(:,j).*TempA;
Assay_data.meanBackground_rmOutliers(:,j) = ...
Assay_data.meanBackground_rmOutliers(:,j).*TempA;
end
clear Temp TempH Temp2 TempA
end
% Count how many outliers were removed per subarray for Hyb and Assay
Hyb_data.N_rmOutliersBKGND = sum(isnan(Hyb_data.medianSignal_rmOutliers));
Assay_data.N_rmOutliersBKGND = sum(isnan(Assay_data.medianSignal_rmOutliers));
%% Remove based on spot morphology:
if FLAG_rmOutliersMorphology == 1
for j = 1:size(Hyb_rawdata.medianSignal,2)
Temp = (1:size(Hyb_data.medianSignal_rmOutliers(:,j),1));
TempH = Temp'./Temp';
TempH(...
( Hyb_rawdata.stdevSignal(:,j)./Hyb_rawdata.meanSignal(:,j)) > ...
mean( Hyb_rawdata.stdevSignal(:,j)./Hyb_rawdata.meanSignal(:,j) ) + ...
FLAG_rmOutliersMorphology_sigma * ...
std( Hyb_rawdata.stdevSignal(:,j)./Hyb_rawdata.meanSignal(:,j) ) ...
) = NaN;
Temp2 = (1:size(Hyb_data.medianSignal_rmOutliers(:,j),1));
TempA = Temp2'./Temp2';
TempA(...
( Assay_rawdata.stdevSignal(:,j)./Assay_rawdata.meanSignal(:,j)) > ...
mean( Assay_rawdata.stdevSignal(:,j)./Assay_rawdata.meanSignal(:,j) ) + ...
FLAG_rmOutliersMorphology_sigma * ...
std( Assay_rawdata.stdevSignal(:,j)./Assay_rawdata.meanSignal(:,j) ) ...
) = NaN;
Hyb_data.medianSignal_rmOutliers(:,j) = ...
Hyb_data.medianSignal_rmOutliers(:,j).*TempH;
Hyb_data.meanSignal_rmOutliers(:,j) = ...
Hyb_data.meanSignal_rmOutliers(:,j).*TempH;
Assay_data.medianSignal_rmOutliers(:,j) = ...
Assay_data.medianSignal_rmOutliers(:,j).*TempA;
Assay_data.meanSignal_rmOutliers(:,j) = ...
Assay_data.meanSignal_rmOutliers(:,j).*TempA;
Assay_data.medianBackground_rmOutliers(:,j) = ...
Assay_data.medianBackground_rmOutliers(:,j).*TempA;
Assay_data.meanBackground_rmOutliers(:,j) = ...
Assay_data.meanBackground_rmOutliers(:,j).*TempA;
end
clear Temp TempH Temp2 TempA
end
% Count how many outliers were removed per subarray for Hyb and Assay
Hyb_data.N_rmOutliersMorphology = sum(isnan(Hyb_data.medianSignal_rmOutliers));
Assay_data.N_rmOutliersMorphology = sum(isnan(Assay_data.medianSignal_rmOutliers));
%% SORT MICROARRAY DATA
% use left and right indices from the .gal file:
% Work with rmOutlier datasets from now on
% Sort for median values
tempHyb = Hyb_data.medianSignal_rmOutliers;
tempAssay = Assay_data.medianSignal_rmOutliers;
Hyb_rmOutliers_Sorted = [ ];
Assay_rmOutliers_Sorted = [ ];
for i = [1 2 3 4 5 6]
if i == 2 | i == 4 | i == 6
temp2Hyb = tempHyb(sort_indices_Right,i);
temp2Assay = tempAssay(sort_indices_Right,i);
else
temp2Hyb = tempHyb(sort_indices_Left,i);
temp2Assay = tempAssay(sort_indices_Left,i);
end
Hyb_rmOutliers_Sorted = [Hyb_rmOutliers_Sorted temp2Hyb];
Assay_rmOutliers_Sorted = [ Assay_rmOutliers_Sorted temp2Assay];
end
Hyb_data.medianSignal_rmOutliers_Sorted = Hyb_rmOutliers_Sorted;
Assay_data.medianSignal_rmOutliers_Sorted = Assay_rmOutliers_Sorted;
clear tempHyb tempAssay
% Sort for mean values
tempHyb = Hyb_data.meanSignal_rmOutliers;
tempAssay = Assay_data.meanSignal_rmOutliers;
Hyb_rmOutliers_Sorted = [ ];
Assay_rmOutliers_Sorted = [ ];
for i = [1 2 3 4 5 6]
if i == 2 | i == 4 | i == 6
temp2Hyb = tempHyb(sort_indices_Right,i);
temp2Assay = tempAssay(sort_indices_Right,i);
else
