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6. Shown below is tryptophan, the ami low is tryptophan, the amino acid in turkey that...
Choose three amino acids, no more than one of each of the following types: a. polar...
Choose three amino acids, no more than one of each of the following types: a. polar side group b. non-polar side group c. acidic side group d. basic side group Draw an unambiguous structure for each of the amino acids you chose, in the full propionate form (at pH=0). That is, all oxygen/sulfur sites should be neutral, and appropriate amino sites should have a+1 charge. For full credit, show all stereochemistry properly. a. b. c. CIRCLE the side groups for...
Q.1. Draw the conjugate base or conjugate acid of the following species Conjugate Acid Conjugate Base...
Q.1. Draw the conjugate base or conjugate acid of the following species Conjugate Acid Conjugate Base a) OH Sb) ? CH3NH2 c) HO d) ? SO- Q.2. ) Circle the most acidic proton and cross out the least acidic protons among the shown hydrogen atoms in the following molecules. NO H NH2 O-H Η Η CH3 OH -SC-H Н" Q.3. Circle the most acidic compound and cross out the least acidic compound in each set. ou la olagla ОН OH...
1. a. The large structure shown below has recently been studied by the pharmaceutical company Merck....
1. a. The large structure shown below has recently been studied by the pharmaceutical company Merck. Using the numbering system shown for this structure, write (R) or (S) over the numbered line for each stereogenic center. b. (-)-Menthol is shown as the most stable chair conformation. Write the (R) or (S) stereochemistry above the atom numbers. c. Isoleucine is one of the twenty common amino acids. All of the stereogenic centers are (S). Draw the hydrogens to show those stereocenters....
page 2 Chem 102 Work Shot 9.0 Dr.O. Amino Acids NAME_Sheena Thompson For each amino acid:...
page 2 Chem 102 Work Shot 9.0 Dr.O. Amino Acids NAME_Sheena Thompson For each amino acid: A. Draw a circle around the carboxylic acid group B. Drow a triangle around the c-amino group C. Draw a box (or rectangle or polygon) around the Rgroup in each amino acid D. Use hi-lighters or colored pencils on each name to classify the amino acids as one of the following: 1. Nonpolar 2. Polar neutral 3. Polar acidic 4. Polor basic NH CO_H...
5. D-sorbital is found in 'sugar-free' chewing gum. It is formed by reducing D-glucose with NaBH Draw the structure of D-sorbital. s. (4 pts) Classify the following amino acid as polar, n...
5. D-sorbital is found in 'sugar-free' chewing gum. It is formed by reducing D-glucose with NaBH Draw the structure of D-sorbital. s. (4 pts) Classify the following amino acid as polar, non- polar, acidic, or basic: 6 (4 pts) The amino acid threonine (thr) has two chiral carbons. Draw a Fischer projection of the 2S,3S configuration of threonine. キ 7.(11 pts) Draw the tripeptide lys-asp-ser at physiological pH 8. (8 pts) The pK, values for aspartic acid are 2.10, 9.82...
1. An amino acid is shown below. Draw a circle around the carboxylic acid group, a square around the side chain and...
1. An amino acid is shown below. Draw a circle around the carboxylic acid group, a square around the side chain and a triangle around the amino group. Finally, put an asterisk next to the C-carbon. HC=0 -C-C-H HNH3+ 2. Consider the molecule below (C&H BINO). After downloading Imol and the molecule files to your computer, measure the values of the indicated bond and torsional angles. CCN HOC = HO 1 OCCC - OCCBr =
with one another? no loan pais 1. For each compound shown below, number the illustrated protons...
with one another? no loan pais 1. For each compound shown below, number the illustrated protons according to their acidity: most acidic (1) to least acidic (3). (9 points) H H NH2 H OH HO F F OH O HS OH 13. Shown below is the formal structure of the amino acid methionine and its structure as it exists at physiological pH ( 7.3). In each case, the molecule itself is neutral; however at pH 7.3 there is an atom...
4. Shown below is a segment from a polypeptide chain. Which amino acid in this segment...
4. Shown below is a segment from a polypeptide chain. Which amino acid in this segment is most likely to be found in the hydrophobic interior of the folded protein? ОН OY H ZI IZ ONH2 A. Isoleucine B. Threonine C. Glutamine
questions e-f and g.and k. a) Use the 3 letter symbols for a 6 amino acid...
questions e-f and g.and k.
a) Use the 3 letter symbols for a 6 amino acid peptide chain containing at least one polar and at least one acidic or basic amino acid. (All at physiological pH.) Asp - Gly-Glu-Tyr- Phe- Ala OM b) Draw the primary structure with its peptide bonds, side chains, etc. in the correct order. CH3 NH - E-N -CH. - CH - C- 2-I U=0 -ch- & N-chi- CH₃ CH ₂ Coo CH н My Coo...
