Help Wordnik hunt for a million missing words by backing our Kickstarter!


from The Century Dictionary and Cyclopedia

  • n. A protamine, C36H69O7N10, similar in general properties to salmine. It is found in the testicles of the sturgeon.


Sorry, no etymologies found.


  • The sturine obtained from sturgeon roe contains for ex-ample all four of the previously mentioned nitrogen-rich groups of the protein molecule: two diamino acids of which one is combined with the amidine groups, and in addition, histidine.

    Albrecht Kossel - Nobel Lecture


Log in or sign up to get involved in the conversation. It's quick and easy.