2g94

Crystal structure of beta-secretase bound to a potent and highly selective inhibitor.

Method: X-RAY DIFFRACTION Dmax: 144.8 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 58–446 Not recorded ZPQ N~2~-[(2R,4S,5S)-5-{[N-{[(3,5-DIMETHYL-1H-PYRAZOL-1-YL)METHOXY]CARBONYL}-3-(METHYLSULFONYL)-L-ALANYL]AMINO}-4-HYDROXY-2,7-DIMETHYLOCTANOYL]-N-ISOBUTYL-L-VALINAMIDE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;290 K;Apo enzyme crystal was obtained at 15% PEG 8000, PH 6.5 in Sodium Cacodylate buffer. The apo enzyme crystal was soaked in concentrated inhibitor solution to make the enzyme/inhibitor complex crystal for X-ray data collection, VAPOR DIFFUSION, HANGING DROP, temperature 290K Resolution 1.86 Å R-free 0.227
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 58–446 Not recorded ZPQ N~2~-[(2R,4S,5S)-5-{[N-{[(3,5-DIMETHYL-1H-PYRAZOL-1-YL)METHOXY]CARBONYL}-3-(METHYLSULFONYL)-L-ALANYL]AMINO}-4-HYDROXY-2,7-DIMETHYLOCTANOYL]-N-ISOBUTYL-L-VALINAMIDE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;290 K;Apo enzyme crystal was obtained at 15% PEG 8000, PH 6.5 in Sodium Cacodylate buffer. The apo enzyme crystal was soaked in concentrated inhibitor solution to make the enzyme/inhibitor complex crystal for X-ray data collection, VAPOR DIFFUSION, HANGING DROP, temperature 290K Resolution 1.86 Å R-free 0.227
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 58–446 Not recorded ZPQ N~2~-[(2R,4S,5S)-5-{[N-{[(3,5-DIMETHYL-1H-PYRAZOL-1-YL)METHOXY]CARBONYL}-3-(METHYLSULFONYL)-L-ALANYL]AMINO}-4-HYDROXY-2,7-DIMETHYLOCTANOYL]-N-ISOBUTYL-L-VALINAMIDE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;290 K;Apo enzyme crystal was obtained at 15% PEG 8000, PH 6.5 in Sodium Cacodylate buffer. The apo enzyme crystal was soaked in concentrated inhibitor solution to make the enzyme/inhibitor complex crystal for X-ray data collection, VAPOR DIFFUSION, HANGING DROP, temperature 290K Resolution 1.86 Å R-free 0.227
4 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain D; UniProt 58–446 Not recorded ZPQ N~2~-[(2R,4S,5S)-5-{[N-{[(3,5-DIMETHYL-1H-PYRAZOL-1-YL)METHOXY]CARBONYL}-3-(METHYLSULFONYL)-L-ALANYL]AMINO}-4-HYDROXY-2,7-DIMETHYLOCTANOYL]-N-ISOBUTYL-L-VALINAMIDE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;290 K;Apo enzyme crystal was obtained at 15% PEG 8000, PH 6.5 in Sodium Cacodylate buffer. The apo enzyme crystal was soaked in concentrated inhibitor solution to make the enzyme/inhibitor complex crystal for X-ray data collection, VAPOR DIFFUSION, HANGING DROP, temperature 290K Resolution 1.86 Å R-free 0.227

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 733 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 1–389; UniProt 58–446 Author chain B; PDBConstruct 1–389; UniProt 58–446 Author chain C; PDBConstruct 1–389; UniProt 58–446 Author chain D; PDBConstruct 1–389; UniProt 58–446

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 2g94

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2g94
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2g94
Deposition date deposition_date2006-03-05
Structure title titleCrystal structure of beta-secretase bound to a potent and highly selective inhibitor.
Keywords keywords;beta secretase, Alzheimer's disease, memapsin, BACE, ASP2, Aspartic protease, drug design, protease inhibitor, HYDROLASE ;; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier44.22
Radius of gyration Rg (electron density) rg_electron43.76
Forward intensity I(0) i0439595000.00
Molecular weight molecular_weight175690.0 kDa
Excluded volume excluded_volume220600 ų
Envelope volume envelope_volume294110 ų
Hydration-shell volume shell_volume55825 ų
Envelope diameter envelope_diameter159.6
Shell Rg shell_rg49.35
Envelope Rg envelope_rg42.70
Shape Rg shape_rg43.77
Total Rg total_rg44.00
Total atoms total_atoms12392
Residues n_residues1556
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 dmax144.8
Rg (real space) rg_real44.21
Rg uncertainty (real space) rg_real_error1.24
I(0) (real space) i0_real4.3960e+08
I(0) uncertainty (real space) i0_real_error7.5500e+06
Rg (reciprocal space) rg_reciprocal44.22
I(0) (reciprocal space) i0_reciprocal439600000.0000
Solution quality estimate total_estimate0.8649
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary64.3
Skewness Skewness skewness0.224
Kurtosis Kurtosis kurtosis-0.444
Angular range angular_range— – 0.1800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha135700000.0000
Real-space data points n_real_points37
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.841; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.977; Smooth: 0.741

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd2g94a_
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_idd2g94b_
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_idd2g94c_
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_idd2g94d_
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 (8 domains)

Domain ID domain_id2g94A01
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_id2g94A02
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_id2g94B01
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_id2g94B02
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_id2g94C01
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_id2g94C02
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_id2g94D01
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_id2g94D02
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)