3k5f

Human BACE-1 COMPLEX WITH AYH011

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 48–447 Fragment:Catalytic domain AYH (1R,3S)-3-[1-(acetylamino)-1-methylethyl]-N-[(1S,2S,4R)-1-benzyl-5-(butylamino)-2-hydroxy-4-methyl-5-oxopentyl]cyclohexanecarboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 5.5;292 K;CRYSTALS WERE GROWN AT 19C BY VAPOUR DIFFUSION IN HANGING DROPS FROM 1.0M AMMONIUM SULFATE. PROTEIN STOCK WAS 8.45MG/ML BACE IN 10MM TRIS-HCL PH 7.4, 25MM NACL, WITH A 2-FOLD EXCESS OF INHIBITOR ADDED FROM A 10MM STOCK SOLUTION IN DMSO (4% DMSO IN DROP).CRYO-PROTECTANT WAS 22%(V/V) GLYCEROL, 78% (V/V) RESERVOIR SOLUTION., VAPOR DIFFUSION, temperature 292K Resolution 2.25 Å R-free 0.232
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 48–447 Fragment:Catalytic domain AYH (1R,3S)-3-[1-(acetylamino)-1-methylethyl]-N-[(1S,2S,4R)-1-benzyl-5-(butylamino)-2-hydroxy-4-methyl-5-oxopentyl]cyclohexanecarboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 5.5;292 K;CRYSTALS WERE GROWN AT 19C BY VAPOUR DIFFUSION IN HANGING DROPS FROM 1.0M AMMONIUM SULFATE. PROTEIN STOCK WAS 8.45MG/ML BACE IN 10MM TRIS-HCL PH 7.4, 25MM NACL, WITH A 2-FOLD EXCESS OF INHIBITOR ADDED FROM A 10MM STOCK SOLUTION IN DMSO (4% DMSO IN DROP).CRYO-PROTECTANT WAS 22%(V/V) GLYCEROL, 78% (V/V) RESERVOIR SOLUTION., VAPOR DIFFUSION, temperature 292K Resolution 2.25 Å R-free 0.232
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 48–447 Fragment:Catalytic domain AYH (1R,3S)-3-[1-(acetylamino)-1-methylethyl]-N-[(1S,2S,4R)-1-benzyl-5-(butylamino)-2-hydroxy-4-methyl-5-oxopentyl]cyclohexanecarboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 5.5;292 K;CRYSTALS WERE GROWN AT 19C BY VAPOUR DIFFUSION IN HANGING DROPS FROM 1.0M AMMONIUM SULFATE. PROTEIN STOCK WAS 8.45MG/ML BACE IN 10MM TRIS-HCL PH 7.4, 25MM NACL, WITH A 2-FOLD EXCESS OF INHIBITOR ADDED FROM A 10MM STOCK SOLUTION IN DMSO (4% DMSO IN DROP).CRYO-PROTECTANT WAS 22%(V/V) GLYCEROL, 78% (V/V) RESERVOIR SOLUTION., VAPOR DIFFUSION, temperature 292K Resolution 2.25 Å R-free 0.232

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 51–402; UniProt 48–447 Author chain B; PDBConstruct 51–402; UniProt 48–447 Author chain C; PDBConstruct 51–402; UniProt 48–447

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 3k5f

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3k5f
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3k5f
Deposition date deposition_date2009-10-07
Structure title titleHuman BACE-1 COMPLEX WITH AYH011
Keywords keywords;aspartyl protease, alzheimer's disease, structure-based design, Disulfide bond, Endoplasmic reticulum, Endosome, Glycoprotein, Golgi apparatus, Hydrolase-Hydrolase inhibitor complex, Membrane, Protease, Transmembrane ;; HYDROLASE/HYDROLASE INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier39.02
Radius of gyration Rg (electron density) rg_electron38.93
Forward intensity I(0) i0235045000.00
Molecular weight molecular_weight127080.0 kDa
Excluded volume excluded_volume159870 ų
Envelope volume envelope_volume210680 ų
Hydration-shell volume shell_volume47449 ų
Envelope diameter envelope_diameter126.4
Shell Rg shell_rg42.58
Envelope Rg envelope_rg38.19
Shape Rg shape_rg38.92
Total Rg total_rg39.20
Total atoms total_atoms8968
Residues n_residues1127
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_real39.26
Rg uncertainty (real space) rg_real_error1.22
I(0) (real space) i0_real2.3500e+08
I(0) uncertainty (real space) i0_real_error4.2620e+06
Rg (reciprocal space) rg_reciprocal39.12
I(0) (reciprocal space) i0_reciprocal235000000.0000
Solution quality estimate total_estimate0.8445
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary42.6
Skewness Skewness skewness0.417
Kurtosis Kurtosis kurtosis-0.567
Angular range angular_range— – 0.2050 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha38450000.0000
Real-space data points n_real_points42
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.883; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.937; Smooth: 0.388

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_idd3k5fa_
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_idd3k5fb_
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_idd3k5fc_
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_id3k5fA01
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_id3k5fA02
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_id3k5fB01
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_id3k5fB02
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_id3k5fC01
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_id3k5fC02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily10 — Acid Proteases

8. Citations (3)

9. Files and Curves (10)