Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2009-01-30 15:46:08 UTC |
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Update Date | 2021-09-14 15:20:32 UTC |
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HMDB ID | HMDB0011639 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | Topaquinone |
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Description | Topaquinone (TPQ), is the quinone of 2,4,5-trihydroxyphenylalanine. TPQ is the cofactor in most copper-containing amine oxidases. It is produced by post-translational modification of a strictly conserved active-site tyrosine residue with the participation of the copper ion at the active site. Once formed, TPQ acts as a switch between the heterolytic transformation of amine substrates to aldehydes, via a pyridoxal phosphate-like Schiff base complex, and one electron chemistry involving reduction of molecular oxygen (PMID: 12686122 ). |
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Structure | N[C@@H](CC1=CC(=O)C(=O)C=C1O)C(O)=O InChI=1S/C9H9NO5/c10-5(9(14)15)1-4-2-7(12)8(13)3-6(4)11/h2-3,5,11H,1,10H2,(H,14,15)/t5-/m0/s1 |
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Synonyms | Value | Source |
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(S)-a-Amino-6-hydroxy-3,4-dioxo-1,5-cyclohexadiene-1-propanoate | HMDB | (S)-a-Amino-6-hydroxy-3,4-dioxo-1,5-cyclohexadiene-1-propanoic acid | HMDB | (S)-alpha-Amino-6-hydroxy-3,4-dioxo-1,5-cyclohexadiene-1-propanoate | HMDB | (S)-alpha-Amino-6-hydroxy-3,4-dioxo-1,5-cyclohexadiene-1-propanoic acid | HMDB | 2,4,5-Trihydroxyphenylalanine quinone | HMDB | 6-Hydroxydopa quinone | HMDB | 6-Hydroxydopaquinone | HMDB | a-Amino-6-hydroxy-3,4-dioxo-(as)-1,5-cyclohexadiene-1-propanoate | HMDB | a-Amino-6-hydroxy-3,4-dioxo-(as)-1,5-cyclohexadiene-1-propanoic acid | HMDB | alpha-Amino-6-hydroxy-3,4-dioxo-(as)-1,5-cyclohexadiene-1-propanoate | HMDB | alpha-Amino-6-hydroxy-3,4-dioxo-(as)-1,5-cyclohexadiene-1-propanoic acid | HMDB | O-Topaquinone | HMDB | Topa quinone | HMDB | TPQ | HMDB | 6-Hydroxydopa quinone, (6-OH-3,4-dioxo)-tautomer | HMDB | 6-Hydroxyphenylalanine-3,4-dione | HMDB |
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Chemical Formula | C9H9NO5 |
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Average Molecular Weight | 211.1715 |
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Monoisotopic Molecular Weight | 211.048072403 |
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IUPAC Name | (2S)-2-amino-3-(6-hydroxy-3,4-dioxocyclohexa-1,5-dien-1-yl)propanoic acid |
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Traditional Name | (2S)-2-amino-3-(6-hydroxy-3,4-dioxocyclohexa-1,5-dien-1-yl)propanoic acid |
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CAS Registry Number | 64192-68-3 |
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SMILES | N[C@@H](CC1=CC(=O)C(=O)C=C1O)C(O)=O |
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InChI Identifier | InChI=1S/C9H9NO5/c10-5(9(14)15)1-4-2-7(12)8(13)3-6(4)11/h2-3,5,11H,1,10H2,(H,14,15)/t5-/m0/s1 |
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InChI Key | YWRFBISQAMHSIX-YFKPBYRVSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as l-alpha-amino acids. These are alpha amino acids which have the L-configuration of the alpha-carbon atom. |
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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 | L-alpha-amino acids |
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Alternative Parents | |
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Substituents | - L-alpha-amino acid
- O-benzoquinone
- Quinone
- Vinylogous acid
- Ketone
- Amino acid
- Cyclic ketone
- Carboxylic acid
- Enol
- Monocarboxylic acid or derivatives
- Amine
- Primary amine
- Organooxygen compound
- Organonitrogen compound
- Hydrocarbon derivative
- Organic oxide
- Primary aliphatic amine
- Organopnictogen compound
- Organic oxygen compound
- Organic nitrogen compound
- Carbonyl group
- Aliphatic homomonocyclic compound
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Molecular Framework | Aliphatic homomonocyclic compounds |
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External Descriptors | Not Available |
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Ontology |
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Physiological effect | Not Available |
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Disposition | |
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Process | |
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Role | Not Available |
