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The brand new 160,100 foot sets away from Tcuatro phage DNA expand to help you 54 microns

The brand new 160,100 foot sets away from Tcuatro phage DNA expand to help you 54 microns

DNA condensation. Genomic DNAs are extremely long molecules. Brand new cuatro.dos million legs pairs of your own Age. coli chromosome extend to one.4 millimeters. In the physical assistance, a lot of time DNA particles have to be compacted to fit with the tiny areas in to the a cell, nucleus otherwise malware particle. The newest productive traps to tight packing from DNA happen from decreased configurational entropy, bending the latest stiff twice helix, and you can intermolecular (otherwise inter-segment) electrostatic repulsion of your own negatively recharged DNA phosphate organizations.