3) After watching the video convert the monosaccharides from a Fischer to a Haworth Projection.a) Convert D-mannose to its a-pyranose.CHOHOHHOHHOH-OHCH₂OHPH3D-mannoseb) Convert L-galactose to its B-pyranose.H1CHOHOHOHH-OHHO-H6CH₂OHL-galactose

Fischer and Haworth ProjectionsFischer and Haworth projections are two ways of representing the…

Answered: 3) After watching the video convert the…

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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Convert the following Haworth projections to a Fischer projection. Name the monosaccharides you have drawn. a) CH2OH b) CH2OH H H он H H Он H но H но но ÓH I I
1) Please list all glycosidic linkages between each monosaccharide units. For example, α(1→4)2) Please discuss whether these oligo/polysaccharides would be reducing or non-reducing sugar. Remember to state your reasoning in complete sentence.
2) Draw the skeletal (line-boad) structure for 2-methylbutanediaicacid. 3) Draw the skeletal structuce for (E)-3-phenylbut - 2-cnois acid. 4) Draw the skele tal structure for (2)-3-chloro-2- phenylprop-2-enaic acid. 5) The common fea ture of all esters is the presence of a A)-OH group B)-CE8)OH group C)-C(=0)H group D)-C(=0)OR group. 6) Draw the skeletal structuce of 3,3-dimethylbutanenitrile
What is the correct systematic name for the disaccharide below? Question 6 options: a O-β-D-glucopyranosyl-(1-->2)-α-D-glucopyranose b O-β-D-glucopyranosyl-(1-->4)-β-D-glucopyranose c O-α-D-glucopyranosyl-(1--> 2)-α-D-glucopyranose d O-β-D-glucofuranosyl-(1--> 4)-β-D-glucofuranose
Draw a Fischer projection of L-fucose and L-hexose. What are the similarities in their structure?
Raffinose is a trisaccharide and a minor constituent in sugar beets. (a) Is raffinose a reducing sugar?Explain. (b) What are the monosaccharides that compose raffinose ? (c) β - Galactosidase is an enzyme that will remove galactose residues from an oligosaccharide. What are the products of β - galactosidase treatment of raffinose ?
An octapeptide was hydrolyzed and the amino acids separated. Its amino acid composition was determined: Gly (1); Ala (2); Val (1); Lys (2); Met (1); Asp (1). After incubation with FDNB and hydrolysis, 2,4-dinitrophenylalanine was detected. NO2 H H N C COOH ON- CH, Treatment with cyanogen bromide, which cleaves at M, resulted in two fragments: a pentapeptide containing two K residues and a tripeptide containing V, G, and A. The residues are not listed in any particular order. After treatment with trypsin, which cleaves at R and K, there were three fragments: two dipeptides and MGAV. What is the sequence of the octapeptide? Use the one-letter abbreviations for the amino acids, and do not use dashes.
Convert each of the following chair conformations to an open-chain from and to a Fischer projection. Name the monosaccharides you have drawn. a) но b) CH2OH но CH2OH но- он но OH OH но
Draw the following sugars using Haworth projections:a. b-d-galactopyranose b. a-d-tagatopyranose c. a-l-glucopyranose
Considering the monosaccharide transformation given below, and given that the reactant is a-D- mannose, what is the name of the product? НО НОН НО- Н Но Н ОН a-D-mannitol -Н a-D-mannuronic acid ОН a-D-mannosamine a-D-mannulose a-D-mannonic acid НО 1 НОН НО Н нон H -ОН
Imagine a trisaccharide that has D-Altrose, D-Gulose, and D-Ribose. D-Altrose is bonded to D-Gulose in an α(1→4) glycosidic bond and D-Ribose is bonded to D-Altrose in an α(1→6) glycosidic bond. Draw the imaginary trisaccharide using Haworth projection with the appropriate representation of each monosaccharide.
Identify the structure of O-a-D-sorbopyranosyl-(24)-B-D-glucopyranose below. The following structures will help: НО Н ОН х Н H H D-sorbose Н OH CH₂OH Н Н Н OH HO Н H HO H н HO ОН Н н Н О ОН O H Н CH₂OH OH OH н 0 CH2OH Н OH Н H OH Н CH₂OH H ОН Н OH Н Н Н РО OH Н HO OH н н -O CH2O Н O H H OH н Н OH CH₂OH о CHOH H H Н Ко OH H OH Н Н OH Н OH Н OH Н CH₂OH -OCHOH H OH O CH OH Н OH Н Н CH₂OH ОН он OH OH H OH H O OH CH₂OH OH ОН Н O OH OH D-glucose Н ОН Н ОН ОН

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3) After watching the video convert the monosaccharides from a Fischer to a Haworth Projection. a) Convert D-mannose to its a-pyranose. CHO + -H 2 HO-H HO H- -OH OH CH₂OH H- 6 D-mannose b) Convert L-galactose to its B-pyranose. 'CHO HO-H HOH H-OH HO-SH 6CH₂OH L-galactose