temp2Hyb = tempHyb(sort_indices_Left,i);
temp2Assay = tempAssay(sort_indices_Left,i);
end
Hyb_rmOutliers_Sorted = [Hyb_rmOutliers_Sorted temp2Hyb];
Assay_rmOutliers_Sorted = [ Assay_rmOutliers_Sorted temp2Assay];
end
Hyb_data.meanSignal_rmOutliers_Sorted = Hyb_rmOutliers_Sorted;
Assay_data.meanSignal_rmOutliers_Sorted = Assay_rmOutliers_Sorted;
clear tempHyb tempAssay
% Sort for assay background values
tempAssay1 = Assay_data.medianBackground_rmOutliers;
tempAssay2 = Assay_data.meanBackground_rmOutliers;
Assay_rmOutliers_Sorted1 = [ ];
Assay_rmOutliers_Sorted2 = [ ];
for i = [1 2 3 4 5 6]
if i == 2 | i == 4 | i == 6
temp2Assay1 = tempAssay1(sort_indices_Right,i);
temp2Assay2 = tempAssay2(sort_indices_Right,i);
else
temp2Assay1 = tempAssay1(sort_indices_Left,i);
temp2Assay2 = tempAssay2(sort_indices_Left,i);
end
Assay_rmOutliers_Sorted1 = [ Assay_rmOutliers_Sorted1 temp2Assay1];
Assay_rmOutliers_Sorted2 = [ Assay_rmOutliers_Sorted2 temp2Assay2];
end
Assay_data.medianBackground_rmOutliers_Sorted = Assay_rmOutliers_Sorted1;
Assay_data.meanBackground_rmOutliers_Sorted = Assay_rmOutliers_Sorted2;
clear tempAssay1 tempAssay2
%% COMPRESS MICROARRAY DATA INTO SINGLE DATA POINTS FOR EACH ACE
for j=1:N_SubArrays
counter = 0; %reset count within each subarray
for i = 1:N_ReplicatesPerACE:N_ACEs*N_ReplicatesPerACE
counter = counter+1; %count forward by N_ReplicatesPerACE
% average over N_ReplicatesPerACE for each ACE
Hyb_data.medianSRS_C(counter,j) = nanmean(Hyb_data.medianSignal_rmOutliers_Sorted(i:i+N_ReplicatesPerACE-1,j));
Hyb_data.medianSRS_C_Std(counter,j) = nanstd(Hyb_data.medianSignal_rmOutliers_Sorted(i:i+N_ReplicatesPerACE-1,j));
Hyb_data.meanSRS_C(counter,j) = nanmean(Hyb_data.meanSignal_rmOutliers_Sorted(i:i+N_ReplicatesPerACE-1,j));
Hyb_data.meanSRS_C_Std(counter,j) = nanstd(Hyb_data.meanSignal_rmOutliers_Sorted(i:i+N_ReplicatesPerACE-1,j));
Hyb_data.SRS_C_NaNcount(counter,j) = sum(isnan(Hyb_data.medianSignal_rmOutliers_Sorted(i:i+N_ReplicatesPerACE-1,j)));
Assay_data.medianSRS_C(counter,j) = nanmean(Assay_data.medianSignal_rmOutliers_Sorted(i:i+N_ReplicatesPerACE-1,j));
Assay_data.medianSRS_C_Std(counter,j) = nanstd(Assay_data.medianSignal_rmOutliers_Sorted(i:i+N_ReplicatesPerACE-1,j));
Assay_data.meanSRS_C(counter,j) = nanmean(Assay_data.meanSignal_rmOutliers_Sorted(i:i+N_ReplicatesPerACE-1,j));
Assay_data.meanSRS_C_Std(counter,j) = nanstd(Assay_data.meanSignal_rmOutliers_Sorted(i:i+N_ReplicatesPerACE-1,j));
Assay_data.SRS_C_NaNcount(counter,j) = sum(isnan(Assay_data.medianSignal_rmOutliers_Sorted(i:i+N_ReplicatesPerACE-1,j)));
Assay_data.medianBRS_C(counter,j) = nanmean(Assay_data.medianBackground_rmOutliers_Sorted(i:i+N_ReplicatesPerACE-1,j));
Assay_data.meanBRS_C(counter,j) = nanmean(Assay_data.meanBackground_rmOutliers_Sorted(i:i+N_ReplicatesPerACE-1,j));
Assay_data.medianBRS_C_std(counter,j) = nanstd(Assay_data.medianBackground_rmOutliers_Sorted(i:i+N_ReplicatesPerACE-1,j));
Assay_data.meanBRS_C_std(counter,j) = nanstd(Assay_data.meanBackground_rmOutliers_Sorted(i:i+N_ReplicatesPerACE-1,j));
end
end
%% Remove any ACEs that contain too few replicate conditions:
Hyb_data.medianSRS_C(Hyb_data.SRS_C_NaNcount > ...
