2nbp

Solution structure of the T119M variant of transthyretin in its monomeric state

Method: SOLUTION NMR Dmax: 52.0 Å Quality: GOOD

1. Protein Identity and Related Structures Protein Identity & Related Structures

Transthyretin

Homo sapiens

UniProt P02766

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 21–147 Mutation:F107M, L130M, T139M No other associated polymer SOLUTION NMR NMR measurement conditions:pH 6.5;298 K;Ionic strength (raw mmCIF value) 0.1;Pressure ambient NMR sample composition:0.6-1.2 mM [U-13C; U-15N] T119M M-TTR, 50 mM MES, 100 mM sodium chloride, 5 mM DTT, 0.1 mM DSS, 90% H2O/10% D2O | 90% H2O/10% D2O Resolution not provided

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

460 other PDB entries and 501 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TTHY_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–127; UniProt 21–147

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 2nbp

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2nbp
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2nbp
Deposition date deposition_date2016-03-09
Structure title titleSolution structure of the T119M variant of transthyretin in its monomeric state
Keywords keywordstransthyretin, amyloid, aggregation, monomer, TRANSPORT PROTEIN; TRANSPORT PROTEIN
Experimental Method methodSOLUTION NMR

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier15.54
Radius of gyration Rg (electron density) rg_electron15.14
Forward intensity I(0) i01059710000.00
Molecular weight molecular_weight275430.0 kDa
Excluded volume excluded_volume343880 ų
Envelope volume envelope_volume35693 ų
Hydration-shell volume shell_volume17112 ų
Envelope diameter envelope_diameter54.9
Shell Rg shell_rg23.68
Envelope Rg envelope_rg17.80
Shape Rg shape_rg15.13
Total Rg total_rg15.30
Total atoms total_atoms38240
Residues n_residues2540
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax52.0
Rg (real space) rg_real15.48
Rg uncertainty (real space) rg_real_error0.45
I(0) (real space) i0_real1.0600e+09
I(0) uncertainty (real space) i0_real_error1.4160e+07
Rg (reciprocal space) rg_reciprocal15.49
I(0) (reciprocal space) i0_reciprocal1060000000.0000
Solution quality estimate total_estimate0.8786
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary17.1
Skewness Skewness skewness0.184
Kurtosis Kurtosis kurtosis-0.481
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha416900.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.808; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.994; Smooth: 1.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (1)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd2nbpa_
Class classb — All beta proteins
Fold Fold foldb.3 — Prealbumin-like
Superfamily Superfamily superfamilyb.3.4 — Transthyretin (synonym: prealbumin)
Family Family familyb.3.4.1 — Transthyretin (synonym: prealbumin)

CATH v4.4 (1 domains)

Domain ID domain_id2nbpA00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily180 — Transthyretin/hydroxyisourate hydrolase domain

8. Citations (1)

9. Files and Curves (10)