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Icosahedral

Icosahedral

(Science: geometry) Having twenty equal sides or faces.

See: Icosahedron.


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Invasion of a host cell by a DNA virus

... of the events that occur during the invasion of a host cell by a DNA virus. My answer: There are four general morphologies identified in viruses. Icosahedral Virions - an icosahedral protein shell (capsid) surrounds nucleic acid and proteins (the core). The capsid and core form a nucleocapsid. ...

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by littlexsparrow
Wed Sep 23, 2009 7:14 pm
 
Forum: Microbiology
Topic: Invasion of a host cell by a DNA virus
Replies: 1
Views: 13820

some general capsid questions

What kind of proteins are the capsid shells made of? Will a collection of capsid proteins in soln' generally form an icosahedral (or other geometric shape, depending on protein..) shape; Will they from encapsulating shapes on their own? can capsid shells be manufactured?

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by raneynickel
Sat Aug 08, 2009 12:50 am
 
Forum: Microbiology
Topic: some general capsid questions
Replies: 4
Views: 2257

virology

... acute infections, which are infections that develop in a given amount of time. The genomic structure and organization of picornavirues are small icosahedral with 23 capsomeres and a single messenger genome (6-10 genes). Capsid promoters consist of four polypeptides known as Viral Proteins (VP1, ...

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by rabia
Tue May 06, 2008 7:32 pm
 
Forum: Microbiology
Topic: virology
Replies: 3
Views: 7281

Answer this !!

... types of virus structure, now what structure that TMV and bacteriophage bears?? Am i late for the class? i hope not TMV=Spherical Bacteriophage=Icosahedral Not so sure about the phage...could be because i always hate microbiology so very much! :lol: :lol:

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by opuntia
Sun Aug 13, 2006 4:37 pm
 
Forum: Microbiology
Topic: Answer this !!
Replies: 38
Views: 19648

Answer this !!

Unfortunately...you guess it wrong boss...I don't really like taxonomy.. Ok, the answer is: there are 3 types which are symetry icosahedral, sphrical and complex structure...:lol:

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by victor
Thu Feb 23, 2006 6:28 am
 
Forum: Microbiology
Topic: Answer this !!
Replies: 38
Views: 19648
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