From chemistry-request ":at:" ccl.net Sat Jan 17 05:05:23 2004 Received: from yangtze.hku.hk (yangtze.hku.hk [147.8.148.244]) by server.ccl.net (8.12.8/8.12.8) with ESMTP id i0HA5Lc1006297 for ; Sat, 17 Jan 2004 05:05:22 -0500 Received: from yangtze.hku.hk (yangtze.hku.hk [127.0.0.1]) by yangtze.hku.hk (8.12.8/8.12.8) with ESMTP id i0HA4dXC027925 for ; Sat, 17 Jan 2004 18:04:39 +0800 Received: from localhost (martin: at :localhost) by yangtze.hku.hk (8.12.8/8.12.8/Submit) with ESMTP id i0HA4cGh027921 for ; Sat, 17 Jan 2004 18:04:39 +0800 Date: Sat, 17 Jan 2004 18:04:38 +0800 (HKT) From: martin*at*yangtze.hku.hk To: chemistry*at*ccl.net Subject: How to define a dummy atom in Charmm Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Spam-Status: No, hits=1.4 required=7.0 tests=DEAR_SOMETHING,NO_REAL_NAME autolearn=no version=2.61 X-Spam-Level: * X-Spam-Checker-Version: SpamAssassin 2.61 (1.212.2.1-2003-12-09-exp) on servernd.ccl.net Dear sirs, I am sorry to post questions again and again. I would like to ask how to define a dummy atom in Charmm or insightII. Thank you very much Martin