Dear Javier, without the analysis of the anomalous signal you have a 50:50 chance to get the correct configuration, and those times were too early for that. The comment may have been added later and/or from using a different type of experiment.
Best, Tim On 05/13/2014 02:21 AM, Javier Gonzalez wrote: > Interestingly, that molecule has the opposite configuration. The actual > model<http://upload.wikimedia.org/wikipedia/commons/6/6e/Molecular_model_of_Penicillin_by_Dorothy_Hodgkin_%289663803982%29.jpg>has > a posting saying "(wrong absolute configuration)". > I wonder what's the story behind it... > > > > > On Mon, May 12, 2014 at 2:28 PM, Gregg Crichlow > <gregg.crich...@gmail.com>wrote: > >> Actually, it was noticing penG that made me mouse over it myself. After >> spending many years completing a thesis on beta-lactamases, I was very >> surprised - and excited - to see that on something as main-stream as >> Google. But then when I paid attention more closely, I saw that they even >> have a good representation of the electron density in three orthogonal >> planes surrounding the molecule! Dr. James Knox (my thesis advisor) just >> informed me that the density maps are on exhibit at the British Museum of >> Science. >> I have heard so much about Dorothy Hodgkin from my thesis advisor, >> that I became very familiar with her name and legacy, although I never had >> met her. >> >> Gregg >> >> >> On Mon, May 12, 2014 at 9:39 AM, Robert Sweet <sw...@bnl.gov> wrote: >> >>> Check out google.com. They're announcing what would have been Dorothy >>> Hodgkin's 104th b-day. I saw the molecule, and said to myself, "My >>> goodness, that's penicillin G," and the mouseover announced the big day. >>> >>> She was a great scientist and a friend to thousands of us. >>> >>> Bob >>> >>> ========================================================================= >>> Robert M. Sweet E-Dress: sw...@bnl.gov >>> Group Leader, PXRR: Macromolecular ^ (that's L >>> Crystallography Research Resource at NSLS not 1) >>> http://px.nsls.bnl.gov/ >>> Photon Sciences and Biosciences Dept >>> Office and mail, Bldg 745, a.k.a. LOB-5 >>> Brookhaven Nat'l Lab. Phones: >>> Upton, NY 11973 631 344 3401 (Office) >>> U.S.A. 631 344 2741 (Facsimile) >>> ========================================================================= >>> >> >> > > -- Dr Tim Gruene Institut fuer anorganische Chemie Tammannstr. 4 D-37077 Goettingen GPG Key ID = A46BEE1A
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