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Physical Properties |
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State | Solid |
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Experimental Molecular 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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Experimental Chromatographic Properties | Not Available |
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Predicted Molecular Properties | |
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Predicted Chromatographic Properties | Predicted Collision Cross SectionsPredicted Kovats Retention IndicesUnderivatizedDerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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Topaquinone,1TMS,isomer #1 | C[Si](C)(C)OC1=CC(=O)C(=O)C=C1C[C@H](N)C(=O)O | 2213.8 | Semi standard non polar | 33892256 | Topaquinone,1TMS,isomer #2 | C[Si](C)(C)OC(=O)[C@@H](N)CC1=CC(=O)C(=O)C=C1O | 2126.5 | Semi standard non polar | 33892256 | Topaquinone,1TMS,isomer #3 | C[Si](C)(C)N[C@@H](CC1=CC(=O)C(=O)C=C1O)C(=O)O | 2195.3 | Semi standard non polar | 33892256 | Topaquinone,2TMS,isomer #1 | C[Si](C)(C)OC(=O)[C@@H](N)CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C | 2258.5 | Semi standard non polar | 33892256 | Topaquinone,2TMS,isomer #2 | C[Si](C)(C)N[C@@H](CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C)C(=O)O | 2262.1 | Semi standard non polar | 33892256 | Topaquinone,2TMS,isomer #3 | C[Si](C)(C)N[C@@H](CC1=CC(=O)C(=O)C=C1O)C(=O)O[Si](C)(C)C | 2190.3 | Semi standard non polar | 33892256 | Topaquinone,2TMS,isomer #4 | C[Si](C)(C)N([C@@H](CC1=CC(=O)C(=O)C=C1O)C(=O)O)[Si](C)(C)C | 2320.1 | Semi standard non polar | 33892256 | Topaquinone,3TMS,isomer #1 | C[Si](C)(C)N[C@@H](CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C)C(=O)O[Si](C)(C)C | 2287.2 | Semi standard non polar | 33892256 | Topaquinone,3TMS,isomer #1 | C[Si](C)(C)N[C@@H](CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C)C(=O)O[Si](C)(C)C | 2211.7 | Standard non polar | 33892256 | Topaquinone,3TMS,isomer #1 | C[Si](C)(C)N[C@@H](CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C)C(=O)O[Si](C)(C)C | 3197.4 | Standard polar | 33892256 | Topaquinone,3TMS,isomer #2 | C[Si](C)(C)OC1=CC(=O)C(=O)C=C1C[C@@H](C(=O)O)N([Si](C)(C)C)[Si](C)(C)C | 2383.9 | Semi standard non polar | 33892256 | Topaquinone,3TMS,isomer #2 | C[Si](C)(C)OC1=CC(=O)C(=O)C=C1C[C@@H](C(=O)O)N([Si](C)(C)C)[Si](C)(C)C | 2272.1 | Standard non polar | 33892256 | Topaquinone,3TMS,isomer #2 | C[Si](C)(C)OC1=CC(=O)C(=O)C=C1C[C@@H](C(=O)O)N([Si](C)(C)C)[Si](C)(C)C | 3278.1 | Standard polar | 33892256 | Topaquinone,3TMS,isomer #3 | C[Si](C)(C)OC(=O)[C@H](CC1=CC(=O)C(=O)C=C1O)N([Si](C)(C)C)[Si](C)(C)C | 2325.7 | Semi standard non polar | 33892256 | Topaquinone,3TMS,isomer #3 | C[Si](C)(C)OC(=O)[C@H](CC1=CC(=O)C(=O)C=C1O)N([Si](C)(C)C)[Si](C)(C)C | 2307.2 | Standard non polar | 33892256 | Topaquinone,3TMS,isomer #3 | C[Si](C)(C)OC(=O)[C@H](CC1=CC(=O)C(=O)C=C1O)N([Si](C)(C)C)[Si](C)(C)C | 3296.9 | Standard polar | 33892256 | Topaquinone,4TMS,isomer #1 | C[Si](C)(C)OC(=O)[C@H](CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C)N([Si](C)(C)C)[Si](C)(C)C | 2384.3 | Semi standard non polar | 33892256 | Topaquinone,4TMS,isomer #1 | C[Si](C)(C)OC(=O)[C@H](CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C)N([Si](C)(C)C)[Si](C)(C)C | 2321.7 | Standard non polar | 33892256 | Topaquinone,4TMS,isomer #1 | C[Si](C)(C)OC(=O)[C@H](CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C)N([Si](C)(C)C)[Si](C)(C)C | 3072.0 | Standard polar | 33892256 | Topaquinone,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC1=CC(=O)C(=O)C=C1C[C@H](N)C(=O)O | 2471.2 | Semi standard non polar | 33892256 | Topaquinone,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)[C@@H](N)CC1=CC(=O)C(=O)C=C1O | 2406.2 | Semi standard non polar | 33892256 | Topaquinone,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N[C@@H](CC1=CC(=O)C(=O)C=C1O)C(=O)O | 2437.4 | Semi standard non polar | 33892256 | Topaquinone,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)[C@@H](N)CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C(C)(C)C | 2712.7 | Semi standard non polar | 33892256 | Topaquinone,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N[C@@H](CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C(C)(C)C)C(=O)O | 2726.8 | Semi standard non polar | 33892256 | Topaquinone,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N[C@@H](CC1=CC(=O)C(=O)C=C1O)C(=O)O[Si](C)(C)C(C)(C)C | 2687.9 | Semi standard