BMRB Entry 18261
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                PDB ID: 
                
                
                Entry in NMR Restraints Grid
                Validation report in NRG-CING
            Chem Shift validation:  AVS_anomalous, AVS_full, LACS, SPARTA
BMRB Entry DOI: doi:10.13018/BMR18261
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Title: NMR structure of a monomeric mutant (A72R) of major ampullate spidroin 1 N-terminal domain PubMed: 22706024
Deposition date: 2012-02-14 Original release date: 2012-06-26
Authors: Jaudzems, Kristaps; Nordling, Kerstin; Landreh, Michael; Rising, Anna; Askarieh, Gelareh; Knight, Stefan; Johansson, Jan
Citation: Jaudzems, Kristaps; Askarieh, Glareh; Landreh, Michael; Nordling, Kerstin; Hedhammar, My; Jornvall, Hans; Rising, Anna; Knight, Stefan; Johansson, Jan. "pH-dependent dimerization of spider silk N-terminal domain requires relocation of a wedged tryptophan side chain." J. Mol. Biol. 422, 477-487 (2012).
Assembly members:
A72R, polymer, 137 residues,   14269.917 Da.
Natural source: Common Name: Spiders Taxonomy ID: 332052 Superkingdom: Eukaryota Kingdom: Metazoa Genus/species: Euprosthenops australis
Experimental source: Production method: recombinant technology Host organism: Escherichia coli
Entity Sequences (FASTA):
A72R: GSGNSHTTPWTNPGLAENFM
NSFMQGLSSMPGFTASQLDD
MSTIAQSMVQSIQSLAAQGR
TSPNKLQALNMRFASSMAEI
AASEEGGGSLSTKTSSIASA
MSNAFLQTTGVVNQPFINEI
TQLVSMFAQAGMNDVSA
- assigned_chemical_shifts
 
| Data type | Count | 
| 13C chemical shifts | 542 | 
| 15N chemical shifts | 142 | 
| 1H chemical shifts | 873 | 
Additional metadata:
Assembly:
| Entity Assembly ID | Entity Name | Entity ID | 
|---|---|---|
| 1 | A72R | 1 | 
Entities:
Entity 1, A72R 137 residues - 14269.917 Da.
| 1 | GLY | SER | GLY | ASN | SER | HIS | THR | THR | PRO | TRP | ||||
| 2 | THR | ASN | PRO | GLY | LEU | ALA | GLU | ASN | PHE | MET | ||||
| 3 | ASN | SER | PHE | MET | GLN | GLY | LEU | SER | SER | MET | ||||
| 4 | PRO | GLY | PHE | THR | ALA | SER | GLN | LEU | ASP | ASP | ||||
| 5 | MET | SER | THR | ILE | ALA | GLN | SER | MET | VAL | GLN | ||||
| 6 | SER | ILE | GLN | SER | LEU | ALA | ALA | GLN | GLY | ARG | ||||
| 7 | THR | SER | PRO | ASN | LYS | LEU | GLN | ALA | LEU | ASN | ||||
| 8 | MET | ARG | PHE | ALA | SER | SER | MET | ALA | GLU | ILE | ||||
| 9 | ALA | ALA | SER | GLU | GLU | GLY | GLY | GLY | SER | LEU | ||||
| 10 | SER | THR | LYS | THR | SER | SER | ILE | ALA | SER | ALA | ||||
| 11 | MET | SER | ASN | ALA | PHE | LEU | GLN | THR | THR | GLY | ||||
| 12 | VAL | VAL | ASN | GLN | PRO | PHE | ILE | ASN | GLU | ILE | ||||
| 13 | THR | GLN | LEU | VAL | SER | MET | PHE | ALA | GLN | ALA | ||||
| 14 | GLY | MET | ASN | ASP | VAL | SER | ALA | 
Samples:
sample_1: A72R, [U-99% 13C; U-99% 15N], 1.4 ± 0.2 mM; sodium phosphate 20 ± 2 mM; sodium chloride 20 ± 2 mM; sodium azide 0.03 ± 0.005 %; D2O, [U-100% 2H], 5 ± 0.5 %; H2O 95 ± 0.5 %
sample_conditions_1: ionic strength: 0.064 M; pH: 7.0; pressure: 1 atm; temperature: 298 K
Experiments:
| Name | Sample | Sample state | Sample conditions | 
|---|---|---|---|
| 2D 1H-15N HSQC | sample_1 | isotropic | sample_conditions_1 | 
| 3D CBCA(CO)NH | sample_1 | isotropic | sample_conditions_1 | 
| 3D HNCA | sample_1 | isotropic | sample_conditions_1 | 
| 3D HNCO | sample_1 | isotropic | sample_conditions_1 | 
| 3D HN(CA)CO | sample_1 | isotropic | sample_conditions_1 | 
| 3D 1H-15N NOESY | sample_1 | isotropic | sample_conditions_1 | 
| 3D 1H-13C NOESY aliphatic | sample_1 | isotropic | sample_conditions_1 | 
| 3D 1H-13C NOESY aromatic | sample_1 | isotropic | sample_conditions_1 | 
Software:
CNS v1.2, Brunger, Adams, Clore, Gros, Nilges and Read - refinement
CYANA v2.1, Guntert, Mumenthaler and Wuthrich - structure solution
NMRPipe, Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax - processing
VNMRJ v2.1b, Varian - collection
UNIO v2.0.2, T. Herrmann, F. Fiorito, J. Volk - data analysis, peak picking, structure solution
CARA v1.9.0, R. Keller - chemical shift assignment
NMR spectrometers:
- Varian INOVA 600 MHz
 
Download simulated HSQC data in one of the following formats:
            
CSV: Backbone
            or all simulated shifts
            
SPARKY: Backbone
            or all simulated shifts