N_ReplicatesPerACE - minACEsAfterOutlierRemoval) = NaN;
Hyb_data.meanSRS_C(Hyb_data.SRS_C_NaNcount > ...
N_ReplicatesPerACE - minACEsAfterOutlierRemoval) = NaN;
Assay_data.medianSRS_C(Assay_data.SRS_C_NaNcount > ...
N_ReplicatesPerACE - minACEsAfterOutlierRemoval) = NaN;
Assay_data.meanSRS_C(Assay_data.SRS_C_NaNcount > ...
N_ReplicatesPerACE - minACEsAfterOutlierRemoval) = NaN;
Assay_data.medianBRS_C(Assay_data.SRS_C_NaNcount > ...
N_ReplicatesPerACE - minACEsAfterOutlierRemoval) = NaN;
Assay_data.meanBRS_C(Assay_data.SRS_C_NaNcount > ...
N_ReplicatesPerACE - minACEsAfterOutlierRemoval) = NaN;
%% REORDER ARRAY DATA FROM HIGH TO LOW TARGET CONCENTRATION
% Reorder blocks from high to low target, Buffer, Blank conditions
Hyb_data.medianSRS_C_Reorder = Hyb_data.medianSRS_C(:,reorderBlocks);
Hyb_data.meanSRS_C_Reorder = Hyb_data.meanSRS_C(:,reorderBlocks);
Assay_data.medianSRS_C_Reorder = Assay_data.medianSRS_C(:,reorderBlocks);
Assay_data.meanSRS_C_Reorder = Assay_data.meanSRS_C(:,reorderBlocks);
Assay_data.medianBRS_C_Reorder = Assay_data.medianBRS_C(:,reorderBlocks);
Assay_data.meanBRS_C_Reorder = Assay_data.meanBRS_C(:,reorderBlocks);
%% CALCULATE ACE SCORES:
ACE_Scores.median = Assay_data.medianSRS_C(:,reorderBlocks)./Hyb_data.medianSRS_C(:,reorderBlocks);
ACE_Scores.median_Std = ...
ACE_Scores.median .* sqrt( ...
( Hyb_data.medianSRS_C_Std(:,reorderBlocks)./Hyb_data.medianSRS_C(:,reorderBlocks) ).^2 + ...
( Assay_data.medianSRS_C_Std(:,reorderBlocks)./Assay_data.medianSRS_C(:,reorderBlocks) ).^2 ...
);
ACE_Scores.mean = Assay_data.meanSRS_C(:,reorderBlocks)./Hyb_data.meanSRS_C(:,reorderBlocks);
ACE_Scores.mean_Std = ...
ACE_Scores.mean .* sqrt( ...
(Hyb_data.meanSRS_C_Std(:,reorderBlocks)./Hyb_data.meanSRS_C(:,reorderBlocks)).^2 + ...
(Assay_data.meanSRS_C_Std(:,reorderBlocks)./Assay_data.meanSRS_C(:,reorderBlocks)).^2 ...
);
% ACE_Scores.backgroundMedian = Assay_data.medianBRS_C(:,reorderBlocks);
% ACE_Scores.backgroundMean = Assay_data.meanBRS_C(:,reorderBlocks);
%% NORMALIZE ARRAY DATA TO BLANK CONDITION (BLANK = 1 for every ACE)
for j = 1:size(ACE_Scores.median,2)
ACE_Scores.median_Normalized(:,j) = ACE_Scores.median(:,j)./ ACE_Scores.median(:,end);
ACE_Scores.median_Normalized_std(:,j) = ...
ACE_Scores.median_Normalized(:,j) .* sqrt( ...
( ACE_Scores.median_Std(:,j) ./ ACE_Scores.median(:,j) ).^2 + ...
( ACE_Scores.median_Std(:,end) ./ ACE_Scores.median(:,end) ).^2 ...
);
ACE_Scores.mean_Normalized(:,j) = ACE_Scores.mean(:,j)./ ACE_Scores.mean(:,end);
ACE_Scores.mean_Normalized_std(:,j) = ...
ACE_Scores.mean_Normalized(:,j) .* sqrt( ...
