Protein hydration in aqueous solution

Gottfried Otting*, Edvards Liepinsh, Kurt Wüthrich

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

784 Citations (Scopus)

Abstract

High-resolution proton nuclear magnetic resonance studies of protein hydration in aqueous solution show that there are two qualitatively different types of hydration sites. A well-defined, small number of water molecules in the interior of the protein are in identical locations in the crystal structure and in solution, and their residence times are in the range from about 10 -2 to 10-8 second. Hydration of the protein surface in solution is by water molecules with residence times in the subnanosecond range, even when they are located in hydration sites that contain well-ordered water in the x-ray structures of protein single crystals.

Original languageEnglish
Pages (from-to)974-980
Number of pages7
JournalScience
Volume254
Issue number5034
DOIs
Publication statusPublished - 1991
Externally publishedYes

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