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Re: [ccp4bb] poll: cutoff for "high resolution" |
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CCP4bb navigationCCP4bb <-- 2008 <-- May 2008 <-- 15 May 2008Subject: Re: poll: cutoff for "high resolution" From: "Bryan W {- dot -} Lepore" Bryan {- dot -} Lepore {- at -} UMASSMED {- dot -} EDU Date: 2008-05-15 > On May 15, 2008, at 10:01 AM, Ed Pozharski wrote: >> 1.2A (not surprisingly since this is about the length of covalent >> bond). > > A carbon-carbon single bond is about 1.55 Å. the van der Waals radius of hydrogen is 1.2A (Eisenberg/Crothers, Pauling, 1960 ). this distance is referred to in "Sheldrick's 1.2A rule". http://scripts.iucr.org/cgi-bin/paper?ad0198 -bryan CCP4bb navigationCCP4bb <-- 2008 <-- May 2008 <-- 15 May 2008 |
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