3ckr

Crystal structure of BACE-1 in complex with inhibitor

Method: X-RAY DIFFRACTION Dmax: 123.6 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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 43–454 Fragment:protease domain, UNP residues 43-454 Mutation:R-6K, R-5K 009 (4S)-1,4-dibenzyl-N-[(1S,2R)-1-benzyl-3-{[3-(dimethylamino)benzyl]amino}-2-hydroxypropyl]-2-oxoimidazolidine-4-carboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;vapor diffusion, sitting drop Resolution 2.70 Å R-free 0.257
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 43–454 Fragment:protease domain, UNP residues 43-454 Mutation:R-6K, R-5K 009 (4S)-1,4-dibenzyl-N-[(1S,2R)-1-benzyl-3-{[3-(dimethylamino)benzyl]amino}-2-hydroxypropyl]-2-oxoimidazolidine-4-carboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;vapor diffusion, sitting drop Resolution 2.70 Å R-free 0.257
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 43–454 Fragment:protease domain, UNP residues 43-454 Mutation:R-6K, R-5K 009 (4S)-1,4-dibenzyl-N-[(1S,2R)-1-benzyl-3-{[3-(dimethylamino)benzyl]amino}-2-hydroxypropyl]-2-oxoimidazolidine-4-carboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;vapor diffusion, sitting drop Resolution 2.70 Å R-free 0.257

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 1–412; UniProt 43–454 Author chain B; PDBConstruct 1–412; UniProt 43–454 Author chain C; PDBConstruct 1–412; UniProt 43–454

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 3ckr

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id3ckr
Deposition date deposition_date2008-03-16
Structure title titleCrystal structure of BACE-1 in complex with inhibitor
Keywords keywordsbeta-secretase, aspartyl protease, Alternative splicing, Glycoprotein, Hydrolase, Membrane, Transmembrane, Zymogen; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier39.25
Radius of gyration Rg (electron density) rg_electron39.05
Forward intensity I(0) i0466320000.00
Molecular weight molecular_weight119190.0 kDa
Excluded volume excluded_volume116180 ų
Envelope volume envelope_volume208440 ų
Hydration-shell volume shell_volume44771 ų
Envelope diameter envelope_diameter126.3
Shell Rg shell_rg44.14
Envelope Rg envelope_rg38.81
Shape Rg shape_rg39.04
Total Rg total_rg39.28
Total atoms total_atoms9044
Residues n_residues1133
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 dmax123.6
Rg (real space) rg_real39.35
Rg uncertainty (real space) rg_real_error0.83
I(0) (real space) i0_real4.6630e+08
I(0) uncertainty (real space) i0_real_error7.4440e+06
Rg (reciprocal space) rg_reciprocal39.30
I(0) (reciprocal space) i0_reciprocal466300000.0000
Solution quality estimate total_estimate0.8256
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary34.0
Skewness Skewness skewness0.262
Kurtosis Kurtosis kurtosis-0.749
Angular range angular_range— – 0.2000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha46920000.0000
Real-space data points n_real_points41
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.934; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.927; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 9 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd3ckra_
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_idd3ckrb_
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_idd3ckrc_
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 (6 domains)

Domain ID domain_id3ckrA01
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_id3ckrA02
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_id3ckrB01
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_id3ckrB02
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_id3ckrC01
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_id3ckrC02
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)