Hello, Having tried a few different options, I would say that FDM printing protein models is really the worst way of doing it. Ideally they should be printed on a powder-based device or on the photolithographic one. Both of the latter are rather expensive to own :(
Artem - Cosmic Cats approve of this message On Fri, Aug 23, 2013 at 10:02 PM, Edward A. Berry <[email protected]>wrote: > Great! we can all send our .stl and slic3r files to Artem for rendering! > > I want to make individual subunits of a multisubunit protein, > or domains of a protein like Src, and be able to fit them > together to make the complex or multidomain protein. > Topology constraints may require slicing some subunits in half > and fitting with snaptogether pins so they can encircle another > subunit. In other cases flexibility of the plastic may allow > inserting subunits, or no deformation may be required. > > The surfaces we usually make have a radius of a water molecule > added on the outside, which would cause problems where two surfaces > are in vdw contact, so I'm thinking of using space-filling model. > eab > > > Artem Evdokimov wrote: > >> As a proud owner of the fdm 3d printer I would like to mention that if >> you go from vrml to stl and then into slic3r you have to drastically refuce >> polygon count or else slic3r chokes trying to process the file. >> >> Cjeets, >> >> Artem >> >> On Aug 23, 2013 5:54 PM, "Edward A. Berry" <[email protected] <mailto: >> [email protected]>> wrote: >> >> Thanks, yes, i should have checked out the link on the original post >> before asking. >> Free programs "blender" or "meshlab" convert vmrl to .stl files which >> 3d-printers >> including makerbot read. eab >> >> Joel Sussman wrote: >> >> Output should be in *VRML* formal >> RasMol, PyMol & Jmol all have options to write out VRML format >> files. >> Sometimes you need add additional 'struts' to give additional >> structural support, Jmol has option of adding these struts. >> best regards, >> Joel >> >> On 23 Aug 2013, at 21:33, Edward A. Berry <[email protected]<mailto: >> [email protected]> <mailto:[email protected] <mailto:[email protected]>>> >> wrote: >> >> Along the same lines, does anyone have a program for >> converting Raster-3D format >> such as Molscript puts out, into one of the formats readable >> by a 3D printer? >> eab >> >> Ronnie wrote: >> >> An off-topic question-now that 3D printing is becoming >> more common, has anyone tried to print protein structures other than just >> the surface representation like in this tutorial? >> http://www.instructables.com/_**_id/3D-Print-a-Protein-__** >> Modeling-a-Molecular-Machine/<http://www.instructables.com/__id/3D-Print-a-Protein-__Modeling-a-Molecular-Machine/>< >> http://www.instructables.com/**id/3D-Print-a-Protein-** >> Modeling-a-Molecular-Machine/<http://www.instructables.com/id/3D-Print-a-Protein-Modeling-a-Molecular-Machine/> >> > >> >> >> Is it possible to print a ribbon representation for >> example? >> >> Thanks! >> >> Ronnie >> >> >> >
