ODD MAN OUT. Which of the following is not related to the other choices below? adenylyl cyclase inositol 1,4,5-trisphosphate (IP3) alpha-subunit of heterotrimeric G-proteins sugar receptor
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- Choices: -cerebroside -monoglycosyl ceramide -glycosphingolipid -all are correctChoices for each phrases: a, b, y, t, v, e; gtp, cgt, atp, adp, camp, catp; gtp, gdp, atp, adp, camp, catp; histamine kinase, gaunylyl cyclamen, phosphorylation, adenylyl cyclaseBIOMOLECULES - MULTIPLE CHOICE - Please answer properly QUESTION : The coenzyme biocytin is associated with which of the following vitamins? A. pyridoxine B. thiamine C. biotin D. nicotinic acid
- BIOMOLECULES - Please answer the questions properly. - Multiple choice 1. Major controls of de novo AMP synthesis include: 1. allosteric inhibition by GMP. 2. allosteric inhibition by AMP. 3. availability of PRPP. 4. stimulation by GTP A. 1, 2, and 3 B. 1, 2, 3, and 4 C. 2 and 4 D. 1 and 3Exponential expansion? Compare the amount of information inherent in the genome, the proteome, and the glycome.kcat = ? an enzyme has an aspartic acid in the active site with a pKa = 4.0 and the kcat for this enzyme is directly proportional to the fraction of this side chain that is ionized. If the kcat at pH = 4.0 is 52.9x103 s-1 what is the kcat for this enzymes at pH 3.5
- BIOMOLECULES - MULTIPLE CHOICE - Please answer properly QUESTION : In human beings, what is the major control of de novo pyrimidine nucleotide synthesis? A. substrate availability B. competitive inhibition of carbamoyl phosphate synthetase II C. feedback inhibition of glutamine-PRPP amidotransferase D. vailability of N-acetyl glutamateModified TRUE or FALSE. Write the word TRUE if the statement is correct. If the statement is false, write the incorrect underlined word/s and indicate the correct word/s to make the statement true. Extreme temperatures and pH can cause permanent disruption of the protein primary structure(s) of enzymes that leads to loss of active site shape, loss of binding efficiency and activity.BIOMOLECULES - Please answer the questions properly. - Multiple choice Allopurinol is an inhibitor of xanthine oxidase. Administration of allopurinol to a patient with gout and normal HG-PRT levels would be expected to lead to all of the following EXCEPT: A. decreased de novo synthesis of IMP B. increased xanthine in the blood C. increased levels of PRPP D. decreased urate in the urine 2. Which of the following unique attributes creates a steroid? A. 1 carboxyl group B. 4-fused carbon rings C. 2-fused oxygen molecules D. 3-fused hydrogen chains
- Hi, please help with this question: What is the net charge on the amino acid cysteine at pH 8.0? (pKa values are α-carboxyl 2; α-amino 10; side chain 8) ThanksBIOMOLECULES - Please answer the questions properly. - Multiple choice Qyestion 1 : If a cell has an adequate supply of adenine nucleotides but requires more guanine nucleotides for protein synthesis: 1. Glutamine-PRPP amidotransferase will not be fully inhibited. 2. AMP will be a feedback inhibitor of the condensation of IMP with aspartate. 3. ATP will stimulate the production of GMP from IMP. 4. ATP will inhibit nucleoside diphosphate reductase. A. 1, 2, and 3 B. 2 and 4 C. 1, 2, 3, and 4 D. 1 and 31H. please help me in detail. For molecular Mechanism of ATP versus GTP selectivity of adenylate kinase