Name the following polypeptide: CH₂OH H H H₂N-C- H H CH₂ H CH3 H CH2 JI C-N-C-C-N-C-C-N-C-C-N-C-COO gg N Η Ο Η Ο Ö OH Η Ο CH3 CH3 CH H
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- L-Ala -NAM-NAG-NAM-NAG L-Ala D-Glu D-Ala DA Transpeptidase D-Ala DAP I D-Ala D-Glu I L-Ala NAG-NAM-NAG-NAM 21. Modification of the enzyme pictured (above) might result in resistance to A. quinolone B. streptomycin C. chloramphenicol D. penicillin E. trimethoprim9201703 aitavia bns standzus omne ledet avode margsib ad: nf is Lari valab ni aidaxo babivong magsih art griau nont (d al gastos to sengug il blow weig 100 etantadija-emysne stb sew to rotse olup warb vies (5 563 is isbom ysx 8. Define, give an example of, and explain both Catabolism and Anabolism.Study the given structures below. Which of the following are epimers? H. H- HO- но H- H- он но H- H- OH HO- но- но H- но- -- но -H но- H- но- HHOH CH;OH H- O- -OH- H- OH CH;OH ČH;OH CHOH D-Gul D-Ido D-Gal D-Tal D-Gul and D-Ido D-ldo and D-Gal D-Gal and D-Tal D-Gul and D-Gal None of the given options
- NAZO NHZ Ala-Cys-Glu -Tyr - Trp - Lys - Arg - His -Pro-G ly Glu pka 4.15 SH Tyr 10.10 Draw Charges Lys 10.67 Olt A3 12.10 +NH₂ Ntrm 2) Calculate net charge 3) write out I letter code 300 Ctim 3 juli of peptich (above) Ⓒ pH; 1,7,12Write the following oligopeptide using the one letter code for the amino acids: Cys-His-lle-Leu-Glu N.B. Use upper case characters only, pleaseUmoles SH 2. ASE-3: A polypeptide that has the smell of a rotten egg was extracted from plant. You being a good MD with excellent knowledge of biochemistry performed the following: Titrated the polypeptide with DTNB. The absorbance of the obtained yellow color was 0.16. I. 1. Compared to a standard curve of-SH (Curve A below ), the estimated free -SH is A. Not possible to determine unless the polypeptide amino acid composition is known B. 1 umole of Cys C. 1 umole of either methionine or cysteine 2. Treatment of the polypeptide with DTT followed by DTNB yielded an absorbance of 0.81, indicating that the polypeptide: A. Contains 5 disulfide bridges B. Contains 5 Cys C. Was inaccurately titrated in the above situation yielding lumole D. Contains 3 intra-molecular disulfide bridges. 5. 4. 1. 0.2 0.4 0.8 1. Abs orbance 3. The polypeptide is composed of deca and nona peptides with: N- terminals of ala and val respectively and C-terminals of asn and lys respectively. The Decapeptide is…
- This is remdesivir, one of the drugs being used in the treatment of COVID-19. Label the indicated carbons as R, S, or neither. b); NH2 HO OHIdentify the sequence'of the peptide below. C-N-CH-COOH C-N-CH- H H CH- H,N*-CH-Ċ-N-CH-Ċ-N-CH-Ö-N-CH-Ċ- H CH, CH2 ČOOH H CH, H CH, H CH, CH, CH, CH2 *NH, H CH, он CH, SH S CH, O CAEKGSM O MSGKEAC O CAKEGMS O KEACMSGPredict and draw the product. H. H- -OH HO-H NABH, -ОН H- -OH- I O I I
- Choose the correct prosthetic group of the given protein. Choices: • Phosphate Nucleic acid Iron + Pigment • Zinc Iron • Lipid • Copper Pigment • Carbohydrate None 1. Collagen 2. Enkephalin 3. Albumin 4. Insulin 5. HDL 6. Chromatin 7. Cytochrome 8. Ovomucoid 9. Ceruloplasmin 10. Casein 11. ADH 12. Glutathione 13. Vitelline 14. Mucin 15. Carbonic AnhydraseB. Enumerate all the possible DNA nucleotide base sequence for the amino acids given. 4. Met – Leu – Ala - Gly- Glu - Gly- Gln- Glu- Ala - Ala - Pro - LeuCut the following protein with the Serine Proteolytic enzyme Trypsin. How many peptide fragments are present after the protein is treated with Trypsin? Val-lle-Arg-Lys-Leu-Arg-Gly-Ala-Lys-lle 6. 10