( ACE_Scores.mean_Std(:,j) ./ ACE_Scores.mean(:,j) ).^2 + ...
( ACE_Scores.mean_Std(:,end) ./ ACE_Scores.mean(:,end) ).^2 ...
);
end
%% REMOVE POORLY HYBRIDIZED ACEs FROM RESULTS (based on HYB and/or ASSAY microarray)
ACE_Scores.median_Normalized_rmLowHyb = ACE_Scores.median_Normalized;
ACE_Scores.mean_Normalized_rmLowHyb = ACE_Scores.mean_Normalized;
if FLAG_rmLowHybdata == 1 | FLAG_rmLowHybdata == 2
ACE_Scores.median_Normalized_rmLowHyb( ...
Hyb_data.medianSRS_C <= ...
FLAG_rmLowHybdata_HybFloor) = NaN;
ACE_Scores.mean_Normalized_rmLowHyb( ...
Hyb_data.meanSRS_C <= ...
FLAG_rmLowHybdata_HybFloor) = NaN;
end
if FLAG_rmLowHybdata == 2
ACE_Scores.median_Normalized_rmLowHyb( ...
Assay_data.medianSRS_C <= ...
FLAG_rmLowHybdata_AssayFloor) = NaN;
ACE_Scores.mean_Normalized_rmLowHyb( ...
Assay_data.meanSRS_C <= ...
FLAG_rmLowHybdata_AssayFloor) = NaN;
end
%% Remove any ACEs that contain an NaN value on any subarray
for i = 1:size(ACE_Scores.median_Normalized_rmLowHyb,1)
if sum(isnan(ACE_Scores.median_Normalized_rmLowHyb(i,:))) > 0
ACE_Scores.median_Normalized_rmLowHyb(i,:) = NaN;
end
if sum(isnan(ACE_Scores.mean_Normalized_rmLowHyb(i,:))) > 0
ACE_Scores.mean_Normalized_rmLowHyb(i,:) = NaN;
end
end
%% CALCUALTE MICHAELIS-MENTEN VALUES (Km, Vmax)
% Skip if Flag_SkipKm = 1
if Flag_SkipKm == 1
else
warning off
Vmax_min = -0.1;
Vmax_max = 1.2;
[ ACE_Scores.Km, ACE_Scores.Km_Std, ...
ACE_Scores.Vmax, ACE_Scores.Vmax_Std, ...
ACE_Scores.MSError] = ...
extractMichaelisMenten(ACE_Scores.median_Normalized_rmLowHyb(:,1:end-1), LigandConc, Vmax_min, Vmax_max);
warning on
end
%% LOAD ACE SEQUENCES (5' -> 3')
cd('RawDataFiles/');
cd(workingfolder)
warning off bioinfo:oligoprop:SeqLengthTooShort; % Turn off warnings from matlab's oligoprop function
[ACEs.sequences, ACEs.Tm_NN_Matlab, ACEs.deltaG, ACEs.deltaG_self] = ...
extractOligoProperties(filename_ACEsequences, N_ACEs);
cd ../..
%% CALCUALTE VARIABLES FOR HEATMAP PLOTS
lengthCounterLeft = 1;
lengthCounterRight = 0;
designCounter = 1;
misMatchCounter = 0;
ACEs.plotMatrix = {};
% scan over all ACE sequences defined in the file
for i = 1:size(ACEs.sequences,1)-1
lengthCounterRight = lengthCounterRight+1;
% check if we are in the first mismatch regime
if i >= misMatchIndex(1) && i <= misMatchIndex(2)+1
misMatchCounter = misMatchCounter+1;
if misMatchCounter == misMatch(1)
%End of one mismatched ACE 5' location, go to next
ACEs.plotMatrix{designCounter,1} = lengthCounterLeft:lengthCounterRight;
designCounter = designCounter+1;
lengthCounterLeft = lengthCounterRight+1;
misMatchCounter = 0;
end
% if not, check if we are in the second mismatch regime
elseif i >= misMatchIndex(3) && i <= misMatchIndex(4)+1
misMatchCounter = misMatchCounter+1;
if misMatchCounter == misMatch(2)
% End of one mismatched ACE 5' location, go to next
ACEs.plotMatrix{designCounter,1} = lengthCounterLeft:lengthCounterRight;
designCounter = designCounter+1;
lengthCounterLeft = lengthCounterRight+1;
misMatchCounter = 0;
end
elseif size(ACEs.sequences{i},2) == size(ACEs.sequences{i+1},2) ...
