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An octamer is a short chain polymer with eight repeating units. A monomer has one unit e.g., X, a dimer has two units, X-X, and a trimer has three units, X-X-X. An octomer could be written as X-X-X-X-X-X-X-X. or alternatively the chain could be branched. A polymer is a generic term used to describe a substantially long molecule. ...
X-X-X-X-X-X | X-X
Common octamers are the histoneprotein and a promoter sequence in eucaryoticDNA. In biology, histones are the chief proteins of chromatin. ... A representation of the 3D structure of myoglobin, showing coloured alpha helices. ... In genetics, a promoter is a DNA sequence that enables a gene to be transcribed. ... Kingdoms Eukaryotes are organisms with complex cells, in which the genetic material is organized into membrane-bound nuclei. ... Space-filling model of a section of DNA molecule Deoxyribonucleic acid (DNA) is a nucleic acid that contains the genetic instructions specifying the biological development of all cellular forms of life (and many viruses). ...