From cgbzd@alinga.newcastle.edu.au  Mon Oct  3 03:16:48 1994
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From: DLUGOGORSKI B Z <cgbzd@alinga.newcastle.edu.au>
Message-Id: <199410030626.QAA07903@alinga.newcastle.edu.au>
Subject: MAC <-> DOS for MS WORD files
To: chemistry@ccl.net
Date: Mon, 3 Oct 1994 16:26:38 +1000 (EST)
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Would anyone on the net know how to read MAC files on
a DOS/MSWindows PC?  The files were created on a MAC computer 
using MS WORD 5.x.  Any pointers to commercial/public
domain software will be greatly appreciated.  Many thanks.

-- 
Bogdan Dlugogorski                    E-mail: cgbzd@alinga.newcastle.edu.au
Department of Chemical Engineering    Phone:  +61 49 21 6176
University of Newcastle               Fax:    +61 49 21 6920 
Callaghan, NSW 2308, AUSTRALIA

From toukie@zui.unizh.ch  Mon Oct  3 05:17:23 1994
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	by www.ccl.net (8.6.9/930601.1506) id EAA28559; Mon, 3 Oct 1994 04:37:58 -0400
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Date: Mon, 3 Oct 1994 09:32:54 +0100 (MET)
From: "Hr Dr. S. Shapiro" <toukie@zui.unizh.ch>
Sender: toukie@zui.unizh.ch
Reply-To: toukie@zui.unizh.ch
Message-Id: <34374.toukie@zui.unizh.ch>
To: chemistry@ccl.net
Subject: Organic chemistry Internet group?


Ladies and Gentlemen:

     Some timne ago on CCL I read a posting informing us that there existed
an organic chemistry newsgroup that could be reached at

                        orgchem@extreme.chem.rpi.edu

However, after sending a note to that e-mail address, I received a message
that that address does not exist.

     Therefore, I request all readers of CCL to kindly advise me whether
there does in fact exist a newsgroup dedicated to matters of organic chemis-
try; if so, could you please send me the complete e-mail address for this
newsgroup?

     I thank all responders in advance for their kind cooperation in the
above matter.


Yours respectfully,

(Dr.) S. Shapiro
Institut fuer orale Mikrobiologie und allgemeine Immunologie
Zentrum fuer Zahn-, Mund-, und Kieferheilkunde der Universitaet Zuerich
Plattenstrasse 11
Postfach
CH-8028 Zuerich, Switzerland

Internet: toukie@zui.unizh.ch
FAX-nr: ( ... + 1) 261'56'83

From savary@sc2a.unige.ch  Mon Oct  3 10:16:57 1994
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Date: Mon, 03 Oct 1994 14:34:25 +0100
From: savary@sc2a.unige.ch (Francois Savary)
Subject: Mn force constants
X-Sender: savary@sc2a.unige.ch
To: CHEMISTRY@ccl.net
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Dear Co-listers,

Here is a question from a collegue:

Does anybody know references on Manganese(II)-aminoacid force constants for
Charmm force-field.


Thanx in advance

Francois Savary

----------------------------------------------------------------------------
Francois Savary
University of Geneva
Department of Physical Chemistry CHIFI Weber
30 quai Ernest-Ansermet
CH-1211 Geneva 4

Lab       : 112
Phone     : +4122 702 65 32
Fax       : +4122 702 65 18
e-mail    : savary@sc2a.unige.ch
HTML      : http://scsg9.unige.ch/tabmat.html  (in french)
          : http://scsg9.unige.ch/eng/toc.html (in english)
----------------------------------------------------------------------------


From walterse@mis.fuhscms.edu  Mon Oct  3 11:17:02 1994
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Message-Id: <199410031512.LAA05679@www.ccl.net>
Subject: recycling old computers...
To: CHEMISTRY@ccl.net (Computational Chem. List)
Date: Mon, 3 Oct 1994 10:16:01 -0600 (CST)
From: "Dr. D.Eric Walters" <walterse@mis.fuhscms.edu>
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Hi,

I recently "inherited" two Evans & Sutherland PS330 systems.
I'm trying to figure out the best possible use of these 
once mighty dinosaurs.  I would welcome your suggestions,
including any useful public domain software which would still
run on them, or anyone interested in buying them for parts,
or whatever.

