
1) Simple protein
Found on
https://www.crosswordclues.com/clue/glutelin

Glutelin proteins are soluble in dilute acids or bases, detergents, chaotropic agents, or reducing agents. In general, they are prolamin-like proteins in certain grass seeds. Glutenin is the most common glutelin, as it is found in wheat and is responsible for some of the refined baking properties in bread wheat. The glutelins of barley and rye hav...
Found on
http://en.wikipedia.org/wiki/Glutelin

<protein> A simple protein found in the seeds of cereal grains such as wheat, barley, and rice. It is an important component of gluten and, together with the protein gliadin, helps make bread porous and spongy after baking. ... (09 Oct 1997) ...
Found on
http://www.encyclo.co.uk/local/20973

Group of proteins found in seeds of cereals such as wheat.
Found on
http://www.encyclo.co.uk/visitor-contributions.php

Glutelin is a group of plant proteins found in cereals. They are insoluble in water, precipitated by alcohol and are not coagulated by heat.
Found on
http://www.probertencyclopaedia.com/browse/GG.HTM

[
n] - a simple protein found in the seeds of cereals
Found on
http://www.webdictionary.co.uk/definition.php?query=glutelin

any of a group of simple proteins of vegetable origin, esp. one from wheat.
Found on
https://www.infoplease.com/dictionary/glutelin
No exact match found.