Changes in the genetic code in bacterial or eukaryotic nuclear genomes usually assign amino acids to stop codons or change a codon so that it no longer specifies an amino acid.

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#Id: 2521

#Unit 13. Methods in Biology

Point mutations in DNA, quantification of DNA, Chiral compounds all ca be analyzed by using Capillary zone electrophoresis.

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#Id: 2892

#Unit 3. Fundamental Processes

DnaA is an ATP-binding protein. The first stage in initiation is binding of the DnaA-ATP 

protein complex to the fully methylated oriC sequence.

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#Id: 6500

#Unit 3. Fundamental Processes

To extend elongation into the transcription unit, a kinase complex called P-TEFb is required. P-TEFb contains the CDK9 kinase, which is a member of the kinase family that controls the cell cycle. P-TEFb acts on the CTD to phosphorylate it further on serine 2 of the heptapeptide repeat.

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#Id: 9627

#Unit 4. Cell Communication and Cell Signaling

Monoubiquitinylation of the HER1 cytosolic domain by the E3 ubiquitin ligase c-Cbl

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#Id: 10196

#Unit 6. System Physiology – Plant