5vmr

Receptor binding domain of BoNT/B in complex with mini-protein binder Bot.2110.4

Method: X-RAY DIFFRACTION Dmax: 135.4 Å Quality: GOOD

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

Botulinum neurotoxin type B

Clostridium botulinum

UniProt P10844

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 heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 859–1291 Not recorded Bot.2110.4 × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;291 K;0.1 M Magnesium acetate, 0.1 M Sodium acetate pH 5.0, 10 % PEG8000 Resolution 1.95 Å R-free 0.206
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 859–1291 Not recorded Bot.2110.4 × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;291 K;0.1 M Magnesium acetate, 0.1 M Sodium acetate pH 5.0, 10 % PEG8000 Resolution 1.95 Å R-free 0.206

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.

33 other PDB entries and 45 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BXB_CLOBO
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 6–438; UniProt 859–1291 Author chain B; PDBConstruct 6–438; UniProt 859–1291

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 5vmr

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5vmr
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5vmr
Deposition date deposition_date2017-04-28
Structure title titleReceptor binding domain of BoNT/B in complex with mini-protein binder Bot.2110.4
Keywords keywordsmini-protein binder, inhibitor, TOXIN; TOXIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier41.35
Radius of gyration Rg (electron density) rg_electron41.25
Forward intensity I(0) i0164515000.00
Molecular weight molecular_weight108620.0 kDa
Excluded volume excluded_volume137310 ų
Envelope volume envelope_volume184340 ų
Hydration-shell volume shell_volume38124 ų
Envelope diameter envelope_diameter141.6
Shell Rg shell_rg45.59
Envelope Rg envelope_rg40.49
Shape Rg shape_rg41.23
Total Rg total_rg41.55
Total atoms total_atoms7691
Residues n_residues915
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 dmax135.4
Rg (real space) rg_real41.56
Rg uncertainty (real space) rg_real_error1.28
I(0) (real space) i0_real1.6450e+08
I(0) uncertainty (real space) i0_real_error3.0830e+06
Rg (reciprocal space) rg_reciprocal41.35
I(0) (reciprocal space) i0_reciprocal164500000.0000
Solution quality estimate total_estimate0.8207
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary28.5
Skewness Skewness skewness0.324
Kurtosis Kurtosis kurtosis-0.771
Angular range angular_range— – 0.1900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha30370000.0000
Real-space data points n_real_points39
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.764; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.776; Smooth: 0.596

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id5vmrA01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily200
Domain ID domain_id5vmrA02
Class class2 — Mainly Beta
Architecture architecture80 — Trefoil
Topology topology10 — Trefoil (Acidic Fibroblast Growth Factor, subunit A)
Homologous superfamily homologous superfamily50
Domain ID domain_id5vmrB01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily200
Domain ID domain_id5vmrB02
Class class2 — Mainly Beta
Architecture architecture80 — Trefoil
Topology topology10 — Trefoil (Acidic Fibroblast Growth Factor, subunit A)
Homologous superfamily homologous superfamily50

8. Citations (1)

9. Files and Curves (10)