The structure given below represents what molecule? CHO I H-C-OH I CH₂OH dihydroxyacetone phosphate O glyceraldehyde O pyruvate O glyceraldehyde-3-phosphate
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- Trace the pathway of [14C]bicarbonate through gluconeogenesis. Use an asterisk to indicate the location of ¹4C in all intermediates and in the final gluconeogenesis product, glucose. HO-C O- =0 [¹C] Bicarbonate CH₂OPO H-C-OH --OPO O 1,3-Bisphospho- glycerate ↑ -COO -CH₂ TC=O coo Oxaloacetate CH,OPO H-C-OH COO ↑ 3-Phosphoglycerate CH₂ C-OPO -COO Phosphoenolpyruvate CH,OH HC-OPO, COO 2-Phosphoglycerate Answer BankThe following sattements are true for glycogen. EXCEPT: Branching of a(1→6) linkages every 8-12 residues Glycogen is stored energy for animals Like amylopectin, glycogen gives a red-violet color with iodine Structure is branched but not as highly as amylopectin of starchHydrocarbon groups of selected amino acids The structures of the R groups of selected amino acids are shown in the following table. Amino acid Abbreviation R group glutamic acid Glu -CH2CH2COO- lle |-CH(CH3)(CH2CH3) isoleucine leucine Leu — СH-CH(CH3)2 serine Ser -CH2OH threonine Thr -CH(OH)CH3 valine Val -CH(CH3)2 Part A Give the name for the peptide CH3 CH3 CH CH3 CH3 CH3 OH CH3 CH3 НСОН CH CH2 CH2 CH H3Ñ-C-CONH-C-CONH-C-CONH-c-CONH-C-cOO H H H H. H Spell out the full name of the peptide.
- The triacylglycerol shown below is: II CH-0-Ĉ-(CH,),,CH3 CH-O-C-(CH,),CH=CH(CH,),CH, CH,-0-Ç(CH,),CH=CHCH,CH=CH(CH,),CH; . 1-stearoyl-2-oleyl-3-linoleyl glyceride . 1-palmitoyl-2-oleyl-3-linolenyl glyceride . 1-myristoyl-2-oleyl-3-arachidoyl glyceride ). 1-palmitoyl-2-oleyl-3-linoleyl glyceride . 1-palmitoleyl-2-oleyl-3-arachidonyl glycerideWhich of the following is the correct systematic name of the disaccharide shown? OH он но но но- OH Он a-D-glucopyranosyl-(1-3)-B-D-galactopyranose O a-D-glucopyranosyl-(1–3)-B-D-glucopyranose O a-D-gulopyranosyl-(1-4)-B-D-glucopyranose O a-D-gulopyranosyl-(1-4)-B-D-galactopyranoseTridecane [CH3(CH2)11CH3] is a major component of the repellent that the stink bug Piezodonis guildinii releases from its scent glands when attacked. What fatty acid gives tridecane on decarboxylation?
- Which of the following best describes the molecule below? . CHOH H H CH OH H OH OH CH OH OH H. OH B -D-galactopyranosyl-(104)-D-glucopyranose a -D-glucopyranosyl-(102)-D-fructofuranoside a -D-glucopyranosyl-(102)-D-glucofuranoside B -D-galactopyranosyl-(104)-D-fructopyranoseWhat two types of glycosidic bonds must be hydrolyzed to break amylopectin down into individual glucose molecules? P -(1-3) glycosidic bonds C -(1-6) glycosidic bonds a -(1-4) glycosidic bonds B -(1-6) glycosidic bonds B -(4-6) glycosidic bonds a -(1-3) glycosidic bonds C -(4-6) glycosidic bonds B -(1-4) glycosidic bondsThe following structure is sorbose Answer the following questions and briefly explain Draw β-D-sorbufuranose Draw β-D-sorbufuranosyl(2->1) β-D-glucopyranoside. Is this reducing sugar? What would be the probable function of this disaccharide, structural or storage?
- Draw the skeletal structure of the products formed when the given triacylglycerol is hydrolyzed with water in the presence of sodium hydroxide. You may draw the structures in any arrangement that you like, so long as they aren't touching.[Select] [Select] terpene eicosanoid sphingophospholipid steroid glycolipid triacylglycerol wax glycerophospholipid OH HOA CH₂OH 3-3-3-8-8 0 HO-CH- CH-CH₂ NH I C=O (CH₂) 12 (CH₂)10 CH 3 CH₂ OH 64- Salicylamides are inhibitors for an enzyme called scytalone dehydratase. SAR shows that there are three important hydrogen bonding interactions. Explain whether you think quinazolines could act as a bioisostere for salicylamides. HBA OH O 00 N NHR Quinazolines Salicylamides Ph HBA 5- Structure IX (X = NH) is an inhibitor of a metalloenzyme called thermolysin and forms interactions as shown. Explain why the analogue (X = O) has reduced binding affinity by a factor of 1000 and why the analogue (X = SH) has roughly the same binding affinity. Structure IX H HBD Ala-113 R