3i25

Potent Beta-Secretase 1 hydroxyethylene Inhibitor

Method: X-RAY DIFFRACTION Dmax: 124.7 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 42–446 Fragment:UNP RESIDUES 42-446 MV7 N-[(2S,3S,5R)-1-(3,5-difluorophenoxy)-3-hydroxy-5-(2-methoxyethoxy)-6-[[(2S)-3-methyl-1-oxo-1-(phenylmethylamino)butan-2-yl]amino]-6-oxo-hexan-2-yl]-5-(methyl-methylsulfonyl-amino)-N'-[(1R)-1-phenylethyl]benzene-1,3-dicarboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 5;299 K;16% PEG8000, 0.1M Citrate, 0.3M Lithium sulphate, 0.1M Sodium Chloride, pH 5.0, VAPOR DIFFUSION, temperature 299K Resolution 2.10 Å R-free 0.238
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 42–446 Fragment:UNP RESIDUES 42-446 MV7 N-[(2S,3S,5R)-1-(3,5-difluorophenoxy)-3-hydroxy-5-(2-methoxyethoxy)-6-[[(2S)-3-methyl-1-oxo-1-(phenylmethylamino)butan-2-yl]amino]-6-oxo-hexan-2-yl]-5-(methyl-methylsulfonyl-amino)-N'-[(1R)-1-phenylethyl]benzene-1,3-dicarboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 5;299 K;16% PEG8000, 0.1M Citrate, 0.3M Lithium sulphate, 0.1M Sodium Chloride, pH 5.0, VAPOR DIFFUSION, temperature 299K Resolution 2.10 Å R-free 0.238
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 42–446 Fragment:UNP RESIDUES 42-446 MV7 N-[(2S,3S,5R)-1-(3,5-difluorophenoxy)-3-hydroxy-5-(2-methoxyethoxy)-6-[[(2S)-3-methyl-1-oxo-1-(phenylmethylamino)butan-2-yl]amino]-6-oxo-hexan-2-yl]-5-(methyl-methylsulfonyl-amino)-N'-[(1R)-1-phenylethyl]benzene-1,3-dicarboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 5;299 K;16% PEG8000, 0.1M Citrate, 0.3M Lithium sulphate, 0.1M Sodium Chloride, pH 5.0, VAPOR DIFFUSION, temperature 299K Resolution 2.10 Å R-free 0.238

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 2–406; UniProt 42–446 Author chain B; PDBConstruct 2–406; UniProt 42–446 Author chain C; PDBConstruct 2–406; UniProt 42–446

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 3i25

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3i25
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3i25
Deposition date deposition_date2009-06-29
Structure title titlePotent Beta-Secretase 1 hydroxyethylene Inhibitor
Keywords keywords;BACE, BETA-SECRETASE, INHIBITOR, ASPARTYL PROTEASE, PROTEASE, Alternative splicing, Disulfide bond, Glycoprotein, Hydrolase, Membrane, Polymorphism, Transmembrane, Zymogen ;; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier37.53
Radius of gyration Rg (electron density) rg_electron37.05
Forward intensity I(0) i0240142000.00
Molecular weight molecular_weight127680.0 kDa
Excluded volume excluded_volume160370 ų
Envelope volume envelope_volume205400 ų
Hydration-shell volume shell_volume46631 ų
Envelope diameter envelope_diameter129.7
Shell Rg shell_rg42.55
Envelope Rg envelope_rg36.73
Shape Rg shape_rg37.06
Total Rg total_rg37.37
Total atoms total_atoms9009
Residues n_residues1119
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 dmax124.7
Rg (real space) rg_real37.58
Rg uncertainty (real space) rg_real_error0.98
I(0) (real space) i0_real2.4010e+08
I(0) uncertainty (real space) i0_real_error4.3160e+06
Rg (reciprocal space) rg_reciprocal37.55
I(0) (reciprocal space) i0_reciprocal240100000.0000
Solution quality estimate total_estimate0.8906
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary47.5
Skewness Skewness skewness0.318
Kurtosis Kurtosis kurtosis-0.469
Angular range angular_range— – 0.2100 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha77740000.0000
Real-space data points n_real_points43
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.899; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.985; Smooth: 0.890

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_idd3i25a_
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_idd3i25b_
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_idd3i25c_
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_id3i25A01
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_id3i25A02
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_id3i25B01
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_id3i25B02
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_id3i25C01
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_id3i25C02
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)