Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation
. 1974 Jan 25;249(2):465-75.

Regulated in vitro synthesis of Escherichia coli tryptophan operon messenger ribonucleic acid and enzymes

H Zalkin, C Yanofsky, C L Squires
  • PMID: 4358553
Free article

Regulated in vitro synthesis of Escherichia coli tryptophan operon messenger ribonucleic acid and enzymes

H Zalkin et al. J Biol Chem. .
Free article
No abstract available

PubMed Disclaimer

MeSH terms

LinkOut - more resources