{"id":1691,"date":"2015-04-02T09:46:03","date_gmt":"2015-04-02T16:46:03","guid":{"rendered":"http:\/\/blogs.oregonstate.edu\/psquared\/?page_id=1691"},"modified":"2024-05-15T13:31:29","modified_gmt":"2024-05-15T20:31:29","slug":"protein-dynamics","status":"publish","type":"page","link":"https:\/\/blogs.oregonstate.edu\/psquared\/protein-dynamics\/","title":{"rendered":"Protein dynamics"},"content":{"rendered":"<h2>Artworks representing spinning ATP synthase<\/h2>\n<p>Let&#8217;s examine a really successful use of molecular graphics for understanding protein structure and function. Chapter 2 of <span style=\"text-decoration: underline\">The Machinery of Life<\/span>\u00a0by David Goodsell gets the ball rolling (gets the turbine turning?) with a splendid graphic illustration of <em>ATP synthase, <\/em>the enzyme that manufactures ATP<em>.\u00a0<\/em>The 3D structure of the enzyme molecule is represented as a static multimeric protein embedded in a membrane (not shown in the book but shown below in Goodsell&#8217;s illustration in <a href=\"http:\/\/www.rcsb.org\/pdb\/101\/motm.do?momID=72\">The Molecule of the Month for Dec. 2005<\/a>):<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/psquared\/files\/2015\/04\/ATPsynthase.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1693 size-medium\" src=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/150\/files\/2015\/04\/ATPsynthase-231x300.gif\" alt=\"ATPsynthase\" width=\"231\" height=\"300\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/150\/files\/2015\/04\/ATPsynthase-231x300.gif 231w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/150\/files\/2015\/04\/ATPsynthase-400x521.gif 400w\" sizes=\"auto, (max-width: 231px) 100vw, 231px\" \/><\/a><\/p>\n<p>Other graphic artists have added animation to illustrate how protons streaming from one side of the membrane to another provide kinetic energy that forces the inner axle\u00a0of the ATP synthase to turn relative to the stationary stator. \u00a0Here are some examples:<\/p>\n<p><a href=\"https:\/\/kaiserscience.wordpress.com\/wp-content\/uploads\/2019\/04\/gif-mitochondrial-atp-synthase-2.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1692 size-full\" src=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/150\/files\/2015\/04\/atpsynanim.gif\" alt=\"atpsynanim\" width=\"214\" height=\"260\" \/><\/a><\/p>\n<p><a href=\"https:\/\/kaiserscience.wordpress.com\/wp-content\/uploads\/2019\/04\/gif-mitochondrial-atp-synthase.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1695 size-full\" src=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/150\/files\/2015\/04\/Uc4UyfT.gif\" alt=\"Uc4UyfT\" width=\"480\" height=\"270\" \/><\/a><\/p>\n<h2>The dance of\u00a0protein synthesis<\/h2>\n<p>Chapter 2 of The Machinery of Life then picks up on the theme of complementarity of nucleic acids as the basis for storing and transmitting genetic information. \u00a0This topic is especially relevant in our course, Protein Portraits, because nucleic acids serve as the blueprints and the catalytic machinery for building protein molecules.<\/p>\n<p>Take a close look at Figure 2.6 and relish the finely crafted artistic view of the small subunit of a ribosome sitting in wait for the several\u00a0other\u00a0factors and ingredients required to build a new protein chain. \u00a0One of\u00a0those items is the large ribosomal subunit (which you can view in its full glory as the <a href=\"http:\/\/www.rcsb.org\/pdb\/101\/motm.do?momID=10\">October 2000 Molecule of the Month<\/a>), while the others include the messenger RNA, a full palette of\u00a0transfer RNA&#8217;s each charged with one of the\u00a0twenty amino acids, a\u00a0collection of initiation factors, and last but not least, empowering molecules of ATP and GTP. \u00a0While you can find dozens of staid but true representations of the process of protein synthesis in various biochemistry and cell biology textbooks, you might want to also spend 10 minutes to take a look at the animated dance version of protein synthesis found <a href=\"https:\/\/www.youtube.com\/watch?v=u9dhO0iCLww\">here<\/a>\u00a0as a\u00a0youtube video (the dance is introduced by Paul Berg, the discoverer of DNA ligase).<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/psquared\/files\/2015\/04\/protein_synthesis.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-1698\" src=\"http:\/\/blogs.oregonstate.edu\/psquared\/files\/2015\/04\/protein_synthesis-300x239.jpg\" alt=\"protein_synthesis\" width=\"300\" height=\"239\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/150\/files\/2015\/04\/protein_synthesis-300x239.jpg 300w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/150\/files\/2015\/04\/protein_synthesis.jpg 310w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>The dancers and musicians are Stanford hippies from 1971. \u00a0But is this art? \u00a0Here&#8217;s a <a href=\"http:\/\/www.performingartsconvention.org\/artists\/id=100\">comment<\/a> on the video made by the National Performing Arts Convention:<\/p>\n<blockquote><p><em>What ends up being an entertaining 70&#8217;s hippy dance fest (it really heats up around minute 9 when the groovy drums and flute come in) is also an interesting case study of using dance and movement as a way to visualize very complex and impossible to see biological processes.\u00a0 Keep in mind that this is before the advent of complex computer modeling.<\/em><\/p><\/blockquote>\n<p>A similar though bleaker view of the dance video is\u00a0presented <a href=\"http:\/\/www.openspace-zkp.org\/2013\/en\/journal.php?j=2&amp;t=17\">here<\/a> by the Turkish artis\u00a0Elmas Deniz in the Istanbul-based forum called Open Systems:<\/p>\n<blockquote><p><em>Today my boyfriend showed me a video \u2014 which he found out about from an interview with Julian Assange and Google CEO Eric Schmidt [1] \u2014 directed in 1971 by Robert Alan Weiss for the Department of Chemistry of Stanford University. An epic about protein synthesis, where you can see a hundred hippie students making music, dancing in order to represent a biological event. Assange\u2019s argument is that realizing the same type of performance as an education method would not be possible today &#8230;<\/em><\/p><\/blockquote>\n<p>No doubt there\u00a0will always be a give-and-take between artistic creativity on one hand and science-technology on the other. \u00a0Working on our protein portraits\u00a0gives us an\u00a0opportunity to jump right in to the middle of\u00a0that dance partnership.<\/p>\n<h2>Process\u00a0artwork: \u00a0Depicting the dynamics of life<\/h2>\n<p>Ordinarily we would see the process depicted in a much less graphic manner, as in the following chart taken off of wikipedia:<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/psquared\/files\/2015\/04\/HMG-CoA_reductase_pathway.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-1734\" src=\"http:\/\/blogs.oregonstate.edu\/psquared\/files\/2015\/04\/HMG-CoA_reductase_pathway-231x300.png\" alt=\"HMG-CoA_reductase_pathway\" width=\"231\" height=\"300\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/150\/files\/2015\/04\/HMG-CoA_reductase_pathway-231x300.png 231w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/150\/files\/2015\/04\/HMG-CoA_reductase_pathway-400x521.png 400w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/150\/files\/2015\/04\/HMG-CoA_reductase_pathway.png 534w\" sizes=\"auto, (max-width: 231px) 100vw, 231px\" \/><\/a><\/p>\n<p>Both manners of depicting a dynamic process are successful, but which sticks better in your mind after closing the page?<\/p>\n<p>Are there other ways of depicting the dynamics of cholesterol metabolism in the human body? \u00a0Like cheeseburgers, of course!<\/p>\n<p><a href=\"http:\/\/fineartamerica.com\/featured\/high-cholesterol-medicalrfcom.html\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-1738\" src=\"http:\/\/blogs.oregonstate.edu\/psquared\/files\/2015\/04\/Cholesterol-art-300x187.png\" alt=\"Cholesterol art\" width=\"300\" height=\"187\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/150\/files\/2015\/04\/Cholesterol-art-300x187.png 300w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/150\/files\/2015\/04\/Cholesterol-art-400x250.png 400w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/150\/files\/2015\/04\/Cholesterol-art.png 817w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>Or look up Figure 3.2 in Goodsell&#8217;s book, The Machinery of Life. \u00a0He presents a highly original dynamic\u00a0view of the process of cholesterol synthesis (well, he actually takes us only through to the lanosterol step, explaining that the completion of the cholesterol molecule requires additional steps).<\/p>\n<p>Thanks to art, animation, and the creative artists that are steadily inventing new ways of illustrating the very fast and the very small, the dynamic processes of the molecules of life are becoming more and more familiar to we, the denizens of the macroscopic world.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Artworks representing spinning ATP synthase Let&#8217;s examine a really successful use of molecular graphics for understanding protein structure and function. Chapter 2 of The Machinery of Life\u00a0by David Goodsell gets the ball rolling (gets the turbine turning?) with a splendid &hellip; <a href=\"https:\/\/blogs.oregonstate.edu\/psquared\/protein-dynamics\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":196,"featured_media":0,"parent":0,"menu_order":113,"comment_status":"open","ping_status":"open","template":"","meta":{"footnotes":""},"class_list":["post-1691","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blogs.oregonstate.edu\/psquared\/wp-json\/wp\/v2\/pages\/1691","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.oregonstate.edu\/psquared\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blogs.oregonstate.edu\/psquared\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.oregonstate.edu\/psquared\/wp-json\/wp\/v2\/users\/196"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.oregonstate.edu\/psquared\/wp-json\/wp\/v2\/comments?post=1691"}],"version-history":[{"count":31,"href":"https:\/\/blogs.oregonstate.edu\/psquared\/wp-json\/wp\/v2\/pages\/1691\/revisions"}],"predecessor-version":[{"id":2978,"href":"https:\/\/blogs.oregonstate.edu\/psquared\/wp-json\/wp\/v2\/pages\/1691\/revisions\/2978"}],"wp:attachment":[{"href":"https:\/\/blogs.oregonstate.edu\/psquared\/wp-json\/wp\/v2\/media?parent=1691"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}