&& strncmpi(ACEs.sequences(i+1),'TTTTT',5) == 0
elseif strncmpi(ACEs.sequences(i),'TTTTT',5) == 1 ...
&& strncmpi(ACEs.sequences(i+1),'TTTTT',5) == 1
% If working with 5' PolyT ACEs, test for size increase
if size(ACEs.sequences{i},2) +1 == size(ACEs.sequences{i+1},2)
ACEs.plotMatrix{designCounter,1} = lengthCounterLeft:lengthCounterRight;
designCounter = designCounter+1;
lengthCounterLeft = lengthCounterRight+1;
end
elseif size(ACEs.sequences{i},2) ~= size(ACEs.sequences{i+1},2) ...
|| strncmpi(ACEs.sequences(i+1),'TTTTT',5) == 1
% If size changes, start new matrix of indexes
ACEs.plotMatrix{designCounter,1} = lengthCounterLeft:lengthCounterRight;
designCounter = designCounter+1;
lengthCounterLeft = lengthCounterRight+1;
end
% Case of last elements in the array, group together:
if i == size(ACEs.sequences,1)-1
lengthCounterRight = lengthCounterRight+1;
ACEs.plotMatrix{designCounter,1} = lengthCounterLeft:lengthCounterRight;
end
end
%% DEFINE ADDITIONAL SCORES FOR MAKING HEAT MAP FIGURES (koff, k*off, ratios)
%remove ACEs that have negative switching...
ACE_Scores.median_Normalized_std(Hyb_data.SRS_C_NaNcount > ...
N_ReplicatesPerACE - minACEsAfterOutlierRemoval) = NaN;
%Baseline score = Blank - Buffer
ACE_Scores.baselineSwitch = 1-ACE_Scores.median_Normalized_rmLowHyb(:,5);
ACE_Scores.baselineSwitch_std = sqrt(ACE_Scores.median_Normalized_std(:,6).^2 + ACE_Scores.median_Normalized_std(:,5).^2);
ACE_Scores.baselineSwitch_std(isnan(ACE_Scores.baselineSwitch))= NaN;
%MaxSwitch score = Buffer - Max Ligand
ACE_Scores.maxSwitch = ACE_Scores.median_Normalized_rmLowHyb(:,5)-ACE_Scores.median_Normalized_rmLowHyb(:,1);
ACE_Scores.maxSwitch_std = sqrt(ACE_Scores.median_Normalized_std(:,5).^2 + ACE_Scores.median_Normalized_std(:,1).^2) ;
ACE_Scores.maxSwitch_std(isnan(ACE_Scores.maxSwitch))= NaN;
%SwitchRatio1 score = abs(MaxSwitch)/abs(Baseline)
ACE_Scores.switchRatio1 = abs(ACE_Scores.maxSwitch) ./ abs(ACE_Scores.baselineSwitch) ;
ACE_Scores.switchRatio1_std = ACE_Scores.switchRatio1.*sqrt( (ACE_Scores.maxSwitch_std./ACE_Scores.maxSwitch).^2 + (ACE_Scores.baselineSwitch_std./ACE_Scores.baselineSwitch).^2);
%SwitchRatio2 score = abs[ (MaxSwitch) + (Baseline) ] ./ abs(Baseline)
ACE_Scores.switchRatio2 = abs(ACE_Scores.maxSwitch + ACE_Scores.baselineSwitch)./ abs(ACE_Scores.baselineSwitch) ;
temp = abs(ACE_Scores.maxSwitch + ACE_Scores.baselineSwitch);
temp_std = sqrt(ACE_Scores.maxSwitch_std.^2 + ACE_Scores.baselineSwitch_std.^2);
ACE_Scores.switchRatio2_std = abs(ACE_Scores.switchRatio2).*sqrt((temp_std./temp).^2 + (ACE_Scores.baselineSwitch_std./ACE_Scores.baselineSwitch).^2);
clear temp temp_std
%% LEAST SQUARES FITTING
% Linearly fit rates vs log10 of ligand concentration
for n = 1:size(ACE_Scores.median_Normalized_rmLowHyb,1)
x = log10(LigandConc);
p = polyfit(x, ACE_Scores.median_Normalized_rmLowHyb(n,1:end-2),1); % Fit to a line
slope(n) = p(1);
intercept(n) = p(2);
ycalc = slope(n)*x + intercept(n);
SSres(n) = sum((ACE_Scores.median_Normalized_rmLowHyb(n,1:end-2) - ycalc).^2);
SStot(n) = sum((ACE_Scores.median_Normalized_rmLowHyb(n,1:end-2) - mean(ACE_Scores.median_Normalized_rmLowHyb(n,1:end-2))).^2);
Rsq(n) = 1 - SSres(n)/SStot(n);
end
ACE_Scores.LSFit_Slope = slope';
ACE_Scores.LSFit_Intercept = intercept';
ACE_Scores.LSFit_Rsq = Rsq';
%% TILE THE DATA INTO HEATMAPS
[ACE_Scores.baselineSwitchTiled5Prime, ACE_Scores.baselineSwitchTiled3Prime] = tileSmoothHeatMapData(...
