Definition of Proenzyme

1. Noun. Any of a group of compounds that are inactive precursors of enzymes and require some change (such as the hydrolysis of a fragment that masks an active enzyme) to become active.

Exact synonyms: Zymogen
Generic synonyms: Organic Compound



Definition of Proenzyme

1. Noun. (biochemistry) Any inactive precursor of an enzyme that is converted to an enzyme by proteolysis; a zymogen ¹

¹ Source: wiktionary.com

Definition of Proenzyme

1. [n -S]

Proenzyme Pictures

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Lexicographical Neighbors of Proenzyme

productress
productresses
products
products of conception
prodynorphin
proedria
proem
proembryo
proemia
proemial
proemium
proemptosis
proems
proenkephalin
proenkephalins
proenzyme (current term)
proenzymes
proepicardial
proepicardium
proerythroblast
proestrus
proestruses
proetid
proetids
proette
proettes
prof
proface
profamily
profanation

Literary usage of Proenzyme

Below you will find example usage of this term as found in modern and/or classical literature:

1. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1895)
"... in the gastric follicles as a proenzyme, only to be converted into the active ferments chiefly through the agency of the HC1 of the gastric secretion. ..."

2. A Text-book of Physiological Chemistry by Olof Hammarsten (1911)
"... not consider the activating substance coming from the muscles, but from the leucocytes. This proenzyme is- activated by the internal secretion of the ..."

3. A Text-book of Human Physiology by Robert Adolph Armand Tigerstedt, John Raymond Murlin (1906)
"... whereupon thrombin arises from the proenzyme under the influence of the calcium ions. The formation of thrombin is stopped immediately by sodium ..."

4. A Text-book of Physiological Chemistry for Students of Medicine and Physicians by Charles Edmund Simon (1901)
"In the peptic cells of the stomach, for example, the specific ferment pepsin does not exist, but there is present the proenzyme pepsinogen, which can be ..."

5. A Manual of Clinical Diagnosis by Means of Microscopic and Chemical Methods by Charles Edmund Simon (1897)
"A great deal of what has been said above regarding pepsin and its zymogen also holds good for chy- mosin and its proenzyme. The proenzyme thus also appears ..."

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