4ieh

Crystal Structure of human Bcl-2 in complex with a small molecule inhibitor targeting Bcl-2 BH3 domain interactions

Method: X-RAY DIFFRACTION Dmax: 49.4 Å Quality: GOOD

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

Apoptosis regulator Bcl-2, Bcl-2-like protein 1 chimera

Homo sapiens

UniProt P10415

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 1–34 Chain A; UniProt 92–207 Fragment:SEE REMARK 999 1E9 N-(6-{4-[(4'-chlorobiphenyl-2-yl)methyl]piperazin-1-yl}-1,1-dioxido-1,2-benzothiazol-3-yl)-4-{[(2R)-4-(dimethylamino)-1-(phenylsulfanyl)butan-2-yl]amino}-3-nitrobenzenesulfonamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 8.6;277 K;0.05 M succinic acid, 0.25 M sodium malonate, 12% PEG3350, 0.1 M Tris-HCl, pH 8.6, VAPOR DIFFUSION, temperature 277.0K Resolution 2.10 Å R-free 0.218

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.

47 other PDB entries and 79 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BCL2_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 4–37; UniProt 1–34 Author chain A; PDBConstruct 54–169; UniProt 92–207

Apoptosis regulator Bcl-2, Bcl-2-like protein 1 chimera

Homo sapiens

UniProt Q07817

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 29–44 Fragment:SEE REMARK 999 1E9 N-(6-{4-[(4'-chlorobiphenyl-2-yl)methyl]piperazin-1-yl}-1,1-dioxido-1,2-benzothiazol-3-yl)-4-{[(2R)-4-(dimethylamino)-1-(phenylsulfanyl)butan-2-yl]amino}-3-nitrobenzenesulfonamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 8.6;277 K;0.05 M succinic acid, 0.25 M sodium malonate, 12% PEG3350, 0.1 M Tris-HCl, pH 8.6, VAPOR DIFFUSION, temperature 277.0K Resolution 2.10 Å R-free 0.218

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.

123 other PDB entries and 195 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name B2CL1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 38–53; UniProt 29–44

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 4ieh

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4ieh
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4ieh
Deposition date deposition_date2012-12-13
Structure title titleCrystal Structure of human Bcl-2 in complex with a small molecule inhibitor targeting Bcl-2 BH3 domain interactions
Keywords keywords;protein-protein interaction, alpha helical, pro-apoptosis, cytochrome c release, caspase activation, BIM, BAK, BAD, PUMA, APOPTOSIS-INHIBITOR complex ;; APOPTOSIS/INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier15.92
Radius of gyration Rg (electron density) rg_electron14.40
Forward intensity I(0) i05869660.00
Molecular weight molecular_weight17229.0 kDa
Excluded volume excluded_volume21394 ų
Envelope volume envelope_volume23736 ų
Hydration-shell volume shell_volume13759 ų
Envelope diameter envelope_diameter50.2
Shell Rg shell_rg20.47
Envelope Rg envelope_rg14.66
Shape Rg shape_rg14.39
Total Rg total_rg15.58
Total atoms total_atoms1216
Residues n_residues138
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 dmax49.4
Rg (real space) rg_real15.78
Rg uncertainty (real space) rg_real_error0.17
I(0) (real space) i0_real5.8700e+06
I(0) uncertainty (real space) i0_real_error4.8670e+04
Rg (reciprocal space) rg_reciprocal15.80
I(0) (reciprocal space) i0_reciprocal5870000.0000
Solution quality estimate total_estimate0.8134
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary21.2
Skewness Skewness skewness0.050
Kurtosis Kurtosis kurtosis-0.400
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1531000.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.863; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.981; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 1 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd4ieha_
Class classf — Membrane and cell surface proteins and peptides
Fold Fold foldf.1 — Toxins' membrane translocation domains
Superfamily Superfamily superfamilyf.1.4 — Bcl-2 inhibitors of programmed cell death
Family Family familyf.1.4.1 — Bcl-2 inhibitors of programmed cell death

8. Citations (1)

9. Files and Curves (10)