POV-Ray : Newsgroups : povray.binaries.images : Scary coronavirus WIP : Re: Scary coronavirus WIP Server Time
25 Apr 2024 01:40:26 EDT (-0400)
  Re: Scary coronavirus WIP  
From: Cousin Ricky
Date: 8 Apr 2020 17:52:15
Message: <5e8e478f@news.povray.org>
On 2020-04-08 9:27 AM (-4), Norbert Kern wrote:
> 
> really nice model - did you use a pdb file or other coordinates to build the
> monster?

No, I don't (yet) have the tools for that.  I just estimated dimensions 
from images on the Web:
   https://phil.cdc.gov/Details.aspx?pid=23313
   https://science.sciencemag.org/content/367/6483/1260
 
https://commons.wikimedia.org/wiki/File:6VSB_spike_protein_SARS-CoV-2_monomer_in_homotrimer.png

That last image has some benzene rings hanging out, so I extrapolated 
the size of the spike protein from those, and assumed an membrane 
thickness of 4nm to estimate how much of the spike is buried in the 
envelope.

It would be hard to overlay a face on top of a PDB model anyway.  But 
the receptor-binding domain (the projection that tricks lung cells into 
admitting the virus) turns out to be in a convenient position for a horn 
sticking out of a forehead.

> by the way - perhaps you want to use a more dramatic or glamorous lighting and a
> material to depicture the sticky properties of the hull proteins?

Here ya go!


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