ACE_Scores.baselineSwitch, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[ACE_Scores.baselineSwitch_stdTiled5Prime, ACE_Scores.baselineSwitch_stdTiled3Prime] = tileSmoothHeatMapData(...
ACE_Scores.baselineSwitch_std, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[ACE_Scores.maxSwitchTiled5Prime, ACE_Scores.maxSwitchTiled3Prime] = tileSmoothHeatMapData(...
ACE_Scores.maxSwitch, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[ACE_Scores.maxSwitch_stdTiled5Prime, ACE_Scores.maxSwitch_stdTiled3Prime] = tileSmoothHeatMapData(...
ACE_Scores.maxSwitch_std, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[ACE_Scores.switchRatio1Tiled5Prime, ACE_Scores.switchRatio1Tiled3Prime] = tileSmoothHeatMapData(...
ACE_Scores.switchRatio1, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[ACE_Scores.switchRatio2Tiled5Prime, ACE_Scores.switchRatio2Tiled3Prime] = tileSmoothHeatMapData(...
ACE_Scores.switchRatio2, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
% Also Tile Km and Vmax values
if Flag_SkipKm == 1
else
[ACE_Scores.VmaxTiled5Prime, ACE_Scores.VmaxTiled3Prime] = tileSmoothHeatMapData( ...
ACE_Scores.Vmax, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[ACE_Scores.KmTiled5Prime, ACE_Scores.KmTiled3Prime] = tileSmoothHeatMapData(...
ACE_Scores.Km, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
end
%% TILE HYB, ASSAY AND INTERARRAY DATA INTO HEATMAPS
% calculare interarray loss of fluorescence in the BLANK condition:
ACE_Scores.interarray = 100 - Gain_Hyb/Gain_Assay*100*Assay_data.medianSRS_C(:,6)./(Hyb_data.medianSRS_C(:,6));
ACE_Scores.interarray(isnan(ACE_Scores.baselineSwitch))= NaN;
[ACE_Scores.interarrayTiled5Prime, ACE_Scores.interarrayTiled3Prime] = tileSmoothHeatMapData(...
ACE_Scores.interarray, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[Hyb_data.medianSRS_C_Tiled5Prime, Hyb_data.medianSRS_C_Tiled3Prime] = tileSmoothHeatMapData(...
Hyb_data.medianSRS_C(:,1), ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[Assay_data.medianSRS_C_Tiled5Prime, Assay_data.medianSRS_C_Tiled3Prime] = tileSmoothHeatMapData(...
Assay_data.medianSRS_C(:,1), ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[ACEs.Tm_NN_Matlab_Tiled5Prime, ACEs.Tm_NN_Matlab_Tiled3Prime] = tileSmoothHeatMapData(...
ACEs.Tm_NN_Matlab, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[ACEs.deltaG_Tiled5Prime, ACEs.deltaG_Tiled3Prime] = tileSmoothHeatMapData(...
ACEs.deltaG, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[ACEs.deltaG_self_Tiled5Prime, ACEs.deltaG_self_Tiled3Prime] = tileSmoothHeatMapData(...
ACEs.deltaG_self, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
% Tile with background subtraction:
[Assay_data.medianBackgroundTiled5Prime, Assay_data.medianBackgroundTiled3Prime] = tileSmoothHeatMapData(...
Assay_data.medianSRS_C_Reorder(:,1) - Assay_data.medianBRS_C_Reorder(:,1), ...
ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[Assay_data.meanBackgroundTiled5Prime, Assay_data.meanBackgroundTiled3Prime] = tileSmoothHeatMapData(...
Assay_data.meanSRS_C_Reorder(:,1) - Assay_data.meanBRS_C_Reorder(:,1), ...
ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
%% In this section, decompose the Heatmaps generated above to only show e.g. 7-15mers, only MM's, etc...
