4pkq

Anthrax toxin lethal factor with bound zinc

Method: X-RAY DIFFRACTION Dmax: 84.5 Å Quality: GOOD

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

Lethal factor

Bacillus anthracis

UniProt P15917

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 298–809 Fragment:UNP residues 298-809 Mutation:A266S ZN ZINC ION × 1 PGE TRIETHYLENE GLYCOL × 1 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.8;286 K;11-16% PEG 8K, 50 mM Bis-Tris, 100 mM magnesium acetate Resolution 2.20 Å R-free 0.217

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.

30 other PDB entries and 38 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name LEF_BACAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 4–515; UniProt 298–809

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 4pkq

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4pkq
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4pkq
Deposition date deposition_date2014-05-15
Structure title titleAnthrax toxin lethal factor with bound zinc
Keywords keywords;Anthrax toxin, lethal factor, metalloproteinase, metalloprotease, structural dynamics, ligand-induced conformational change, HYDROLASE ;; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier26.00
Radius of gyration Rg (electron density) rg_electron25.07
Forward intensity I(0) i056250000.00
Molecular weight molecular_weight58943.0 kDa
Excluded volume excluded_volume74112 ų
Envelope volume envelope_volume90764 ų
Hydration-shell volume shell_volume30029 ų
Envelope diameter envelope_diameter86.1
Shell Rg shell_rg32.60
Envelope Rg envelope_rg25.13
Shape Rg shape_rg25.06
Total Rg total_rg25.93
Total atoms total_atoms4163
Residues n_residues513
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 dmax84.5
Rg (real space) rg_real25.92
Rg uncertainty (real space) rg_real_error0.44
I(0) (real space) i0_real5.6250e+07
I(0) uncertainty (real space) i0_real_error6.2600e+05
Rg (reciprocal space) rg_reciprocal25.94
I(0) (reciprocal space) i0_reciprocal56250000.0000
Solution quality estimate total_estimate0.8965
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary81.7
Skewness Skewness skewness0.252
Kurtosis Kurtosis kurtosis-0.375
Angular range angular_range— – 0.3050 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha14740000.0000
Real-space data points n_real_points62
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.887; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.989

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd4pkqa1
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.166 — ADP-ribosylation
Superfamily Superfamily superfamilyd.166.1 — ADP-ribosylation
Family Family familyd.166.1.1 — ADP-ribosylating toxins
Domain ID domain_idd4pkqa2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.92 — Zincin-like
Superfamily Superfamily superfamilyd.92.1 — Metalloproteases ('zincins'), catalytic domain
Family Family familyd.92.1.14 — Anthrax toxin lethal factor, N- and C-terminal domains
Domain ID domain_idd4pkqa3
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (3 domains)

Domain ID domain_id4pkqA01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology176 — Toxin ADP-ribosyltransferase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — Toxin ADP-ribosyltransferase; Chain A, domain 1
Domain ID domain_id4pkqA02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology2030 — Anthrax toxin lethal factor, domain 3, chain A
Homologous superfamily homologous superfamily10 — Anthrax toxin lethal factor, domain 3, chain A
Domain ID domain_id4pkqA03
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology390 — Collagenase (Catalytic Domain)
Homologous superfamily homologous superfamily10 — Collagenase (Catalytic Domain)

8. Citations (1)

9. Files and Curves (10)