Lecture 5 DNA

Lecture 5 DNA - Carboxy-end 5 OH unlinked 3 OH unlinked DNA...

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DNA BIBC 100
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Sequence = Information Alphabet = language L,I,F,E LIFE DNA = DNA code A, T, C, G CAC =Histidine CAG =Glutamine GGG =Glycine Protein = Protein code 20 a.a. LIVE EVIL
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DNA A DNA chain has polarity Just as for proteins we have N C, For DNA the base sequence is 5’ 3’ Both proteins and DNA are polymers with sequence specificity and directionality Protein: Polypeptide DNA: Polynucleotide Amino-end
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Unformatted text preview: Carboxy-end 5 OH unlinked 3 OH unlinked DNA Four kinds of bases joined to a sugar-phosphate backbone Long molecule Packed right handed helical staircase ( double helix ) Rails: antiparallel sugar-phosphate chains Steps: Purine-Pyrimidine H-bonded base pairs Polarity: sequence 5 3 direction ACG is different to GCA...
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This note was uploaded on 04/26/2011 for the course BIBC 100 taught by Professor Nehring during the Winter '07 term at UCSD.

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Lecture 5 DNA - Carboxy-end 5 OH unlinked 3 OH unlinked DNA...

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