OH 9. Complete the following reaction by drawing the molecular structure of the main product. Label the reactants and products. Circle and label an example of the hydroxyl functional group in the reactants. Circle and label the main type of linkage present in the product. CH₂OH CH2OH + H OH -т о-о-х Н OH OH OH OH 'С Н IC OH OH
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- Draw the amino acid product that results from a transamination reaction involving pyruvate and glutamate, shown in the image below. Draw the product as it would occur at the pH of most body fluids, including all charges. You do not need to draw the other product of the reaction. O NH3 3D CH3-C-C-o-+ 0-CH-CH CH2-C-0--→? pyruvate glutamate Draw the molecule on the canvas by choosing buttons from the Tools (for bonds), Atoms, and Advanced Template toolbars. The single bond is active by default. Include all hydrogen atoms and charges. > View Available Hint(s) CONT. H. N. NV CI Br 1] -C- C1 SIFunctional groups and linkages assignment Complete the reactions below. Circle and identify all functional groups and linkages in reactants and products. Also identify the type of biochemical reaction. [10 A] a) CH3CH2CH2 C-N-CH2CH2CH2CH3 H2O > H.I. Write a balanced chemical reaction, complete with chemical structures, to show the hydrolysis of iso-C to U. II. Draw the mechanism by which iso-G converts to its "minor tautomeric form complementary to U." You may propose either an acid or base catalyst. III. Draw chemical structures of the minor tautomeric form of iso-guanine (iso-G) and uracil (U), showing the non-covalent bonding (H-bonding) interactions between them.
- 12 Determine the type of biochemical reaction that occurs in the reaction shown below. O O O O O redox isomerization group C-C bond formation/cleavage transfer hydrolysis/condensation Previous Ex-xx-xx OH (ATP) OH OH OH OH + AMP OH OPO₂² OH OH +AMP1 OH (ADP)Lefer to the figure showing the molecular structure of dimethylmercury. H–C-Hg C-H H. Exposure of human skin to a single drop of dimethylmercury can lead to death, as it is highly poisonous and passes easily cell membranes. Based on its structure, why is it able to pass so easily through cell membranes? I-0-I IICIHFollowing are Fischer projections for a group of five-carbon sugars, all of which are aldopentoses. Identify the pairs that are enantiomers. CHO сно H-C- OH H-C-OH H-C- OH но-с — н н-с—он но- ČHOH ČH,OH сно CHO Н-с—он но—с— н H-C- OH H-C-OH но—с—н Н-с—он ČHOH ČH,OH сно сно н-с—он но—с —н но—с— н но -с — н H-C- OH но- C-H ČH,OH ČH,OH
- Draw the structure and give the name of the epimers of the following monosaccharides ALDOTRIOSE CHO Carton taamber HOOH 3 CH,OH Dlilyeeraldehyde CHO 2 HCOH Carbon number ALDOTETROSES HCOH нон D-Erythrose CHO CHO HOCH HCOH Carbon uumbes HOOH HXOH SISOINIJOTTV HOOH HCOH CHOH CHLOH Arabinose (Ara) nXylose (Xyt) CHO CHO CHO CHO 2 HCOH HCOH HCOH HOCH 3 HCOH HOCH HCOH HOCH Carbon TRmber 1 HCOH HCOH HOCH HOCH 5 HOOH HCOH HCOH HCOH CHOH CHOH CHOH CHOH THGlucose (Gle) Allese -Gulose Talose ALDOHENOSES(i) During the Pyruvate Decarboxylase (PDC) catalysed reaction, a covalent coenzyme intermediate is formed. On the skeleton of the covalent coenzyme intermediate below draw the appropriate double bonds, charges, and electron pairs to illustrate the two resonance forms of this intermediate. Name each form in the boxes provided. HO S R' N -R HO S R' N -RConsidering the monosaccharide transformation given below, what is the name of the depicted reaction? но. OH OH OPN v OH OH Amination Anomeric dehydration Reduction C1 oxidation C6 oxidation
- HO-C-CH,-CH,~ Identify the enzyme needed in each of the following reactions as an isomerase, a decarboxylase, a dehydrogenase, a protease, or a phosphatase. о CH;-C-Č-OH → CH;-Č–H + CO, СНО CH,OH НС—ОН C=0 HO-CH — НО -СН НС—ОН НС—ОН HO-CH Но -СH CH-OPO,?- ČH-OPO,- Но -С—СН,—CH, —С—ОН — Но -С—СН—СH-С-ОН + 2Н H;N-CH-C-NH-CH-CO0 +H;O → CH; ČH3 2 H;N-CH-CO0- ČH3Describe the important biochemical properties of carbohydrates and why carbohydrates would be considered polar molecules. A▾ B I X @ F 7Give at least 5 examples of biological compounds having an aldehyde functional group and identify the biochemical importance of each compound.