3did

Crystal structure of the F87M/L110M mutant of human transthyretin at pH 4.6 soaked

Method: X-RAY DIFFRACTION Dmax: 72.8 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 homooligomer Homooligomer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 21–147 Chain B; UniProt 21–147 Chain C; UniProt 21–147 Chain D; UniProt 21–147 Mutation:Y ZN ZINC ION × 12 ACT ACETATE ION × 6 GOL GLYCEROL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4.6;293 K;ZINC ACETATE 0.2 M, SODIUM CITRATE 0.1 M, AMMONIUM SULFATE 2,0M, PH 4,6; CRYSTALS WERE SOAKED IN MOTHER LIQUOR SUPPLEMENTED WITH 10 % GLYCEROL BEFORE FREEZING IN LIQUID NITROGEN, pH 4.60, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 1.78 Å R-free 0.242

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 Author chain B; PDBConstruct 1–127; UniProt 21–147 Author chain C; PDBConstruct 1–127; UniProt 21–147 Author chain D; 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 3did

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3did
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3did
Deposition date deposition_date2008-06-20
Structure title titleCrystal structure of the F87M/L110M mutant of human transthyretin at pH 4.6 soaked
Keywords keywordsTRANSTHYRETIN, MONOMER, AMYLOIDOGENIC INTERMEDIATE, ACIDIC PH, THYROID HORMONE BINDING PROTEIN, LIGAND BINDING PROTEIN; LIGAND BINDING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier23.46
Radius of gyration Rg (electron density) rg_electron22.07
Forward intensity I(0) i046540900.00
Molecular weight molecular_weight51806.0 kDa
Excluded volume excluded_volume64235 ų
Envelope volume envelope_volume78922 ų
Hydration-shell volume shell_volume28879 ų
Envelope diameter envelope_diameter75.6
Shell Rg shell_rg29.84
Envelope Rg envelope_rg22.19
Shape Rg shape_rg22.08
Total Rg total_rg22.94
Total atoms total_atoms3606
Residues n_residues462
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 dmax72.8
Rg (real space) rg_real23.30
Rg uncertainty (real space) rg_real_error0.32
I(0) (real space) i0_real4.6540e+07
I(0) uncertainty (real space) i0_real_error5.4170e+05
Rg (reciprocal space) rg_reciprocal23.34
I(0) (reciprocal space) i0_reciprocal46540000.0000
Solution quality estimate total_estimate0.8967
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary30.2
Skewness Skewness skewness0.154
Kurtosis Kurtosis kurtosis-0.421
Angular range angular_range— – 0.3400 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha17420000.0000
Real-space data points n_real_points66
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.892; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.981; Smooth: 0.995

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd3dida_
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)
Domain ID domain_idd3didb_
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)
Domain ID domain_idd3didc_
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)
Domain ID domain_idd3didd_
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 (4 domains)

Domain ID domain_id3didA00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily180 — Transthyretin/hydroxyisourate hydrolase domain
Domain ID domain_id3didB00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily180 — Transthyretin/hydroxyisourate hydrolase domain
Domain ID domain_id3didC00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily180 — Transthyretin/hydroxyisourate hydrolase domain
Domain ID domain_id3didD00
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)