26. Nucleic Acids and Protein Synthesis

Identify each of the following as a nucleoside or a nucleotide:

b. guanosine

Provide a name for the following nucleotide.

Draw a nucleotide structure for GMP.

Name the nucleoside shown here. Copy the structure, and number the C and N atoms (refer to Table 26.1).

Draw the complete structure of uridine 5′- phosphate, one of the four major ribonucleotides.

Write the full name of:

a. dUMP

In the genetic disease uridine monophosphate synthase deficiency, symptoms include anemia, cardiac malformations, and infections. Draw the condensed structural formula for uridine monophosphate.

A deficiency of the enzyme adenine transferase causes a lack of adenine for purine synthesis and a high level of adenine in the urine. Draw the condensed structural formula for adenosine monophosphate.

Identify the base and sugar in each of the following nucleosides:

a. deoxythymidine

Identify the base and sugar in each of the following nucleosides:

c. cytidine

Identify the base and sugar in each of the following nucleotides:

b. dAMP

Identify the base and sugar in each of the following nucleotides:

d. UMP

Draw the condensed structural formula for CMP.

Identify each of the following as a nucleoside or a nucleotide:

b. deoxycytidine

Identify each of the following as a nucleoside or a nucleotide:

d. cytidine monophosphate