BMRB Entry 52099
Chem Shift validation: AVS_full
BMRB Entry DOI: doi:10.13018/BMR52099
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Title: backbone 13C and 15N chemical shift assignment of the conductance domain of Influenza A M2 protein in DPhPC proteoliposomes PubMed: 37733579
Deposition date: 2023-08-24 Original release date: 2023-11-15
Authors: Mohr, Swantje; Lange, Adam
Citation: Paschke, Ronja; Mohr, Swantje; Lange, Sascha; Lange, Adam; Kozuch, Jacek. "In Situ Spectroscopic Detection of Large-Scale Reorientations of Transmembrane Helices During Influenza A M2 Channel Opening" Angew. Chem., Int. Ed. 62, e202309069-e202309069 (2023).
Assembly members:
entity_1, polymer, 43 residues, 5000 Da.
Natural source: Common Name: Haemophilus influenzae Taxonomy ID: 727 Superkingdom: Bacteria Kingdom: not available Genus/species: Haemophilus influenzae
Experimental source: Production method: recombinant technology Host organism: Escherichia coli Vector: pET 30
Entity Sequences (FASTA):
entity_1: RSNDSSDPLVVAASIIGILH
LILWILDRLFFKSIYRFFEH
GLK
- assigned_chemical_shifts
| Data type | Count |
| 13C chemical shifts | 98 |
| 15N chemical shifts | 34 |
Additional metadata:
Assembly:
| Entity Assembly ID | Entity Name | Entity ID |
|---|---|---|
| 1 | M2 monomer A | 1 |
| 2 | M2 monomer B | 1 |
Entities:
Entity 1, M2 monomer A 43 residues - 5000 Da.
| 1 | ARG | SER | ASN | ASP | SER | SER | ASP | PRO | LEU | VAL | ||||
| 2 | VAL | ALA | ALA | SER | ILE | ILE | GLY | ILE | LEU | HIS | ||||
| 3 | LEU | ILE | LEU | TRP | ILE | LEU | ASP | ARG | LEU | PHE | ||||
| 4 | PHE | LYS | SER | ILE | TYR | ARG | PHE | PHE | GLU | HIS | ||||
| 5 | GLY | LEU | LYS |
Samples:
sample_1: M2 conductance domain, [U-100% 13C; U-100% 15N], 50 % w/w; sodium phosphate 40 mM; glutamate 30 mM; sodium azide 3 mM; 1,2-diphytanoyl-sn-glycero-3-phosphocholine 50 % w/w
sample_conditions_1: pH: 7.8; pressure: 1 atm; temperature: 387 K
Experiments:
| Name | Sample | Sample state | Sample conditions |
|---|---|---|---|
| 3D (H)NCACB | sample_1 | isotropic | sample_conditions_1 |
| 3D (H)NCACO | sample_1 | isotropic | sample_conditions_1 |
| 3D (H)NCOCA | sample_1 | isotropic | sample_conditions_1 |
| 3D (H)CANCO | sample_1 | isotropic | sample_conditions_1 |
| 2D (H)NCACX | sample_1 | isotropic | sample_conditions_1 |
Software:
TOPSPIN v4.1.1 - data collection, initial spectra representation
CcpNMR v3.1.0 - chemical shift assignment, data analysis
NMR spectrometers:
- Bruker AVANCE NEO 700 MHz