HeatMapDecompCounter = [];
HeatMapDecompCounter(1) = 1;
for i = 1:size(ACEs.plotMatrix, 1)
for j = ACEs.plotMatrix{i}(1):ACEs.plotMatrix{i}(end)
if j == misMatchIndex(1)
HeatMapDecompCounter(2) = i-1;
HeatMapDecompCounter(3) = i;
elseif j == misMatchIndex(2)
HeatMapDecompCounter(4) = i;
elseif j == misMatchIndex(3)
HeatMapDecompCounter(5) = i;
elseif j == misMatchIndex(4)
HeatMapDecompCounter(6) = i;
end
end
end
HeatMapDecompCounter(7) = size(ACEs.plotMatrix, 1);
%% Tile Interarray Data, but separated into perfect match or MisMatch sections
[ACE_Scores_Perf.baselineSwitchTiled5Prime, ACE_Scores_Perf.baselineSwitchTiled3Prime, ACE_Scores_Perf.baselineSwitchTiled5Prime_Smooth, ACE_Scores_Perf.baselineSwitch_Counts] = tileSmoothHeatMapData(...
ACE_Scores.baselineSwitch, ACEs.sequences, ACEs.plotMatrix(HeatMapDecompCounter(1):HeatMapDecompCounter(2)), startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[ACE_Scores_Perf.maxSwitchTiled5Prime, ACE_Scores_Perf.maxSwitchTiled3Prime, ACE_Scores_Perf.maxSwitchTiled5Prime_Smooth, ACE_Scores_Perf.maxSwitch_Counts] = tileSmoothHeatMapData(...
ACE_Scores.maxSwitch, ACEs.sequences, ACEs.plotMatrix(HeatMapDecompCounter(1):HeatMapDecompCounter(2)), startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[ACE_Scores_MM1.baselineSwitchTiled5Prime, ACE_Scores_MM1.baselineSwitchTiled3Prime, ACE_Scores_MM1.baselineSwitchTiled5Prime_Smooth, ACE_Scores_MM1.baselineSwitch_Counts] = tileSmoothHeatMapData(...
ACE_Scores.baselineSwitch, ACEs.sequences, ACEs.plotMatrix(HeatMapDecompCounter(3):HeatMapDecompCounter(4)), startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[ACE_Scores_MM1.maxSwitchTiled5Prime, ACE_Scores_MM1.maxSwitchTiled3Prime, ACE_Scores_MM1.maxSwitchTiled5Prime_Smooth, ACE_Scores_MM1.maxSwitch_Counts] = tileSmoothHeatMapData(...
ACE_Scores.maxSwitch, ACEs.sequences, ACEs.plotMatrix(HeatMapDecompCounter(3):HeatMapDecompCounter(4)), startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
%% Project mismatches onto aptamer sequence
ACE_Scores_MM1.maxSwitch_ProjectOnAptamer = nanmean(ACE_Scores_MM1.maxSwitchTiled5Prime');
%% Quantitative data analysis
if QuantitativeFlag == 1;
cd('RawDataFiles/');
cd(workingfolder)
% Read in file
StartRow = 1;
StartCol = 0;
% Open files, read file contents
try
QuantExtractedData.raw = csvread(filename_ExtractedData,StartRow,StartCol);
catch me
disp('Can not find ExtractedData file')
end
% Remove any ACEs that contain an NaN value on any subarray
for i = 1:size(QuantExtractedData.raw,1)
if sum(isnan(QuantExtractedData.raw(i,:))) > 0
QuantExtractedData.raw(i,:) = NaN;
end
end
QuantExtractedData.processed(:,1:8) = QuantExtractedData.raw(:,1:8);
QuantExtractedData.processed(:,9) = mean(QuantExtractedData.raw(:,8:9),2);
% CALCUALTE MICHAELIS-MENTEN VALUES (Km, Vmax)
warning off
QuantLigandConc = [.01 0.002 .0004 .00008 .000016 .0000032 .00000064 .000000128]; % ATP concentrations, Molar
QuantVmax_min = -0.1;
QuantVmax_max = 1.2;
[ QuantExtractedData.Km, QuantExtractedData.Km_Std, ...
QuantExtractedData.Vmax, QuantExtractedData.Vmax_Std, ...
