2nz9

Crystal structure of botulinum neurotoxin type A complexed with monoclonal antibody AR2

Method: X-RAY DIFFRACTION Dmax: 225.0 Å Quality: GOOD

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

Botulinum neurotoxin type A

OrganismNot specified

UniProt P10845

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 1–1295 Not recorded AR2 monoclonal antibody × 1 AR2 monoclonal antibody × 1 ZN ZINC ION × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5.6;297 K;8% PEG 20000, 8% PEG 550 MME, 200 mM calcium acetate, 100 mM sodium acetate, pH 5.60, VAPOR DIFFUSION, SITTING DROP, temperature 297K Resolution 3.79 Å R-free 0.278
2 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain B; UniProt 1–1295 Not recorded AR2 monoclonal antibody × 1 AR2 monoclonal antibody × 1 ZN ZINC ION × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5.6;297 K;8% PEG 20000, 8% PEG 550 MME, 200 mM calcium acetate, 100 mM sodium acetate, pH 5.60, VAPOR DIFFUSION, SITTING DROP, temperature 297K Resolution 3.79 Å R-free 0.278

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.

26 other PDB entries and 40 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BXA1_CLOBO
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–1295; UniProt 1–1295 Author chain B; PDBConstruct 1–1295; UniProt 1–1295

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 2nz9

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2nz9
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2nz9
Deposition date deposition_date2006-11-22
Structure title titleCrystal structure of botulinum neurotoxin type A complexed with monoclonal antibody AR2
Keywords keywordsBOTULINUM, NEUROTOXIN, FAB, PROTEIN ANTIBODY COMPLEX, TOXIN-IMMUNE SYSTEM COMPLEX; TOXIN/IMMUNE SYSTEM
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier66.19
Radius of gyration Rg (electron density) rg_electron65.93
Forward intensity I(0) i01997410000.00
Molecular weight molecular_weight382310.0 kDa
Excluded volume excluded_volume479880 ų
Envelope volume envelope_volume756730 ų
Hydration-shell volume shell_volume97388 ų
Envelope diameter envelope_diameter234.2
Shell Rg shell_rg66.55
Envelope Rg envelope_rg63.25
Shape Rg shape_rg65.90
Total Rg total_rg66.06
Total atoms total_atoms26985
Residues n_residues3400
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 dmax225.0
Rg (real space) rg_real66.17
Rg uncertainty (real space) rg_real_error2.85
I(0) (real space) i0_real1.9970e+09
I(0) uncertainty (real space) i0_real_error4.5900e+07
Rg (reciprocal space) rg_reciprocal66.14
I(0) (reciprocal space) i0_reciprocal1997000000.0000
Solution quality estimate total_estimate0.8864
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary84.4
Skewness Skewness skewness0.188
Kurtosis Kurtosis kurtosis-0.505
Angular range angular_range— – 0.1200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha56840000.0000
Real-space data points n_real_points25
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.903; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.813

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 26 domains

SCOP 2.08 (10 domains)

Domain ID domain_idd2nz9c1
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.1 — V set domains (antibody variable domain-like)
Domain ID domain_idd2nz9c2
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
Domain ID domain_idd2nz9d1
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.1 — V set domains (antibody variable domain-like)
Domain ID domain_idd2nz9d2
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
Domain ID domain_idd2nz9d3
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd2nz9e1
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.1 — V set domains (antibody variable domain-like)
Domain ID domain_idd2nz9e2
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
Domain ID domain_idd2nz9f1
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.1 — V set domains (antibody variable domain-like)
Domain ID domain_idd2nz9f2
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
Domain ID domain_idd2nz9f3
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (16 domains)

Domain ID domain_id2nz9A01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology1240 — Zincin-like
Homologous superfamily homologous superfamily10 — Metalloproteases ("zincins"), catalytic domain like
Domain ID domain_id2nz9A02
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1120 — Clostridium botulinum neurotoxin B, "coiled-coil" domain
Homologous superfamily homologous superfamily10 — Clostridium botulinum neurotoxin b, "coiled-coil" domain
Domain ID domain_id2nz9A03
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily200
Domain ID domain_id2nz9A04
Class class2 — Mainly Beta
Architecture architecture80 — Trefoil
Topology topology10 — Trefoil (Acidic Fibroblast Growth Factor, subunit A)
Homologous superfamily homologous superfamily50
Domain ID domain_id2nz9B01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology1240 — Zincin-like
Homologous superfamily homologous superfamily10 — Metalloproteases ("zincins"), catalytic domain like
Domain ID domain_id2nz9B02
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1120 — Clostridium botulinum neurotoxin B, "coiled-coil" domain
Homologous superfamily homologous superfamily10 — Clostridium botulinum neurotoxin b, "coiled-coil" domain
Domain ID domain_id2nz9B03
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily200
Domain ID domain_id2nz9B04
Class class2 — Mainly Beta
Architecture architecture80 — Trefoil
Topology topology10 — Trefoil (Acidic Fibroblast Growth Factor, subunit A)
Homologous superfamily homologous superfamily50
Domain ID domain_id2nz9C01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id2nz9C02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id2nz9D01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id2nz9D02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id2nz9E01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id2nz9E02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id2nz9F01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id2nz9F02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins

8. Citations (1)

9. Files and Curves (10)