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Photograph of James Dewey Watson

Science

James Dewey Watson

DNA structural-model coauthor

Also known as James Watson · J. D. Watson

Photograph · Image credit

Who they are

James Watson worked with Francis Crick on a structural model of DNA that joined chemical constraints with evidence from X-ray research. Their 1953 paper proposed complementary base pairing and pointed toward a copying mechanism. Experimental contributions by Franklin, Gosling, Wilkins and colleagues remain essential, separately credited parts of that publication sequence.

He appears in the timeline’s account of the collaborative evidence behind DNA’s double helix.

Selected contributions

  • Coauthored the 1953 DNA model paper with Francis Crick.Source ↗
  • Proposed complementary pairing with an implication for genetic copying.Source ↗

Selected works

  • Academic paper · 1953

    Molecular Structure of Nucleic Acids: A Structure for Deoxyribose Nucleic Acid

    Watson and Crick propose two DNA chains with complementary base pairs and suggest an implication for copying. Their short paper acknowledges experimental and chemical evidence supplied by other researchers and calls for further testing.

    Reading scope & citation

    Reuses documented prior inspection: Full transcribed article read; header’s April 2 is the manuscript date, checked against Nature’s publication metadata. Minor transcription typos not reproduced. Reuses the input’s documented prior inspection: Full transcribed article read; header’s April 2 is the manuscript date, checked against Nature’s publication metadata. Minor transcription typos not reproduced. No fresh full-work reread in this directory pass.

In the timeline

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Documented connections

Documented · co authored with

James Watson and Francis Crick co-authored the DNA structural-model paper.

This is authorship of one paper in the three-paper sequence; the experimental papers and acknowledged contributors retain their separate credit.

Read the relationship record →
Biography sources & portrait credit

Portrait credit

Newspaper Enterprise Association. Public domain in the United States (Commons file-specific declaration). Via Wikimedia Commons.

Photograph. Cropped to 4:5, resized to 320 × 400 and converted to WebP.

Image source & identification ↗ · Public domain in the United States (Commons file-specific declaration) ↗