3kn0

Structure of BACE bound to SCH708236

Method: X-RAY DIFFRACTION Dmax: 106.5 Å Quality: GOOD

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

Beta-secretase 1

Homo sapiens

UniProt P56817

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 53–447 Chain B; UniProt 53–447 Fragment:UNP residues 55-447 3TO 3-[2-(3-{[(furan-2-ylmethyl)(methyl)amino]methyl}phenyl)ethyl]pyridin-2-amine × 2 TLA L(+)-TARTARIC ACID × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;VAPOR DIFFUSION, HANGING DROP Resolution 1.90 Å R-free 0.222
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 53–447 Chain B; UniProt 53–447 Fragment:UNP residues 55-447 3TO 3-[2-(3-{[(furan-2-ylmethyl)(methyl)amino]methyl}phenyl)ethyl]pyridin-2-amine × 2 TLA L(+)-TARTARIC ACID × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;VAPOR DIFFUSION, HANGING DROP Resolution 1.90 Å R-free 0.222
3 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 53–447 Chain B; UniProt 53–447 Fragment:UNP residues 55-447 3TO 3-[2-(3-{[(furan-2-ylmethyl)(methyl)amino]methyl}phenyl)ethyl]pyridin-2-amine × 2 TLA L(+)-TARTARIC ACID × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;VAPOR DIFFUSION, HANGING DROP Resolution 1.90 Å R-free 0.222

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.

430 other PDB entries and 734 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BACE1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–395; UniProt 53–447 Author chain B; PDBConstruct 1–395; UniProt 53–447

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 3kn0

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3kn0
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3kn0
Deposition date deposition_date2009-11-11
Structure title titleStructure of BACE bound to SCH708236
Keywords keywords;BACE1, Alzheimer's, Alternative splicing, Aspartyl protease, Disulfide bond, Endoplasmic reticulum, Endosome, Glycoprotein, Golgi apparatus, Hydrolase, Membrane, Polymorphism, Protease, Transmembrane, Zymogen ;; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier33.32
Radius of gyration Rg (electron density) rg_electron32.72
Forward intensity I(0) i0116133000.00
Molecular weight molecular_weight87262.0 kDa
Excluded volume excluded_volume109580 ų
Envelope volume envelope_volume137840 ų
Hydration-shell volume shell_volume35920 ų
Envelope diameter envelope_diameter110.3
Shell Rg shell_rg38.62
Envelope Rg envelope_rg32.15
Shape Rg shape_rg32.71
Total Rg total_rg33.24
Total atoms total_atoms6160
Residues n_residues776
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 dmax106.5
Rg (real space) rg_real33.43
Rg uncertainty (real space) rg_real_error0.83
I(0) (real space) i0_real1.1610e+08
I(0) uncertainty (real space) i0_real_error1.7250e+06
Rg (reciprocal space) rg_reciprocal33.39
I(0) (reciprocal space) i0_reciprocal116100000.0000
Solution quality estimate total_estimate0.8841
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary31.1
Skewness Skewness skewness0.326
Kurtosis Kurtosis kurtosis-0.662
Angular range angular_range— – 0.2400 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha34860000.0000
Real-space data points n_real_points49
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.905; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.920; Smooth: 0.852

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd3kn0a_
Class classb — All beta proteins
Fold Fold foldb.50 — Acid proteases
Superfamily Superfamily superfamilyb.50.1 — Acid proteases
Family Family familyb.50.1.2 — Pepsin-like
Domain ID domain_idd3kn0b_
Class classb — All beta proteins
Fold Fold foldb.50 — Acid proteases
Superfamily Superfamily superfamilyb.50.1 — Acid proteases
Family Family familyb.50.1.2 — Pepsin-like

CATH v4.4 (4 domains)

Domain ID domain_id3kn0A01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily10 — Acid Proteases
Domain ID domain_id3kn0A02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily10 — Acid Proteases
Domain ID domain_id3kn0B01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily10 — Acid Proteases
Domain ID domain_id3kn0B02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily10 — Acid Proteases

8. Citations (1)

9. Files and Curves (10)