QuantExtractedData.MSError] = ...
extractMichaelisMenten(QuantExtractedData.processed, QuantLigandConc, QuantVmax_min, QuantVmax_max);
warning on
cd ../..
end
%% Surface density data analysis for ATP DNA aptamer
if SurfaceDensityFlag == 1;
cd('RawDataFiles/');
cd(workingfolder)
% Read in file
StartRow = 2;
StartCol = 0;
% Open files, read file contents
try
SurfaceDensity.raw = csvread(filename_SurfaceDensityData,StartRow,StartCol);
catch me
disp('Can not find SurfaceDensityData file')
end
% Remove any ACEs that contain an NaN value on any subarray
for i = 1:size(SurfaceDensity.raw,1)
if sum(isnan(SurfaceDensity.raw(i,:))) > 0
SurfaceDensity.raw(i,:) = NaN;
end
end
SurfaceDensity.processed(:,1) = SurfaceDensity.raw(:,1);
SurfaceDensity.processed(:,2) = SurfaceDensity.raw(:,2);
SurfaceDensity.processed(:,3:8) = SurfaceDensity.raw(:,5:10);
SurfaceDensity.baseline(:,1) = 1-SurfaceDensity.processed(:,1);
SurfaceDensity.baseline(:,2) = 1-SurfaceDensity.processed(:,3);
SurfaceDensity.baseline(:,3) = 1-SurfaceDensity.processed(:,5);
SurfaceDensity.baseline(:,4) = 1-SurfaceDensity.processed(:,7);
SurfaceDensity.maxligand(:,1) = SurfaceDensity.processed(:,1)-SurfaceDensity.processed(:,2);
SurfaceDensity.maxligand(:,2) = SurfaceDensity.processed(:,3)-SurfaceDensity.processed(:,4);
SurfaceDensity.maxligand(:,3) = SurfaceDensity.processed(:,5)-SurfaceDensity.processed(:,6);
SurfaceDensity.maxligand(:,4) = SurfaceDensity.processed(:,7)-SurfaceDensity.processed(:,8);
cd ../..
end
%% TBA RED and GREEN channel Analysis
if CompareRedGreenChannelsFlag == 1;
cd('RawDataFiles/');
cd(workingfolder)
% Read in file
StartRow = 1;
StartCol = 0;
% Open files, read file contents
try
data_REDGREEN.raw = csvread(filename_RED_GREEN_data,StartRow,StartCol);
catch me
disp('Can not find RED_GREEN_Data file')
end
data_REDGREEN.HybGREEN = data_REDGREEN.raw(:,1);
data_REDGREEN.Assay1GREEN = data_REDGREEN.raw(:,2);
data_REDGREEN.Assay2GREEN = data_REDGREEN.raw(:,3);
data_REDGREEN.Assay1RED = data_REDGREEN.raw(:,4);
data_REDGREEN.Assay2RED = data_REDGREEN.raw(:,5);
data_REDGREEN.NormHyb1 = data_REDGREEN.Assay1RED ./ data_REDGREEN.HybGREEN;
data_REDGREEN.NormHyb2 = data_REDGREEN.Assay2RED ./ data_REDGREEN.HybGREEN;
data_REDGREEN.NormAssay1 = data_REDGREEN.Assay1RED ./ data_REDGREEN.Assay1GREEN;
data_REDGREEN.NormAssay2 = data_REDGREEN.Assay2RED ./ data_REDGREEN.Assay2GREEN;
[data_REDGREEN.AbsoluteAssay1Tiled5Prime, ACE_Scores_Perf.NormAssay1Tiled3Prime, ~, ~ ] = tileSmoothHeatMapData(...
data_REDGREEN.Assay1RED, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[data_REDGREEN.NormAssay1Tiled5Prime, ACE_Scores_Perf.NormAssay1Tiled3Prime, ~, ~ ] = tileSmoothHeatMapData(...
data_REDGREEN.NormAssay1, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
[data_REDGREEN.NormAssay2Tiled5Prime, ACE_Scores_Perf.NormAssay2Tiled3Prime, ~, ~ ] = tileSmoothHeatMapData(...
data_REDGREEN.NormAssay2, ACEs.sequences, ACEs.plotMatrix, startingTilingInAptamer, aptamerSequenceLength, misMatchIndex);
cd ../..
end
%% TBA Sodium vs. Potassium Analysis
if CompareSodiumPotassiumFlag == 1;
cd('RawDataFiles/');
cd(workingfolder)
% Read in file
StartRow = 1;
StartCol = 0;
% Open files, read file contents
try
data_SodiumPotassium.raw = csvread(filename_Sodium_Potassium_data,StartRow,StartCol);
catch me
disp('Can not find Sodium vs Potassium data file')
end
data_SodiumPotassium.Sodium.Baseline = data_SodiumPotassium.raw(:,1);
data_SodiumPotassium.Sodium.MaxLigand = data_SodiumPotassium.raw(:,2);
data_SodiumPotassium.Potassium.Baseline = data_SodiumPotassium.raw(:,3);
data_SodiumPotassium.Potassium.MaxLigand = data_SodiumPotassium.raw(:,4);
cd ../..