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DNA Double Helix Structure Model Module
Price :
৳950
৳1050
Estimated Shipping Time: 2 to 3 days
Uses: Genetic Mapping and Sequencing
Product SKU: rX16138ZyS
DNA Double Helix Structure Model Module
Description :
The DNA Double Helix Structure Model Module represents the twisted-ladder conformation of deoxyribonucleic acid, where two long polynucleotide chains run in opposite directions to form a stable right-handed spiral. This structural arrangement is defined by a sugar-phosphate backbone on the exterior and nitrogenous base pairs—adenine, thymine, cytosine, and guanine—extending inward to form the "rungs" of the ladder through specific hydrogen bonding. The geometry of this module is characterized by its uniform diameter and the presence of major and minor grooves, which are critical for the biochemical interactions that allow genetic information to be accessed and replicated.
Uses :
Educational Demonstrations: It serves as a primary tactile or visual tool to teach the concept of complementary base pairing ($A=T$ and $G\equiv C$) and the antiparallel nature of DNA strands.
Pharmaceutical Research: The model is utilized to study drug-target interactions, specifically how small molecules or intercalating agents bind within the major and minor grooves to inhibit viral or bacterial replication.
Bioinformatics Framework: It provides the spatial coordinates necessary for molecular modeling software, allowing researchers to simulate the physical effects of genetic mutations on the overall stability of the helix.
Genomic Mapping: The module acts as a reference for calculating the physical length of DNA sequences, where the total distance can be determined by the number of base pairs multiplied by the rise per base:
$$L = n \times 0.34\text{ nm}$$Forensic Science: It is used to illustrate the process of DNA profiling, helping to explain how specific regions of the double helix vary between individuals while the fundamental structure remains constant.
If you'd like to know more about this chemical or need any analysis
report regarding this chemical then contact us support@echem.com.bd.Model Height: Approx. 37 cm
Width: Approx. 8.5 cm
Blue Ball Diameter: 1.4 cm
White Ball Diameter: 1.0 cm
Total Weight: About 136 g
Material: High-quality engineering plastic
Package: Plastic storage box with all components included
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