What does 5' and 3' mean in DNA and RNA strands?
2014年2月16日 · The 5' and 3' mean "five prime" and "three prime", which indicate the carbon numbers in the DNA's sugar backbone. The 5' carbon has a phosphate group attached to it …
Why is DNA replication performed in the 5' to 3' direction?
2012年1月5日 · 3'->5' activity readily destroys proofreading capability of a polymerase So, basically, it is the need for proofreading that restricts the synthesis of DNA strands to 5'->3'. …
Why are transcripts translated from 5' to 3' direction?
2014年2月13日 · There are, however, clear biochemical reasons why the transcript itself has to be made in a 5'>3' direction. So in this alternative world where the initiation signals would have …
Why is the DNA helix anti-parallel? - Biology Stack Exchange
2015年8月21日 · So this electron attacks the O-H bond at the 3' OH of the deoxy-ribose sugar to generate the phosphodiester bond. So the 3' OH is always a requirement for addition of new …
molecular genetics - How does DNA codon (5`-3`) convert to …
For example, using the first column with the DNA codon 5`-TAC-3`, I would automatically convert it to 3`-5` complementary anti-sense strand because of the nature of the enzyme. It would be …
dna - Questions about RNA Polymerase - Biology Stack Exchange
2018年2月4日 · RNA polymerase can only transcribe in one direction (5’ to 3’) with respect to reading one strand of the template DNA in the opposite direction (3’ to 5’). In general, each …
DNA Replication ~ 5' to 3' direction? - Physics Forums
2014年3月6日 · 1. How does DNA replicate in the 5' to 3' direction? DNA replication in the 5' to 3' direction is a process that involves the unwinding of the double helix structure of DNA and the …
Why is DNA antiparallel? Can it be parallel?
2022年5月15日 · Both pictures show a distorted DNA structure. This article ("NMR structure of a parallel-stranded DNA duplex at atomic resolution") shows a more schematic solution of this …
Why do we use word prime with base pairing in DNA such as 5-3 …
2021年4月21日 · DNA is composed of nucleotides which are composed themselves of a sugar + a nitrogenous base (or nucleobase) + a phosphate. Both the sugar and the nucleobase have …
molecular biology - Relationship between DNA strands and mRNA …
2016年6月14日 · Only one of the two DNA strands serve as a template for transcription. The antisense strand of DNA is read by RNA polymerase from the 3' end to the 5' end during …