Best regards,

Eric Walters

* D. Eric Walters, Ph.D., Associate Professor, Biological Chemistry
* Finch University of Health Sciences/The Chicago Medical School
* 3333 Green Bay Road, North Chicago, IL  60064
* ph 708-578-3000, x-498;fax 708-578-3240; email: walterse@mis.fuhscms.edu
* "A man would do nothing if he waited until he could do it so well that
*  no one would find fault with what he had done." --Cardinal Newman



From case@scripps.edu  Mon Oct  3 11:26:18 1994
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Date: Mon, 3 Oct 94 08:10:32 PDT
From: case@scripps.edu (David Case)
Message-Id: <9410031510.AA01018@lanczos.Scripps.EDU>
To: chemistry@ccl.net, bhardy@convex.ox.ac.uk
Subject: Re: CCL:CHARMM/Amber File Conversion



 Barry Hardy <bhardy@convex.ox.ac.uk> wrote:

>     Can anyone suggest a program/tool that can convert CHARMM input
> files (coordinates, parameters, topology) to Amber and vice-versa?
> If not, what is the most efficient work-around?

I've worked on converting CHARMM input files into AMBER format, but it's not
easy.  Here are some of the issues you will face:

(1) The CHARMM energy function includes Urey-Bradley interactions (1-3 "bonds")
and a different way of maintaining planarity about trigonal centers than
amber does, so you will have to modify the AMBER code to include the new
functionality.

(2) CHARMM uses four-letter codes to indicate atom types, but AMBER 
allows only two-letter codes, so you will have to make a mapping of these codes.

(3) CHARMM force fields before about version 22 only used some of the torsion
angles in a molecule in the force field.  Adapting to this would require
more changes to the AMBER code, which I never attempted, but which probably
would not be too hard.

(4) CHARMM generally handles the cut-off of non-bonded forces in a different
way than AMBER, so that if you really want to reproduce the CHARMM force
field inside amber, more code modifications are required.

But the good news is that it mosly can be done.  Here's what I did:

(a) made the mapping of item (2) above, and the code changes in item (1);

(b)  edited the "all.in" file in AMBER to make the atom types and
charges correspond to those in charmm.  The atom types can be handled with
a "sed"-script, but I ended up doing the charges by hand, although it would
probably be possible to automate that as well.

(c) wrote a perl script to convert CHARMM parameter and topology files into
an AMBER "parm.dat" file.  This code is pretty well commented, but was not
written with distribution to other users in mind.

I am happy to provide those interested a copy of the perl script.  The output
files it produces contain information covered by a license agreement under
which I obtained CHARMM, and is therefore not available for redistribution.
The code changes to AMBER will probably be included in the next AMBER release.
BUT, the whole thing has not yet been properly debugged and tested, so there
are a lot of caveat emptors here.

I would be interested to know if anyone has skinned this particular cat in
a different way.  I believe that the "vice-versa" part (converting AMBER
input to CHARMM) is in considerably better shape.

...hpe this helps....dave case


=====================================================================
David A. Case                      |  internet: case@scripps.edu
Dept. of Molecular Biology, MB1    |  bitnet: case%scripps.edu@sdsc
The Scripps Research Institute     |  fax:   619-554-3789
10666 N. Torrey Pines Rd.          |  phone: 619-554-9768
La Jolla CA 92037  USA             |
=====================================================================


From shenkin@still3.chem.columbia.edu  Mon Oct  3 12:16:55 1994
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From: "Peter Shenkin" <shenkin@still3.chem.columbia.edu>
Message-Id: <9410031206.ZM14065@still3.chem.columbia.edu>
Date: Mon, 3 Oct 1994 12:06:04 -0400
In-Reply-To: "Dr. D.Eric Walters" <walterse@mis.fuhscms.edu>
        "CCL:recycling old computers..." (Oct  3, 10:16am)
References: <199410031512.LAA05679@www.ccl.net>
X-Mailer: Z-Mail (3.1.0 22feb94 MediaMail)
To: "Dr. D.Eric Walters" <walterse@mis.fuhscms.edu>,
        CHEMISTRY@ccl.net (Computational Chem. List)
Subject: Re: CCL:recycling old computers...
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On Oct 3, 10:16am, Dr. D.Eric Walters wrote:
> Subject: CCL:recycling old computers...

