BMRB Entry 51322

Name: Sequence-specific Backbone Resonance Assignments of Human Amyloid-beta(1-42) at pH 7.0
Published: 2023-05-10

Chem Shift validation: AVS_full
BMRB Entry DOI: doi:10.13018/BMR51322

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Nicholas Rego and David Koes
3Dmol.js: molecular visualization with WebGL
Bioinformatics (2015) 31 (8): 1322-1324 doi:10.1093/bioinformatics/btu829

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Title:

Sequence-specific Backbone Resonance Assignments of Human Amyloid-beta(1-42) at pH 7.0

Deposition date:

2022-02-10

Original release date:

2023-05-10

Authors:

Becker, Nina; Gardon, Luis; Gremer, Lothar; Willbold, Dieter; Heise, Henrike; Neudecker, Philipp

Citation:

Citation: Becker, Nina; Frieg, Benedikt; Gremer, Lothar; Kupreichyk, Tatsiana; Scholzel, Daniel; Meckelburg, Patrick; Neudecker, Philipp; Willbold, Dieter; Gohlke, Holger; Heise, Henrike. "Atomic Resolution Insights into pH Shift Induced Deprotonation Events in LS-Shaped Ab(1-42) Amyloid Fibrils" J. Am. Chem. Soc. 145, 2161-2169 (2023).
PubMed: 36653015

Assembly members:

Assembly members:
entity_1, polymer, 42 residues, 4514.1 Da.

Natural source:

Natural source: Common Name: Human Taxonomy ID: 9606 Superkingdom: Eukaryota Kingdom: Metazoa Genus/species: Homo sapiens

Experimental source:

Experimental source: Production method: recombinant technology Host organism: Escherichia coli Vector: pET302/NT-His

Entity Sequences (FASTA):

Entity Sequences (FASTA):
entity_1: DAEFRHDSGYEVHHQKLVFF AEDVGSNKGAIIGLMVGGVV IA

Data sets:

assigned_chemical_shifts
- assigned_chemical_shifts_1

Data type	Count
13C chemical shifts	137
15N chemical shifts	41
1H chemical shifts	43

Additional metadata:

Assembly
Samples and Experiments
Software
Spectrometers
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Assembly:

Entity Assembly ID	Entity Name	Entity ID
1	Abeta(1-42)	1

Entities:

Entity 1, Abeta(1-42) 42 residues - 4514.1 Da.

1

ASP

ALA

GLU

PHE

ARG

HIS

ASP

SER

GLY

TYR

2

GLU

VAL

HIS

GLN

LYS

LEU

VAL

PHE

3

ALA

GLU

ASP

VAL

GLY

SER

ASN

LYS

GLY

ALA

4

ILE

GLY

LEU

MET

VAL

GLY

VAL

5

ILE

ALA

Samples:

sample_1: Abeta(1-42), [U-13C; U-15N], 73 uM; citrate 8.8 mM; sodium phosphate 82.4 mM; H2O 92.0 % v/v; D2O 8 % v/v

sample_2: Abeta(1-42), [U-13C; U-15N], 95 uM; Tris/HCl 30 mM; H2O 90 % v/v; D2O 10 % v/v

sample_conditions_1: ionic strength: 91 mM; pH: 7.0; pressure: 1 atm; temperature: 278.15 K

sample_conditions_2: ionic strength: 30 mM; pH: 7.2; pressure: 1 atm; temperature: 278.15 K

Experiments:

Name	Sample	Sample state	Sample conditions
2D 1H-15N HSQC	sample_1	isotropic	sample_conditions_1
3D BEST-TROSY-HNCO	sample_1	isotropic	sample_conditions_1
3D BEST-TROSY-HNCACB	sample_1	isotropic	sample_conditions_1
2D 13C-13C TOCSY	sample_1	isotropic	sample_conditions_1
2D 13C-13C TOCSY	sample_2	isotropic	sample_conditions_2

Software:

NMRPipe - processing

NMRViewJ v8.0.3 - data analysis

CcpNMR v2.4 - data analysis

NMR spectrometers:

Bruker AVANCE III HD 600 MHz
Bruker AVANCE III HD 800 MHz

UNP	P05067
AlphaFold	Q9UQ58