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DNA Crash course…..

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Presentation on theme: "DNA Crash course….."— Presentation transcript:

1 DNA Crash course….

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3 A K J I B H E G D C F Amylase Lipase Pepsin Mucus Collagen Insulin
Keratin Melanin D C Antibodies Muscle F Haemoglobin

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5 A T C G x 3,000,0000,000… (in human genome)

6 ATCGGGCCATTCGAATCTAGCATTGAAACGAGTGAGCGAAACGAGCGACTTATTTGGCTAGACAGCTGAGCAGTCGACTCCAGCTGACAGCTGACGACTGAGAAGAGGCTCCAGCTCAGACAGCTAGCGACCTTCAGCTAGCTAGCGGCAGTCAGCTTCAGCTGAACGCAGCTAGCCCTTCAGGACTCTCAGGAGCTCCTCGACAGAGCAGCGATCAGCAGCTTAGGAGAGAGCCTTCAGGAGTCAGGTTTCCATCGGTCGGTACGGTACGACAGCTGAGAGCTCTAGCTAGCCCTTCAGCAGCTAGCTGACTAGGACGACGACTAGCGTACGTACTGACTTAGAGCGACTCTCTCCTAGGACTAGCTAGCTAGGAGCTCTCTCAGACGCTAGAGCTGACCTCTCTCAGAGAGCTAGCTAGCGCGAGTATCGGGCCATTCGAATCTAGCATTGAAACGAGTGAGCGAAACGAGCGACTTATTTGGCTAGACAGCTGAGCAGTCGACTCCAGCTGACAGCTGACGACTGAGAAGAGGCTCCAGCTCAGACAGCTAGCGACCTTCAGCTAGCTAGCGGCAGTCAGCTTCAGCTGAACGCAGCTAGCCCTTCAGGACTCTCAGGAGCTCCTCGACAGAGCAGCGATCAGCAGCTTAGGAGAGAGCCTTCAGGAGTCAGGTTTCCATCGGTCGGTACGGTACGACAGCTGAGAGCTCTAGCTAGCCCTTCAGCAGCTAGCTGACTAGGACGACGACTAGCGTACGTACTGACTTAGAGCGACTCTCTCCTAGGACTAGCTAGCTAGGAGCTCTCTCAGACGCTAGAGCTGACCTCTCTCAGAGAGCTAGCTAGCGCGAGT ATCGGGCCATTCGAATCTAGCATTGAAACGAGTGAGCGAAACGAGCGACTTATTTGGCTAGACAGCTGAGCAGTCGACTCCAGCTGACAGCTGACGACTGAGAAGAGGCTCCAGCTCAGACAGCTAGCGACCTTCAGCTAGCTAGCGGCAGTCAGCTTCAGCTGAACGCAGCTAGCCCTTCAGGACTCTCAGGAGCTCCTCGACAGAGCAGCGATCAGCAGCTTAGGAGAGAGCCTTCAGGAGTCAGGTTTCCATCGGTCGGTACGGTACGACAGCTGAGAGCTCTAGCTAGCCCTTCAGCAGCTAGCTGACTAGGACGACGACTAGCGTACGTACTGACTTAGAGCGACTCTCTCCTAGGACTAGCTAGCTAGGAGCTCTCTCAGACGCTAGAGCTGACCTCTCTCAGAGAGCTAGCTAGCGCGAGT

7 Triplet code CTG GCC TAG AAT CCA ATG
Called “codons” – code for amino acids Start of gene indicated with a Start codon – ATG – codes for Methionine (M) End of gene indicated with a Stop codon –(TAG, TAA, TGA)

8 double helix anti-parallel

9 5’ 3’ A C T G T A G C T 3’ 5’

10 5ATGGGGCCATTCGAATCTAG…. lotsandlotsandlotsofbases…
5ATGGGGCCATTCGAATCTAG….lotsandlotsandlotsofbases….AGCGATTATTTGGCTAGACAGTAA3 3AATGGGCCATTCGAATCTAG….lotsandlotsandlotsofbases….AGCGATTATTTGGCTAGACAGGTA5

11 DNA RNA Protein Protein TRANSCRIPTION TRANSLATION ATTCCGATGGGT
TAAGGCATCCCA AUUCCGAUGGGU TRANSCRIPTION TRANSLATION

12 “curating” the genes… introns and exons and splicing….
your job… “curating” the genes… introns and exons and splicing….

13 RUDOLPHXXXXTHEXXXREDXXXXXXXXNOSEDXXXXXXXXXXREINXXXDEERXXXXXXXXXXXHADAXXXXVERYXXXSHINYXXXXNOSE
GENE (DNA) RUDOLPHXXXXTHEXXXREDXXXXXXXXNOSEDXXXXXXXXXXREINXXXDEERXXXXXXXXXXXHADAXXXXVERYXXXSHINYXXXXNOSE Transcribed mRNA edited mRNA (introns removed RUDOLPHTHEREDNOSEDEAREDREINDEERHADAVERYSHINYNOSE

14 Intron Exon 5’UTR CDS CDS CDS 3’UTR Start codon (ATG) here Stop codon here

15 Whipworm genome 3 chromosomes 80,000,000 base pairs (i.e. DNA letters)
In fragments (chromosomes 1 and 3 not fully reconstructed) e.g. chromosome 1 in 7 fragments (aka “scaffolds”) OHS allocated a scaffold to annotate

16 What next? Dr W will send with introduction to Apollo – watch the training videos! Once you’ve done this, collect your avatar and log-in details from Dr W You can then log into Apollo and try the training exercises Learn by doing!!!!! You may prefer to work in pairs or small groups


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