Are the given examples representative of acid-base catalysis, covalent catalysis, or metal ion catalysis? Glu R HN R' Enzyme substrate complex Glu R HN R' Oe Zn2+ Tetrahedral intermediate In aspartate ammonia lyase, a deprotonated serine sidechain performs a nucleophilic attack on a carbonyl carbon of the substrate. An active site histidine abstracts a proton from a substrate, making it more reactive, then donates the proton back to the product. general acid-base catalysis covalent catalysis metal ion catalysis

Are the given examples representative of acid-base catalysis, covalent catalysis, or metal ion catalysis? Glu R HN R' Enzyme substrate complex Glu R HN R' Oe Zn2+ Tetrahedral intermediate In aspartate ammonia lyase, a deprotonated serine sidechain performs a nucleophilic attack on a carbonyl carbon of the substrate. An active site histidine abstracts a proton from a substrate, making it more reactive, then donates the proton back to the product. general acid-base catalysis covalent catalysis metal ion catalysis

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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