non polar | 33892256 | Topaquinone,2TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)N([C@@H](CC1=CC(=O)C(=O)C=C1O)C(=O)O)[Si](C)(C)C(C)(C)C | 2766.5 | Semi standard non polar | 33892256 | Topaquinone,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N[C@@H](CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 2965.4 | Semi standard non polar | 33892256 | Topaquinone,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N[C@@H](CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 2784.8 | Standard non polar | 33892256 | Topaquinone,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N[C@@H](CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 3328.5 | Standard polar | 33892256 | Topaquinone,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC1=CC(=O)C(=O)C=C1C[C@@H](C(=O)O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3084.0 | Semi standard non polar | 33892256 | Topaquinone,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC1=CC(=O)C(=O)C=C1C[C@@H](C(=O)O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2846.1 | Standard non polar | 33892256 | Topaquinone,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC1=CC(=O)C(=O)C=C1C[C@@H](C(=O)O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3364.3 | Standard polar | 33892256 | Topaquinone,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](CC1=CC(=O)C(=O)C=C1O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3026.5 | Semi standard non polar | 33892256 | Topaquinone,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](CC1=CC(=O)C(=O)C=C1O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2949.0 | Standard non polar | 33892256 | Topaquinone,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](CC1=CC(=O)C(=O)C=C1O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3367.5 | Standard polar | 33892256 | Topaquinone,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3335.9 | Semi standard non polar | 33892256 | Topaquinone,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3065.8 | Standard non polar | 33892256 | Topaquinone,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](CC1=CC(=O)C(=O)C=C1O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3276.7 | Standard polar | 33892256 |
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| GC-MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted GC-MS | Predicted GC-MS Spectrum - Topaquinone GC-MS (Non-derivatized) - 70eV, Positive | splash10-00kf-4900000000-8000fefca905c692c6bb | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Topaquinone GC-MS (2 TMS) - 70eV, Positive | splash10-006x-9155000000-9f62f7d6a569a845f191 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Topaquinone GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Topaquinone 10V, Positive-QTOF | splash10-02tc-0920000000-d016b4dc13ff26872de2 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Topaquinone 20V, Positive-QTOF | splash10-014j-1900000000-e9e660167189a0f3df7b | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Topaquinone 40V, Positive-QTOF | splash10-0gb9-9100000000-e330ba78cb2c450f79af | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Topaquinone 10V, Negative-QTOF | splash10-03di-0490000000-10cc522af99cf25fa607 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Topaquinone 20V, Negative-QTOF | splash10-03kl-2930000000-faaea6b1c3327a320404 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Topaquinone 40V, Negative-QTOF | splash10-00di-9500000000-8e842526e55c7606e107 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Topaquinone 10V, Positive-QTOF | splash10-03dr-0950000000-5c274a2daa8ac5fdb60f | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Topaquinone 20V, Positive-QTOF | splash10-000j-1900000000-75224325d6d90326a3ce | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Topaquinone 40V, Positive-QTOF | splash10-000i-5900000000-fb2113307dcb393ca87b | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Topaquinone 10V, Negative-QTOF | splash10-03di-0790000000-264298b854c17cbd06c0 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Topaquinone 20V, Negative-QTOF | splash10-000i-0900000000-fa2a9a83c16bdc9743e5 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Topaquinone 40V, Negative-QTOF | splash10-000i-4900000000-edaf20a2d8ee4a49ed50 | 2021-09-24 | Wishart Lab | View Spectrum |
NMR SpectraSpectrum Type | Description | Deposition Date | Source | View |
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Predicted 1D NMR | 13C NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum |
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