Alex A. Cardenas Week 3: Difference between revisions

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=Activity 1=
==Methods==
==Methods==
*Went to pubmed to find the Markham paper
*Went to pubmed to find the Markham paper
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  Sequences (3:5) Aligned. Score:  84
  Sequences (3:5) Aligned. Score:  84
  Sequences (4:5) Aligned. Score:  96
  Sequences (4:5) Aligned. Score:  96
*The unrooted tree was  
*The unrooted tree was (Picture)
Questions
Questions
*What was the accession number of the sequence you chose?
*What was the accession number of the sequence you chose?
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**Subject 2 visit 4
**Subject 2 visit 4
**Envolope glycoprotein region V3 (env) gene
**Envolope glycoprotein region V3 (env) gene
=Activity 2=

Revision as of 14:46, 14 September 2011

Activity 1

Methods

  • Went to pubmed to find the Markham paper
  • Clicked on nucleotide under the links to find the sequences
  • Retrieved the sequence file S4V2-4 and viewed it in the FASTA format
    • Which was then copy and pasted into Biology workbench.
  • Copy and pasted sequences into a txt. file saved it as 'sequence.txt'
  • Uploaded all of the files and then ran them all using ClustalW
  • After running the program and sequences compared, the scores were:
Sequences (1:2) Aligned. Score:  86
Sequences (1:3) Aligned. Score:  85
Sequences (1:4) Aligned. Score:  97
Sequences (1:5) Aligned. Score:  97
Sequences (2:3) Aligned. Score:  97
Sequences (2:4) Aligned. Score:  84
Sequences (2:5) Aligned. Score:  84
Sequences (3:4) Aligned. Score:  83
Sequences (3:5) Aligned. Score:  84
Sequences (4:5) Aligned. Score:  96
  • The unrooted tree was (Picture)

Questions

  • What was the accession number of the sequence you chose?
    • AF016818
  • Which subject of the study was that HIV sequence from? Which section of the record contains information about who the HIV was collected from?
    • Subject 2 visit 4
    • Envolope glycoprotein region V3 (env) gene

Activity 2