Term: lipoproteins https://doi.org/10.1351/goldbook.L03575 Definition: Clathrate complexes consisting of a lipid enwrapped in a protein host without covalent binding in such a way that the complex has a hydrophilic outer surface consisting of all the protein and the polar ends of any phospholipids. Related Terms: 1) lipid (http://doi.org/10.1351/goldbook.L03571). 2) protein (http://doi.org/10.1351/goldbook.P04898). 3) phospholipids (http://doi.org/10.1351/goldbook.P04559). 4) hydrophilic (http://doi.org/10.1351/goldbook.H02906). Source: PAC, 1995, 67, 1307. 'Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)' on page 1348 (https://doi.org/10.1351/pac199567081307) Citation: 'lipoproteins' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.L03575 License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms. Disclaimer: The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.