Invent a pyrogram with 12 peaks and write the corresponding...

Key Concepts

Pyrosequencing

Pyrosequencing is a DNA sequencing technology based on the detection of pyrophosphate release upon nucleotide incorporation. It employs a series of enzymatic reactions that result in a chemiluminescent signal when a nucleotide is added to a growing DNA strand, enabling real-time sequencing by monitoring these light signals.

Pyrogram

A pyrogram is a graphical output generated during pyrosequencing that displays peaks corresponding to nucleotide incorporation events. Each peak’s height is proportional to the number of nucleotides added at a specific incorporation step, facilitating the interpretation of the DNA sequence based on the pattern of peaks observed.

DNA Sequence Interpretation

DNA sequence interpretation in the context of pyrosequencing involves correlating the pattern of peaks in a pyrogram to the underlying nucleotide sequence. The process requires understanding how the intensity and order of peaks reflect the sequence of bases, allowing the reconstruction of the DNA molecule by matching the recorded signal to the known biochemical reactions involved.

Transcript

00:01 So this problem is a math problem.

00:05 Probably doesn't seem like it, but i went ahead and wrote down the amino acids or the polyhyptides, as they say, in the sequences that they had there.

00:16 And they want to know which of the following sequences are going to yield the most optimal, the most optimal oligal nucleotide probe.

00:26 So optimal pretty much means smallest.

00:34 And the reason for that is, is because if you look at the table that tells you the amino acids, or i guess the combination of bases, like, you know, tgc, what is the possible amino acid, makes.

00:58 I don't know off the top of my head.

00:59 But let's say, let's say it's alanine, right? or arginine or whatever.

01:05 Well, tgc could make arginine, but so could cta, right? so we all know that the code could is universal.

01:16 So what that means for this problem is that we don't want a whole lot of amino acids that can be made by a bond.

01:29 Of different combinations of our bases.

01:36 So the way to do this is to look at your table that tells you all those bases and write them down for each individual amino acid and then multiply it out through that string.

01:53 I'm going to give you an example with the correct answer because it's the smallest number and i don't want to multiply really big numbers.

02:03 So for glycine here, there are, i'm going to change it to this color.

02:11 There are four possible base pair options.

02:17 Okay.

02:19 Trip here is one...

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