Record Information |
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Version | 1.0 |
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Created at | 2022-05-30 16:44:58 UTC |
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Updated at | 2022-05-30 16:44:58 UTC |
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NP-MRD ID | NP0137202 |
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Secondary Accession Numbers | None |
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Natural Product Identification |
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Common Name | β-Amanitin |
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Description | Beta-Amanitin, also known as β-amanitin, belongs to the class of organic compounds known as amatoxins. These are cyclic peptides containing eight amino acid residues arranged in a macrobicyclic motif. Treatment involves high dose penicillin as well as supportive care in cases of hepatic and renal injury. Beta-Amanitin is an extremely weak basic (essentially neutral) compound (based on its pKa). Beta-Amanitin is a potentially toxic compound. The most severe effects are toxic hepatitis with centrolobular necrosis and hepatic steatosis, as well as acute tubulointerstitial nephropathy, which altogether induce a severe hepatorenal syndrome. The major toxic mechanism of amatoxins is the inhibition of RNA polymerase II, a vital enzyme in the synthesis of messenger RNA (mRNA), microRNA, and small nuclear RNA (snRNA). Beta-Amanitin is one of a group of at least eight Amatoxins found in several genera of poisonous mushrooms, most notably Amanita phalloides and several other members of the genus Amanita, as well as some Conocybe, Galerina and Lepiota mushroom species. Without mRNA, essential protein synthesis, and hence cell metabolism, grind to a halt and the cell dies. Free toxin may be removed by opsonization via the reticuloendothelial system (primarily the liver and kidneys) or it may be degraded through cellular internalization via the lysosomes. Amatoxins cause liver damage. Œ≤-Amanitin is found in Amanita ocreata, Amanita phalloides and Amanita verna. Lysosomes are membrane-enclosed organelles that contain an array of digestive enzymes, including several proteases. |
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Structure | CCC(C)C1NC(=O)CNC(=O)C2CC3=C(NC4=CC(O)=CC=C34)S(=O)CC(NC(=O)CNC1=O)C(=O)NC(CC(O)=O)C(=O)N1CC(O)CC1C(=O)NC(C(C)C(O)CO)C(=O)N2 InChI=1S/C39H53N9O15S/c1-4-16(2)31-36(60)41-11-28(53)42-25-15-64(63)38-21(20-6-5-18(50)7-22(20)45-38)9-23(33(57)40-12-29(54)46-31)43-37(61)32(17(3)27(52)14-49)47-35(59)26-8-19(51)13-48(26)39(62)24(10-30(55)56)44-34(25)58/h5-7,16-17,19,23-27,31-32,45,49-52H,4,8-15H2,1-3H3,(H,40,57)(H,41,60)(H,42,53)(H,43,61)(H,44,58)(H,46,54)(H,47,59)(H,55,56) |
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Synonyms | Value | Source |
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b-Amanitin | Generator | Β-amanitin | Generator | 1-Asp-alpha-amanitin | MeSH |
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Chemical Formula | C39H53N9O15S |
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Average Mass | 919.9540 Da |
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Monoisotopic Mass | 919.33818 Da |
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IUPAC Name | 2-[34-(butan-2-yl)-13-(3,4-dihydroxybutan-2-yl)-8,22-dihydroxy-2,5,11,14,27,30,33,36,39-nonaoxo-27λ⁴-thia-3,6,12,15,25,29,32,35,38-nonaazapentacyclo[14.12.11.0⁶,¹⁰.0¹⁸,²⁶.0¹⁹,²⁴]nonatriaconta-18(26),19,21,23-tetraen-4-yl]acetic acid |
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Traditional Name | β-amanitin |
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CAS Registry Number | Not Available |
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SMILES | CCC(C)C1NC(=O)CNC(=O)C2CC3=C(NC4=CC(O)=CC=C34)S(=O)CC(NC(=O)CNC1=O)C(=O)NC(CC(O)=O)C(=O)N1CC(O)CC1C(=O)NC(C(C)C(O)CO)C(=O)N2 |
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InChI Identifier | InChI=1S/C39H53N9O15S/c1-4-16(2)31-36(60)41-11-28(53)42-25-15-64(63)38-21(20-6-5-18(50)7-22(20)45-38)9-23(33(57)40-12-29(54)46-31)43-37(61)32(17(3)27(52)14-49)47-35(59)26-8-19(51)13-48(26)39(62)24(10-30(55)56)44-34(25)58/h5-7,16-17,19,23-27,31-32,45,49-52H,4,8-15H2,1-3H3,(H,40,57)(H,41,60)(H,42,53)(H,43,61)(H,44,58)(H,46,54)(H,47,59)(H,55,56) |
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InChI Key | IEQCUEXVAPAFMQ-UHFFFAOYSA-N |
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Experimental Spectra |
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| Not Available | Predicted Spectra |
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| Spectrum Type | Description | Depositor ID | Depositor Organization | Depositor | Deposition Date | View |
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1D NMR | 13C NMR Spectrum (1D, 25 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 1H NMR Spectrum (1D, 100 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 252 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 50 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 1H NMR Spectrum (1D, 200 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 75 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 1H NMR Spectrum (1D, 300 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 101 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 1H NMR Spectrum (1D, 400 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 126 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 1H NMR Spectrum (1D, 500 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 151 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 1H NMR Spectrum (1D, 600 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 176 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 1H NMR Spectrum (1D, 700 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 201 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 1H NMR Spectrum (1D, 800 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 226 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 1H NMR Spectrum (1D, 900 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum |
| Chemical Shift Submissions |
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| Not Available | Species |
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Species of Origin | |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as amatoxins. These are cyclic peptides containing eight amino acid residues arranged in a macrobicyclic motif. |
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Kingdom | Organic compounds |
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Super Class | Organic acids and derivatives |
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Class | Carboxylic acids and derivatives |
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Sub Class | Amino acids, peptides, and analogues |
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Direct Parent | Amatoxins |
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Alternative Parents | |
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Substituents | - Amatoxin skeleton
- Alpha-oligopeptide
- Alpha-amino acid or derivatives
- Hydroxyindole
- 3-alkylindole
- Indole
- Indole or derivatives
- 1-hydroxy-2-unsubstituted benzenoid
- Benzenoid
- Pyrrole
- Pyrrolidine
- Heteroaromatic compound
- Tertiary carboxylic acid amide
- Carboxamide group
- Lactam
- Secondary alcohol
- Secondary carboxylic acid amide
- Sulfoxide
- Monocarboxylic acid or derivatives
- Carboxylic acid
- Azacycle
- Sulfinyl compound
- Organoheterocyclic compound
- Hydrocarbon derivative
- Organic oxide
- Primary alcohol
- Organooxygen compound
- Organonitrogen compound
- Organic nitrogen compound
- Organopnictogen compound
- Organic oxygen compound
- Carbonyl group
- Alcohol
- Aromatic heteropolycyclic compound
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Molecular Framework | Aromatic heteropolycyclic compounds |
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External Descriptors | Not Available |
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Physical Properties |
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State | Not Available |
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Experimental Properties | Property | Value | Reference |
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Melting Point | Not Available | Not Available | Boiling Point | Not Available | Not Available | Water Solubility | Not Available | Not Available | LogP | Not Available | Not Available |
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Predicted Properties | |
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