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Finding Protein Sequence and Gene Coding Region

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Finding Protein Sequence and Gene Coding Region

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Questions and Answers

Where should you start the search for finding a protein sequence and gene coding region?

Genomic region

Nucleotide database

Protein database

Gene database (correct)

What can be found in the Features section of the GenBank record?

Translated protein sequence

Coding sequence for the gene

Location on the chromosome

All of the above (correct)

What is the purpose of multiple sequence alignments?

To identify sequence positions where specific amino acids matter

To define specific sequence signatures for protein families

To classify sequences and build evolutionary trees

All of the above (correct)

What is the primary function of PIR (Protein Information Resource)?

To provide protein sequence analysis tools Signup and view all the answers

Where can you find the GenBank Link?

Genomic regions section Signup and view all the answers

What is the name of the tool used to make a multiple protein sequence alignment?

Clustalw Signup and view all the answers

What is the purpose of a gene?

To bring about the expression of a protein Signup and view all the answers

What is the shape of the genome in prokaryotes?

A single, circular DNA molecule Signup and view all the answers

What is the difference in gene density between prokaryotes and eukaryotes?

One gene per 1000 base pairs in prokaryotes and one gene per 100,000 base pairs in eukaryotes Signup and view all the answers

What is the main difference between the genome sequence of prokaryotes and eukaryotes?

Gene sequence is collinear with mRNA in prokaryotes Signup and view all the answers

What is the purpose of including the coordinates of promoter elements in database entries?

To identify the start site of transcription Signup and view all the answers

What is the characteristic of genome efficiency in prokaryotes?

70 percent of the genome is coding for proteins Signup and view all the answers