. Draw Haworth projections for the following:(a)CHOin a-furanose form. Name the sugar.H-C-OH|HO-C-HH-C-OHCH,OH(b) The L isomer of (a)(c) a-D-GlcNAc(d) a-D-Fructofuranose

A Haworth projection is common way of writing a structural formula to represent the cyclic structure…

Answered: . Draw Haworth projections for 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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2. 3 With the help of the internet and your textbook, A. hand-draw the chemical structures of dipalmitoyl phosphatidyl choline, DPPC (also known as lecithin, although lecithin is a more general name and can refer to other chemical structures). B. Where is DPPC found in a cell? 4 C. Is this a lipid, carbohydrate, protein or nucleic acid? Do not leave any "R" groups in the structure that you draw. With the help of the internet and your textbook, hand-draw the chemical structures of the following: A. ibuprofen (What trademarked product is this used in?) B. amoxicillin (What type of agent is this?) C. diltiazem (What condition is this used to treat?) D. L-aspartyl-L-phenylalanine methyl ester (What is this chemical's trade name?) E. atorvastatin (What trademarked product is this used in?) Draw each of these structures by hand. Do not leave any "R" groups in the structure that you draw. Using the structures you drew in questions 2 & 3, for each of the organic functional groups listed below,…
Which of the following an anomer of a-D-galactopyranose? CHOH OH OH HO. CHOH HO. CH,OH HO. H. H. CH,OH HO. -ェ6- 6一ェHーさ

draw disaccharide as Haworth projection: (shown in image) -is this drawing a reducing sugar? Briefly explain
VII. Draw the structure of melezitose (either in Haworth or in conformer): a-D-glucopyranosyl- (1–3)-B-D-fructofuranosyl-(2–→1)-a-D-glucopyranoside Is it a reducing sugar?
Draw the chair conformation of the whole of O-linked oligosaccharide pictured below, including the amino acid it is attached to.
gal(a1→6)gal(a1→6)glc(a1→2B)fru. Which of the complete IUPAC of this tetrasaccharide? a-D-galactopyranosyl-(1→6)-ß-D-galactopyranosyl-(1→6)- a-D-glucopyranosyl-(1→2)-B-fructofuranose a-D-galactopyranosyl-(1→6)- a-D-galactopyranosyl-(1→6)- a-D-glucopyranosyl-(1→2)-ß-fructofuranoside a-D-galactopyranosyl-(1→6)- a-D-galactopyranosyl-(1→6)- a-D-glucopyranosyl-(1<→2)-ß-fructofuranose a-D-galactopyranosyl-(1→6)-B-D-galactopyranosyl-(1→6)- a-D-glucopyranosyl-(1→2)-ß-fructofuranoside
Fill in ..... (1) the complete systematic names for sugars A, B and C (remember to you pyranosyl or furanosyl because these are not the terminal sugar). (2) The appropriate descriptor of the glycosidic bonds where appropriate/necessary. (3) Draw the missing sugars as indicated onto the given diagram. HO OH GED A HO OH a-L-psicofuranose (1➜6)- (1➜4)- a-D-idopyranose HO OH B OH OH OH OH SUGAR A SUGAR B SUGAR C
a. Suppose that you have the peptide Ala-Gly-Tyr-His-Leu and you treat it with FDNB and then 6M HCl. Draw the structures of all the products that you will have in solution (assume all reactions to go to completion).
Determine the sequence of the following 10-mer of ferritin using the data below. i. Complete acid hydrolysis of the 10-mer results in identification of 1A, 1D, 1E, 1F, 1H, 1K, 2L, 1T, 1Y ii. Digestion of the 10-mer with chymotrypsin results in 3 fragments containing (D, H, K, T), (F, L) and (A, E, L, Y) iii. Digestion of the 10-mer with V8 protease, which cuts on the C-side of acidic amino acids, results in three fragments containing (D, F, L, Y), (A, E, L) and (H, K, T) iv. Digestion with trypsin results in a fragment H-T and a fragment with all the other amino acids v. Treatment of the 10-mer with FDNB followed by complete acid hydrolysis results in the following two derivatives, DNP-1 and DNP-2 vi. Treatment of the 10-mer with a carboxypeptidase results in a free threonine
Draw both possible disaccharides of D-psicose and D-mannose that are joined by an α(1→4) glycosidic linkage. Are either of them now a reducing sugar?
Identify the structure of the predominant form of the pentapeptide at pH = 12 if there is a pentapeptide Ile-Lys-Asp-Phe-Gly
Consider each dipeptide. Part: 0 / 4 Part 1 of 4 HO || H H H3N C-C-N-C-COO Identify the amino acid(s) present in this structure. Check all that apply. U U U glycine cysteine valine alanine Ophenylalanine ☐ U U asparagine tyrosine threonine leucine glutamine serine ☐ isoleucine methionine None of the above X

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. Draw Haworth projections for the following: (a) CHO in a-furanose form. Name the sugar. H-C-OH | HO-C-H H-C-OH CH,OH (b) The L isomer of (a) (c) a-D-GlcNAc (d) a-D-Fructofuranose