> I recently "inherited" two Evans & Sutherland PS330 systems.
> I'm trying to figure out the best possible use of these
> once mighty dinosaurs....

We used the "box" from one of these as a coffee table in our
conference room for a few years.  It worked moderately well
for this, though eventually we located a real table, which works
even better.

We also pulled the boards.  They are quite pretty.  We thought
about framing and hanging them, but after they sat around for
a year we finally figured we'd never get around to this and
threw them out.  Besides, picture frames that big are expensive.

Though neither of these applications worked out for us in the long
run, I offer them as two of many possibilities.

	-P.


-- 
*********** World music:  What bluegrass is to a Bulgarian. **********
*Peter S. Shenkin, Box 768 Havemeyer Hall, Chemistry, Columbia Univ.,*
* New York, NY  10027;     shenkin@columbia.edu;     (212) 854-5143  *
**** If Sammy the Bull can turn Rat, who can feel safe any more? *****


From smb@smb.chem.niu.edu  Mon Oct  3 12:26:12 1994
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Date: Mon, 3 Oct 94 10:14:30 -0500
From: smb@smb.chem.niu.edu (Steven Bachrach)
Message-Id: <9410031514.AA20253@smb.chem.niu.edu>
To: chemistry@ccl.net
Subject: Electronic Computational Chemistry Conference Abstracts Available



The preview stage of the Electronic Computational Chemistry Conference
is now available for access by the WWW. The url for the Conference is

http://hackberry.chem.niu.edu:70/0/ECCC/homepage.html

(An ascii version of the abstracts are available by anonymous ftp
to hackberry.chem.niu.edu as /pub/ECCCabstracts.txt)

This page will give you access to all of the submitted and accepted 
abstracts for the ECCC. There is also a current registration list.

While it is too late to submit an abstract to the ECCC, you can still
register for the conference, which will allow you to participate in 
the discussions of the papers. Full information on the conference,
including how to register is available by:

1) WWW - URL  http://hackberry.chem.niu.edu:70/0/ECCCinformation.txt

2) gopher to hackberry.chem.niu.edu port 70

3) anonymous ftp to to hackberry.chem.niu.edu as 
/pub/ECCCinformation.txt

Questions and/or comments can be sent directly to me.

Steve
\
Steven Bachrach				
Department of Chemistry
Northern Illinois University
DeKalb, Il 60115			Phone: (815)753-6863
smb@smb.chem.niu.edu			Fax:   (815)753-4802



From BLOEB@tacora.puc.cl  Mon Oct  3 15:16:57 1994
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 <01HHUCZ9HJDS90NRIA@tacora.puc.cl>; Mon, 3 Oct 1994 14:31 PDT
Date: Mon, 3 Oct 1994 14:31 PDT
Subject: Inorganic Chemistry net
To: chemistry@ccl.net
Message-id: <01HHUCZ9HJDS90NRIA@tacora.puc.cl>
X-Organization: Pontificia Universidad Católica de Chile
X-VMS-To: IN%"chemistry@ccl.net"


Does anybody know about the existence of an Inorganic Chemistry net, similar 
to CCL? Thanks for any information in regard to this point.
Barbara Loeb l.
Faculty of Chemistry
P.Catholic University of Chile
BLOEB@TACORA.PUC.CL

From debra.moreno@chemistry.gatech.edu  Mon Oct  3 16:17:08 1994
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Date: Mon, 3 Oct 1994 16:13:24 -0500
To: chemistry@ccl.net
From: debra.moreno@chemistry.gatech.edu (Debra Moreno)
Subject: CHARMm


As a newcomer to molecular modeling and MM2 calculations, I am in search of
the manufacturer of the program CHARMm.

If anyone has that information I would greatly appreciate it.  Aslo, is
anyone familiar with the program so as to give an opinion of it, especially
regarding the way it handles metals?

Thanks.

Debra A. Moreno
debra.moreno@chemistry.gatech.edu



