From chemistry-request- at -ccl.net Wed Jul 30 11:01:52 2003 Received: from mx3.tiki.ne.jp (mx3.tiki.ne.jp [218.40.30.130]) by server.ccl.net (8.12.8/8.12.8) with ESMTP id h6UF1o47005859 for ; Wed, 30 Jul 2003 11:01:51 -0400 Received: from computer (dadff7-126.tiki.ne.jp [218.223.247.126]) by mx3.tiki.ne.jp (8.9.3p2/3.7W) with SMTP id AAA04008; Thu, 31 Jul 2003 00:01:38 +0900 (JST) Message-ID: <002301c356ae$360fa8c0$7ef7dfda -A_T- computer> From: "Masao Masamura" To: "Peter Oledzki" Cc: References: <03073012130100.31948 $#at#$ bmbpcu21> Subject: Re: CCL:Standard Bond Lengths? Date: Thu, 31 Jul 2003 00:21:12 +0900 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Dear Peter Oledzki, The following article may be useful: J. A. Pople and M. Gordon, J. Am. Chem. Soc. 89, 4253(1967). Best regards, M. Masamura > Hello CCLers, > > I'm looking for standard bond lengths between various atoms in organic > molecules. I'm using these bond lengths in a molecular mechanics force field > (GRID) for flexible ligand docking. I require bond lengths between each atom > type i.e. an aromatic carbon and an sp3 NH group with a lone pair etc etc > > Does anybody know of any resources avialable ? Like a database or websites? > > Any help on this matter would be greatly appreciated > > Cheers > > Peter