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The tail of lambda phages is made of at least 6 proteins (H, J, U, V, Stf, Tfa) and requires 7 more for assembly (I, K, L, M, Z, G/T). This assembly process begins with protein J, which then recruits proteins I, L, K, and G/T to add protein H. Once G and G/T leave the complex, protein V can assemble onto the J/H scaffold.
The simplest DNA end of a double stranded molecule is called a blunt end. Blunt ends are also known as non-cohesive ends. In a blunt-ended molecule, both strands terminate in a base pair. Blunt ends are not always desired in biotechnology since when using a DNA ligase to join two molecules into one, the yield is significantly lower with blunt ...
In the lambda phage, it is specifically E. coli. The wild type, having a temperate life cycle, allows the virus to exist in 2 life cycle stages, A lysogeny, and a lytic stage. During these life cycles it destroys the cell through the process of lysis, during the lysis process the offspring of the virus are released from the burst cell.
The prokaryotic cell is shown with its DNA, in green. 2. The bacteriophage attaches and releases its DNA, shown in red, into the prokaryotic cell. 3. The phage DNA then moves through the cell to the host's DNA. 4. The phage DNA integrates itself into the host cell's DNA, creating prophage. 5. The prophage then remains dormant until the host ...
NGS adapters are short ~80 BP fragments that bind to DNA to aid in amplification during library preparation and are also useful to bind DNA to the flow cell during sequencing. [5] These adapters are made up of three parts that flank the DNA sequence of interest. There is the flow cell binding sequence, the primer binding site, and also tagged ...
Simultaneously the donor strand is ligated to the target strand after cleavage leaving a single strand overhang on either end of the target sequence. These sites usually contain a 5 to 9 base pair overhang that can create a cohesive end. [10] Transposase then holds the sequence in a crossed formation and ligates the donor strand to the target ...
Add butter and peppermint extract and pulse until a cohesive ball of dough forms. Scoop 28 rounded teaspoons (10 grams) dough. Arrange 1" apart on prepared sheets. Press down to slightly flatten.
Rolling circle replication (RCR) is a process of unidirectional nucleic acid replication that can rapidly synthesize multiple copies of circular molecules of DNA or RNA, such as plasmids, the genomes of bacteriophages, and the circular RNA genome of viroids. Some eukaryotic viruses also replicate their DNA or RNA via the rolling circle mechanism.