Chemicals and Drugs

B-Form DNA

The most common form of DNA found in nature. It is a right-handed helix with 10 base pairs per turn, a pitch of 0.338 nm per base pair and a helical diameter of 1.9 nm.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The most common form of DNA found in nature. It is a right-handed helix with 10 base pairs per turn, a pitch of 0.338 nm per base pair and a helical diameter of 1.9 nm.

MeSH Record

Classification

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MeSH Record

Synonyms

3 entry terms
  • B-DNA
  • DNA, B-Form
  • DNA, B Form

MeSH Record

Aspects Covered

29 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analysis, antagonists & inhibitors, biosynthesis, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, drug effects, economics, genetics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, physiology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, ultrastructure, urine.

MeSH Record

History Note

2012; for DNA, B-FORM use DNA 2004-2011

MeSH Record

Previous Indexing

  • DNA (1972-2011)
  • Nucleic Acid Conformation (1972-2011)

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. B-Form DNA. Medical Subject Headings (MeSH). 2026. Unique ID D059371. http://id.nlm.nih.gov/mesh/2026/D059371
  2. B-Form DNA. In: Wikidata. https://www.wikidata.org/wiki/Q10859466