amsxox Posted September 6, 2013 Share Posted September 6, 2013 l, I am doing a DNA model and I need help. I kknthat the bases A and T go together and G and C go to get her I have the sequence TA GC AT GC AT CG CG TA GC AT AT GC AT what goes next and how do u know what goes next? Thanks Sorry for the typos and bad grammar, I was in a rush!! X Link to comment Share on other sites More sharing options...
amsxox Posted September 7, 2013 Author Share Posted September 7, 2013 Please help....anyone:-) Link to comment Share on other sites More sharing options...
Strange Posted September 7, 2013 Share Posted September 7, 2013 (edited) The base sequence consists of groups of three bases. Each group is a "codon" which specifies a particular amino acid to be used in the protein specified by the gene. So your sequence should be a sequence of these triplets. https://en.wikipedia.org/wiki/DNA_codon_table If you want to model a specific gene, then you will have to find the sequence for that gene. I don't know where you would find that. Edited September 7, 2013 by Strange Link to comment Share on other sites More sharing options...
CharonY Posted September 9, 2013 Share Posted September 9, 2013 The general notation for DNA is usually the 5' to 3' (e.g. TGAGACCTGAAGA). The complementary strand is usually not indicated as the pairing rules make it obvious what it would be. There is no way to know what goes next based on a short string unless you know where it originated from, as said above. Link to comment Share on other sites More sharing options...
Euler's Identity Posted September 16, 2013 Share Posted September 16, 2013 What protein are you trying to make? You would find what comes next in the sequence based on that if you can find the corresponding RNA code. Link to comment Share on other sites More sharing options...
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