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IndLacAsn353
General Description
| Name | Value |
|---|
| Level | S-3 / C-1 |
| Discovered | 2009 / L. patagiatus |
| Synonym | LF 517B |
| Molecular formula | C₂₆H₄₃N₇O₄ |
| CAS | — |
| SMILES | O=C(NC(CC(N)=O)C(NCCCNCCCCCNCCCN)=O)C(O)CC1=CNC2=C1C=CC=C2 |
| InChI | InChI=1S/C26H43N7O4/c27-10-6-13-29-11-4-1-5-12-30-14-7-15-31-25(36)22(17-24(28)35)33-26(37)23(34)16-19-18-32-21-9-3-2-8-20(19)21/h2-3,8-9,18,22-23,29-30,32,34H,1,4-7,10-17,27H2,(H2,28,35)(H,31,36)(H,33,37) |
| |
| Precursor 1 [M+H]⁺ | 518.34493 |
| Precursor 2 [M+2H]²⁺ | 259.67610 |
| Precursor 3 | |
| |
| HDX | 10 |
| Precursor HDX 1 [M(D₁₀)+D]⁺ | 529.41397 |
| Precursor HDX 2 [M(D₁₀)+2D]²⁺ | 265.71376 |
| Precursor HDX 3 | |
| |
| Rt | 8.49 |
| Rt HDX | 7.15 |
Calculated MS/MS fragments
| # | a | b | c | ta | z | y | tz |
|---|
| 1 | 302.11353 | 284.10297 | 285.08698 | 319.14008 | 58.06513 | 41.03858 | 75.09167 |
| 2 | 359.17138 | 341.16082 | 342.14483 | 376.19793 | 143.15428 | 126.12773 | 160.18082 |
| 3 | 444.26053 | 426.24997 | 427.23398 | 461.28708 | 200.21212 | 183.18558 | 217.23867 |
| 4 | 501.31838 | 483.30782 | 484.29183 | 518.34493 | 314.25505 | 297.22850 | 331.28160 |
Additional MS/MS fragments
| m/z | Annotation |
|---|
| 130.06513 | “indol” |
| 160.07569 | a’ |
Recorded MS/MS spectra
| pdf | Precursor | Co-eluting | Spider | Source | Author |
|---|
| Data | 518.34493 | | L. cornutus | Spider Pharm, USA | Y. M. Forster |
| Data | 259.67610 | | L. cornutus | Spider Pharm, USA | Y. M. Forster |
| Data | HDX | | L. cornutus | Spider Pharm, USA | Y. M. Forster |
References
| Title | Reference | Spider | Name | Content | Link |
|---|
| Development of a high-resolution MS-based method for the structural elucidation of polyamine spider toxins | S. Eichenberger, PhD-Thesis, University of Zurich 2009, 1-156 | L patagiatus | LF 517B | nLC-ESI-MS/MS, Amino acid analysis | Link |
| Low molecular mass compounds in spider venom | Y. M. Forster, S. Bienz, L. Bigler, 2020, in preparation | div. | | | Link |
Spider species
| Spider species | Family | Discovered |
|---|
| Larinioides cornutus | Araneidae | 2020 / Y. M. Forster |
| Larinioides patagiatus | Araneidae | 2009 / S. Eichenberger |