Question

Hello, can you please help me out with these problems. Thanks in advance.

When a zinc-containing enzyme hydrolyzes a peptide bond, what does the zinc 45. do to promote the hydrolysis? Zn O H20 Lys Val Asp) Leu Pro It increases the electrophilicity of the carbonyl carbon. (A) (B) (C) (D) It increases the nucleophilicity of the carbonyl carbon It decreases the electrophilicity of the carbonyl carbon. It decreases the nucleophilicity of the carbonyl carbon. 46. Which acid catalyzed reagent combination will result in this product? но HO он 47. Which conditions would produce a meso-product from this starting material? (B) Ha, Pd/C (A) 1. OsO4 2. H2O, bisulfate (D) 1. Os (C) 1. Peroxyacid 2. (CHs)2S 2. HO*

Answer 1

2 c ω'll be more e So a 46 Osoy- 애 4, w