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Universal primer hybridises to the RC probe and is extended by the DNA polymerase generating target specific primer. The 5 prime portion of the RC probe contains the reverse complement sequence of the desired target specific primer sequence. In RC-PCR, no target specific primers are present in the reaction mixture.
A cDNA library is a collection of expressed DNA genes that are seen as a useful reference tool in gene identification and cloning processes. cDNA libraries are constructed from mRNA using RNA-dependent DNA polymerase reverse transcriptase (RT), which transcribes an mRNA template into DNA. Therefore, a cDNA library can only contain inserts that ...
The Biopython project is an open-source collection of non-commercial Python tools for computational biology and bioinformatics, created by an international association of developers. [ 1 ] [ 4 ] [ 5 ] It contains classes to represent biological sequences and sequence annotations , and it is able to read and write to a variety of file formats.
An inverted repeat (or IR) is a single stranded sequence of nucleotides followed downstream by its reverse complement. [1] The intervening sequence of nucleotides between the initial sequence and the reverse complement can be any length including zero. For example, 5'---TTACGnnnnnn CGTAA---3' is an inverted repeat sequence.
RNA serves as a template for cDNA synthesis. [3] In cellular life, cDNA is generated by viruses and retrotransposons for integration of RNA into target genomic DNA.In molecular biology, RNA is purified from source material after genomic DNA, proteins and other cellular components are removed. cDNA is then synthesized through in vitro reverse transcription.
Note:If MAST is combining reverse complement DNA strands, the position p-value is not corrected for multiple tests. Sequence p-value: The p-value of a match of a sequence to a motif is defined as the probability of a randomly generated sequence of the same length having a match score at least as large as the largest match score of any position ...
Reverse transcription polymerase chain reaction (RT-PCR) is a laboratory technique combining reverse transcription of RNA into DNA (in this context called complementary DNA or cDNA) and amplification of specific DNA targets using polymerase chain reaction (PCR). [1] It is primarily used to measure the amount of a specific RNA.
For example, the built-in reverse complement utility reverses the order of characters and replaces each with its complement. [17] The screenshots demonstrate the use of MEGA's reverse complement tool. The original sequence was reversed and each nucleotide was replaced with its complement to produce the reverse complement.