prolamin

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(prō'lə-mĭn) pronunciation also pro·la·mine (-mĭn, -mēn')
n.
Any of a class of simple proteins soluble in alcohol and usually having a high proline and glutamine content, found in the grains of cereal crops such as wheat, rye, barley, corn, and rice.

[PROL(INE) + AM(MONIA) + -IN.]


or pro·la·min (prō'lə-mĭn, -mēn')
n.

Any of a class of simple proteins found in the seeds of wheat, rye, and other grains that are insoluble in water and neutral salt solutions but are soluble in dilute acids and alkalis.

or (formerly) prolamine

any of a group of simple proline-rich proteins, found especially in the seeds of cereal plants, that are insoluble in water, neutral salt solutions, and absolute ethanol, but soluble in dilute acid or alkali, and in 70 — 80% aqueous ethanol. The group includes the gliadins of wheat and rye, hordein of barley, and zein of maize. Compare glutelin.

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A globular protein, e.g. zein in maize grain.

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