Shown below is the partial structural formula for the amino acid L-cysteine, HSCH2(NH2)CHCOOH. Th...
Shown below is the partial structural formula for the amino acid L-cysteine, HSCH2(NH2)CHCOOH. The dotted lines represent connectivity of the atoms, but the structure does not show the correct bond orders (single, double, etc.). Complete the following activity for L-cysteine. ННО 2 4 H N-H 1. Write the name and chemical formula of the molecule shown above. 2. Determine the total number of valence electrons in the molecule. 3. Use the partial structural formula to draw a Lewis structure for...
Choose three amino acids, no more than one of each of the following types: a. polar side group b. non-polar side group c. acidic side group d. basic side group Draw an unambiguous structure for each of the amino acids you chose, in the full propionate form (at pH=0). That is, all oxygen/sulfur sites should be neutral, and appropriate amino sites should have a+1 charge. For full credit, show all stereochemistry properly. a. b. c. CIRCLE the side groups for...
Q.1. Draw the conjugate base or conjugate acid of the following species Conjugate Acid Conjugate Base a) OH Sb) ? CH3NH2 c) HO d) ? SO- Q.2. ) Circle the most acidic proton and cross out the least acidic protons among the shown hydrogen atoms in the following molecules. NO H NH2 O-H Η Η CH3 OH -SC-H Н" Q.3. Circle the most acidic compound and cross out the least acidic compound in each set. ou la olagla ОН OH...
1. a. The large structure shown below has recently been studied by the pharmaceutical company Merck. Using the numbering system shown for this structure, write (R) or (S) over the numbered line for each stereogenic center. b. (-)-Menthol is shown as the most stable chair conformation. Write the (R) or (S) stereochemistry above the atom numbers. c. Isoleucine is one of the twenty common amino acids. All of the stereogenic centers are (S). Draw the hydrogens to show those stereocenters....
page 2 Chem 102 Work Shot 9.0 Dr.O. Amino Acids NAME_Sheena Thompson For each amino acid: A. Draw a circle around the carboxylic acid group B. Drow a triangle around the c-amino group C. Draw a box (or rectangle or polygon) around the Rgroup in each amino acid D. Use hi-lighters or colored pencils on each name to classify the amino acids as one of the following: 1. Nonpolar 2. Polar neutral 3. Polar acidic 4. Polor basic NH CO_H...
5. D-sorbital is found in 'sugar-free' chewing gum. It is formed by reducing D-glucose with NaBH Draw the structure of D-sorbital. s. (4 pts) Classify the following amino acid as polar, non- polar, acidic, or basic: 6 (4 pts) The amino acid threonine (thr) has two chiral carbons. Draw a Fischer projection of the 2S,3S configuration of threonine. キ 7.(11 pts) Draw the tripeptide lys-asp-ser at physiological pH 8. (8 pts) The pK, values for aspartic acid are 2.10, 9.82...
1. An amino acid is shown below. Draw a circle around the carboxylic acid group, a square around the side chain and a triangle around the amino group. Finally, put an asterisk next to the C-carbon. HC=0 -C-C-H HNH3+ 2. Consider the molecule below (C&H BINO). After downloading Imol and the molecule files to your computer, measure the values of the indicated bond and torsional angles. CCN HOC = HO 1 OCCC - OCCBr =
with one another? no loan pais 1. For each compound shown below, number the illustrated protons according to their acidity: most acidic (1) to least acidic (3). (9 points) H H NH2 H OH HO F F OH O HS OH 13. Shown below is the formal structure of the amino acid methionine and its structure as it exists at physiological pH ( 7.3). In each case, the molecule itself is neutral; however at pH 7.3 there is an atom...
4. Shown below is a segment from a polypeptide chain. Which amino acid in this segment is most likely to be found in the hydrophobic interior of the folded protein? ОН OY H ZI IZ ONH2 A. Isoleucine B. Threonine C. Glutamine
questions e-f and g.and k.
a) Use the 3 letter symbols for a 6 amino acid peptide chain containing at least one polar and at least one acidic or basic amino acid. (All at physiological pH.) Asp - Gly-Glu-Tyr- Phe- Ala OM b) Draw the primary structure with its peptide bonds, side chains, etc. in the correct order. CH3 NH - E-N -CH. - CH - C- 2-I U=0 -ch- & N-chi- CH₃ CH ₂ Coo CH н My Coo...
Shown below is the partial structural formula for the amino acid L-cysteine, HSCH2(NH2)CHCOOH. The dotted lines represent connectivity of the atoms, but the structure does not show the correct bond orders (single, double, etc.). Complete the following activity for L-cysteine. ННО 2 4 H N-H 1. Write the name and chemical formula of the molecule shown above. 2. Determine the total number of valence electrons in the molecule. 3. Use the partial structural formula to draw a Lewis structure for...
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