introduction to proteins
TRANSCRIPT
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An overview
Protein Function
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Protein Function
Structural support – collagenStorage – albumin (egg white) Transport – hemoglobinHormonal – insulinReceptor – nerve cell receptorsContractile – actin & myosinDefensive – antibodiesEnzymatic – digestive enzymes
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Structural: Collagen
http://www.fei.com/uploadedImages/Images/Image_Gallery/collagen_fibrils_from_knee_joint_capsule_157_lg.jpg http://www.orthoteers.com/images/uploaded/collagen1.jpg
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Storage: Albumin
http://160.114.99.91/astrojan/protein/pictures/albumin.gif
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Storage: Albumin
http://www.newcenturypharm.com/picts/albuminrotate.gif
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Transport: Hemoglobin
http://www.sdsc.edu/IOTW/week26/hemoglobin_group.jpg
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Transport: Hemoglobin
http://www.bio.davidson.edu/Courses/Molbio/MolStudents/spring2005/Heiner/hemoglobin_ribbon_4subunits.jpg
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Transport: Hemoglobin
http://www.sdsc.edu/IOTW/week26/hemoglobin_group.jpg
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Hormonal: Insulin
http://upload.wikimedia.org/wikipedia/commons/5/57/Human-insulin-hexamer-3D-ribbons.pnghttp://optimumhealthvitamins.com/Portals/0/insulin%20function.jpg
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Receptor: Nerve Cell Receptors
http://kvhs.nbed.nb.ca/gallant/biology/synapse.jpg
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Contractile: Actin & Myosin
http://legacy.owensboro.kctcs.edu/gcaplan/anat/notes/api%20notes%20j%20%20muscle%20contraction.htmhttp://www.artwiredmedia.com/elements/muscle.jpg
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Defensive: Antibodies
http://iahealth.net/wp-content/uploads/2009/09/antibodies.bmp http://www.biology.arizona.edu/immunology/tutorials/antibody/graphics/antibody.gif
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Defensive: Antibodies
http://www.mimetibody.com/Antibody.gif
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Enzyme: Lysozyme
binds molecules on surface bacteria and destroys them
present in sweat, tears, saliva
Fig. 5.17