Results from MacDNAsis

Open Reading Frame and Molecular Weight

Hydrophobicity

Antigenicity

Predicted Secondary Structure

Multiple Sequence Alignment

Phylogenetic Tree

View 3D Structure



This web page was produced as an assignment for an undergraduate course at Davidson College


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Largest Open Reading Frame
cDNA: Mus Musculus

This figure represents the three possible reading frames for the Mus Musculus cDNA
sequence.  The largest open reading frame occurs at nucleotide 188 and ends at 3025.

View DNA sequences from other species


Molecular Weight:
105569.01 Daltons
Predicted by MacDNAsis
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Hydrophobicity
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Kyte and Doolittle Plot
This protein

Any portion of this figure that reaches over 1.8 is a possible transmembrane
domain.  There are many such domains for hexokinase.  It is therefore possible
that hexokinase spans a membrane.  However I have not seen this fact stated in
any literature I have reviewed on hexokinase.  Another possibility is that these
hydrophobic regions are necessary for the various interactions between domains
of this molecular that make up it's two lobes.
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Antigenicity
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Hopp and Woods plot
would be a good portion of the protein to use to generate a monoclonal antibody

In this figure any portion of the graph which reaches 2 is a good candidate
for creating a monoclonal antibody to hexokinase.  Therefore the residues
near 110 and 180 have a sufficient amount of hydrophilicity to generate a
good antibody.


Secondary Structure
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This figure shows the secondary structure of hexokinase.  There are many turns,
helicies, sheets and coils.  This protein has a very complex secondary structure.
While it is difficult to interpret exactly how this secondary structure relates to the
3D image, it seems that this complex secondary structure could lead to the globular
structure of hexokinase.
View 3D Structure





Multiple Sequence Alignment
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         OR
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This figure shows a portion of the amino acid sequence from five species: Mus musculusHomo sapianS.cerevisiae
Drosophila melanogasterAspergillus niger.   Five spaces had to be added to humans to align that sequence with
the mouse sequence.
 



Phylogenetic Tree
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This figure shows the amount of conservation in the amino acid sequences from the five species from above.
Drosophila melanogasterand Aspergillus nigerare very closely related as are the human and mouse
sequences.  Yeast is closer to Drosophila melanogasterand Aspergillus niger than to the human and mouse.
Overall, hexokinase does not seem very conserved.