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Genomic signature using FCGR

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from Genomic signature using FCGR by Jesús P. Mena-Chalco
Genomic signature using Chaos game representation of frequencies.

buildComplementarDNA(sequenceA)
function sequenceB = buildComplementarDNA(sequenceA)
    n = length(sequenceA);
    
    sequenceB(n) = ' ';
    
    for i=1:n
        switch (sequenceA(i))
            case 'A'
                complementar = 'T';
            case 'T'
                complementar = 'A';
            case 'C'
                complementar = 'G';
            case 'G'
                complementar = 'C'; 
            otherwise
                i
                disp(sequenceA(i));
        end;
        sequenceB(n-i+1) = char(complementar);
    end;
    
end

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