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Genetics: It’s in your Blood Hemoglobin Workspace to Illustrate Basic Genetic Concepts Alix Darden, Dave Westenberg, Michael Rubin and Patty Shields.

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Presentation on theme: "Genetics: It’s in your Blood Hemoglobin Workspace to Illustrate Basic Genetic Concepts Alix Darden, Dave Westenberg, Michael Rubin and Patty Shields."— Presentation transcript:

1 Genetics: It’s in your Blood Hemoglobin Workspace to Illustrate Basic Genetic Concepts Alix Darden, Dave Westenberg, Michael Rubin and Patty Shields

2 Audience Genetics class Majors and non majors

3 Major Objectives To provide a framework for learning basic genetic principles To use hemoglobinopathies to illustrate bioinformatics To use primary literature in the classroom

4 Thalassemia mutations in  -globin lead to  - thalassemia; mutations and deletions in  - globin lead to  - thalassemia  mutations in coding and non-coding regions mutations found most frequently in people of Italian, Greek, Middle Eastern, Southern Asian and African ancestry signs and symptoms  anemia (mild to severe)  untreated leads to severe complications major cause cause of death - heart failure or infection

5 www.thalassemia.org

6 Thematic Areas Mendelian Inheritance Pedigree analysis www.thalassemia.com

7 Thematic Areas Gene Expression Mutation Regulation of transcription  development regulation Gene Structure and Splicing Protein Structure

8 www.thalassemia.com fig.cox.miami.edu/~cmallery/ Developmental expression Protein structure

9 Thematic Areas Population Genetics Allelic Variation Phylogenetics Evolutionary Conservation

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11 Defining the Problem Space Background on Thalassemia  Thalassemia.com; thalassemia.org PNAS paper (and other primary literature) Data Set  DNA sequences  protein sequences Links to tools  Biology Workbench, NBCI, JGI, Globin Gene Server, References

12 Data Set PNAS (1994)91:1805-1809

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15 17 noncoding

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17 7 coding

18

19 gi_432460_gb_L26469.1_HUMBE TGTATGTGTGTACATATACACATATATATATATATATTTTTTTTCTTTTC gi_432461_gb_L26470.1_HUMBET TGTATGTGTGTACATATACACATATATATATATA--TTTTTTTTCTTTTC gi_432458_gb_L26467.1_HUMBE TGTATGTGTGTACATATACACATATATATATATATATATTTTTTCTTTTC gi_432455_gb_L26464.1_HUMBE TGTATGTGTGTACATATACACATATATATATATATATATTTTTTCTTTTC gi_432456_gb_L26465.1_HUMBET TGTATGTGTGTACATATACACATATATATATATATATATTTTTTCTTTTC gi_432454_gb_L26463.1_HUMBET TGTATGTGTGTACATATACACATATATATATATATTT--TTTTTCTTTTC gi_432457_gb_L26466.1_HUMBET TGTATGTGTGTATATATACACATATATATATATATTT--TTTTTCTTTTC gi_432459_gb_L26468.1_HUMBET TGTATGTGTGTACATATACACATATATATATATATATATTTTTTCTTTTC gi_432462_gb_L26471.1_HUMBET TGTATGTGTGTATATATACACATATATATATATATAT--TTTTTCTTTTC gi_432463_gb_L26472.1_HUMBE TGTATGTGTGTATATATACACATATATATATATATATA--TTTTTTTTTC gi_432469_gb_L26478.1_HUMBET TGTATGTGTGTATATATACACATATATATATATATTT--TTTTTCTTTTC gi_432467_gb_L26476.1_HUMBET TGTATGTGTGTATATATACACATATATATATATATTT--TTTTTCTTTTC gi_432468_gb_L26477.1_HUMBE TGTATGTGTGTATATATACACATATATATATATATTT--TTTTTCTTTTC gi_432466_gb_L26475.1_HUMBE TGTATGTGTGTATATATACACACATATATATATATAT--TTTTTCTTTTC gi_432464_gb_L26473.1_HUMBET TGTATGTGTGTATATATACACATATATATATATATAT--TTTTTCTTTTC gi_432465_gb_L26474.1_HUMBET TGTATGTGTGTATATATACACATATATATATATATAT--TTTTT-TTTTC gi_432453_gb_L26462.1_HUMBE TGTATGTGTGTACATATACACATATATATATATATATATTTTTTCTTTTC ************ ********* *********** * **** *****

20 Potential Posed Problems Ethnicity and allelic variation Structure and function variation  gene  protein Physiology of disease Natural selection`


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