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5' cap structure. A 5' cap (also termed an RNA cap, an RNA 7-methylguanosine cap, or an RNA m 7 G cap) is a modified guanine nucleotide that has been added to the "front" or 5' end of a eukaryotic messenger RNA shortly after the start of transcription. The 5' cap consists of a terminal 7-methylguanosine residue that is linked through a 5'-5 ...
Ribonucleic acid (RNA) is a polymeric molecule that is essential for most biological functions, either by performing the function itself (non-coding RNA) or by forming a template for the production of proteins (messenger RNA). RNA and deoxyribonucleic acid (DNA) are nucleic acids.
RNA origami mechanism. RNA origami is the nanoscale folding of RNA, enabling the RNA to create particular shapes to organize these molecules. [1] It is a new method that was developed by researchers from Aarhus University and California Institute of Technology. [2] RNA origami is synthesized by enzymes that fold RNA into particular shapes.
In molecular biology, circular RNA (or circRNA) is a type of single-stranded RNA which, unlike linear RNA, forms a covalently closed continuous loop. In circular RNA, the 3' and 5' ends normally present in an RNA molecule have been joined together. This feature confers numerous properties to circular RNA, many of which have only recently been ...
Proper neural folding. Specialized cells called the notochord (A) induces ectoderm above it to become the primitive nervous system. (B) Neural tube forms (C) Gives rise to the brain and spinal cord. (D) Neural crest cells will migrate to different regions throughout the embryo to initiate development of glia, pigments, and other neural ...
Stem-loop or hairpin loop is the most common element of RNA secondary structure. [8] Stem-loop is formed when the RNA chains fold back on themselves to form a double helical tract called the 'stem', the unpaired nucleotides forms single stranded region called the 'loop'. A tetraloop is a four-base pairs hairpin
The researchers found that, much like brain cells, these other types of cells responded to the chemical signals by switching on a gene associated with memory storage. ... and then fades away. But ...
Cells take on a columnar appearance in the process as they continue to lengthen and narrow. The ends of the neural plate, known as the neural folds, push the ends of the plate up and together, folding into the neural tube, a structure critical to brain and spinal cord development. This process as a whole is termed primary neurulation. [1]