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Forgive my complete ignorance, but how do they even count genes? Given a very long string of base pairs, how is it possible to know where one gene ends and the
by fauigerzigerk 10y ago
Forgive my complete ignorance, but how do they even count genes? Given a very long string of base pairs, how is it possible to know where one gene ends and the next one begins? Do genes overlap?
- ceejayoz 10y agohttps://en.wikipedia.org/wiki/Start_codon https://en.wikipedia.org/wiki/Start_codon and https://en.wikipedia.org/wiki/Stop_codon https://en.wikipedia.org/wiki/Stop_codon
- deleted 10y ago[deleted]
- warrenpj 10y agoI think this is a great question. I was vague on this as well but I found this site after a quick search [1] A gene is a code for making a specific protein. Each gene is a sequence of three-letter "words" called "codons". There are special "start" and "stop" codons which mark the beginning and end of a gene. [1] http://genetics.thetech.org/about-genetics/how-do-genes-work http://genetics.thetech.org/about-genetics/how-do-genes-work
- pazimzadeh 10y agohttps://en.wikipedia.org/wiki/Gene_prediction https://en.wikipedia.org/wiki/Gene_prediction is usually done by searching for https://en.wikipedia.org/wiki/Open_reading_frame https://en.wikipedia.org/wiki/Open_reading_frame