4zig

Crystal Structure of core/latch dimer of Bax in complex with BidBH3mini

Method: X-RAY DIFFRACTION Dmax: 82.2 Å Quality: REASONABLE

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

Apoptosis regulator BAX

Homo sapiens

UniProt Q07812

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 heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 1–166 Mutation:C62S, C126S BH3-interacting domain death agonist × 2 (P55957) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;277 K;Tri-sodium citrate, Sodium cacodylate Resolution 2.20 Å R-free 0.229

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.

35 other PDB entries and 61 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BAX_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–166; UniProt 1–166

BH3-interacting domain death agonist

OrganismNot specified

UniProt P55957

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 heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain B; UniProt 125–144 Fragment:BH3 motif Non-standard monomer:Yes (specific site not provided by mmCIF) Apoptosis regulator BAX × 2 (Q07812) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;277 K;Tri-sodium citrate, