{"623770":{"#nid":"623770","#data":{"type":"news","title":" Atomic Structure of DNA-Templated Silver Cluster","body":[{"value":"\u003Cp\u003EThe July 24, 2019, issue of the \u003Cem\u003EJournal of the American Chemical Society\u003C\/em\u003E highlights the atomic structure of a DNA-templated cluster of eight silver atoms (Ag8). The image is based on work in the labs of \u003Ca href=\u0022https:\/\/www.chemistry.gatech.edu\/faculty\/Dickson\u0022\u003ERobert Dickson\u003C\/a\u003E and\u0026nbsp;\u003Ca href=\u0022https:\/\/www.chemistry.gatech.edu\/people\/Lieberman\/Raquel\u0022\u003ERaquel Lieberman\u003C\/a\u003E, professors in the Georgia Tech School of Chemistry and Biochemistry, and \u003Ca href=\u0022http:\/\/www2.furman.edu\/academics\/chemistry\/faculty-and-staff\/Pages\/Jeffrey-Petty.aspx\u0022\u003EJeffrey Petty\u003C\/a\u003E, a chemistry professor in Furman University, Greenville, South Carolina. \u0026nbsp;The\u003Ca href=\u0022https:\/\/pubs.acs.org\/doi\/10.1021\/jacs.8b12203\u0022\u003E study was published online in December\u003C\/a\u003E and now appears in print.\u0026nbsp;\u003C\/p\u003E\r\n\r\n\u003Cp\u003E\u0026quot;Multinuclear silver clusters encapsulated by DNA are known to fluoresce and otherwise harbor interesting photophysical properties, but their atomic\u0026nbsp;organization has been poorly understood,\u0026quot; Lieberman says.\u003C\/p\u003E\r\n\r\n\u003Cp\u003EThe paper presents the first crystal structure of a fluorescent silver-DNA adduct, with eight silver atoms encased between two strands of DNA. The work shows a fully reciprocal relationship between the encapsulating, flexible DNA host and the silver cluster, with the eight atoms arrayed like the Big Dipper.\u003C\/p\u003E\r\n\r\n\u003Cp\u003E\u0026quot;These findings provide a guide for future studies to correlate DNA sequence, metal organization, and photophysical properties of these of these light-emitting, emissive biomolecule\u0026ndash;metallocluster hybrids,\u0026quot; Lieberman says.\u003C\/p\u003E\r\n","summary":null,"format":"limited_html"}],"field_subtitle":[{"value":"  Work in in the labs of Raquel Lieberman and Robert Dickson lands on JACS cover"}],"field_summary":"","field_summary_sentence":[{"value":"  Work in in the labs of Raquel Lieberman and Robert Dickson lands on JACS cover"}],"uid":"30678","created_gmt":"2019-07-29 18:50:46","changed_gmt":"2019-08-13 21:05:44","author":"A. Maureen Rouhi","boilerplate_text":"","field_publication":"","field_article_url":"","dateline":{"date":"2019-07-30T00:00:00-04:00","iso_date":"2019-07-30T00:00:00-04:00","tz":"America\/New_York"},"extras":[],"hg_media":{"623769":{"id":"623769","type":"image","title":"July 24, 2019, JACS cover features Ag8 cluster in Big Dipper array (Credit American Chemical Society)","body":null,"created":"1564424896","gmt_created":"2019-07-29 18:28:16","changed":"1564426452","gmt_changed":"2019-07-29 18:54:12","alt":"","file":{"fid":"237581","name":"2019 JACS cover Raquel Lieberman_Page_1.png","image_path":"\/sites\/default\/files\/images\/2019%20JACS%20cover%20Raquel%20Lieberman_Page_1.png","image_full_path":"http:\/\/www.tlwarc.hg.gatech.edu\/\/sites\/default\/files\/images\/2019%20JACS%20cover%20Raquel%20Lieberman_Page_1.png","mime":"image\/png","size":3651824,"path_740":"http:\/\/www.tlwarc.hg.gatech.edu\/sites\/default\/files\/styles\/740xx_scale\/public\/images\/2019%20JACS%20cover%20Raquel%20Lieberman_Page_1.png?itok=o7v7Pd3v"}}},"media_ids":["623769"],"groups":[{"id":"85951","name":"School of Chemistry and Biochemistry"},{"id":"1278","name":"College of Sciences"}],"categories":[],"keywords":[{"id":"181827","name":"silver cluster"},{"id":"181828","name":"DNA-silver cluster"},{"id":"10858","name":"Raquel Lieberman"}],"core_research_areas":[{"id":"39441","name":"Bioengineering and Bioscience"}],"news_room_topics":[],"event_categories":[],"invited_audience":[],"affiliations":[],"classification":[],"areas_of_expertise":[],"news_and_recent_appearances":[],"phone":[],"contact":[{"value":"\u003Cp\u003EA. Maureen Rouhi, Ph.D.\u003Cbr \/\u003E\r\nDirector of Communications\u003Cbr \/\u003E\r\nCollege of Sciences\u003C\/p\u003E\r\n","format":"limited_html"}],"email":["maureen.rouhi@cos.gatech.edu"],"slides":[],"orientation":[],"userdata":""}}}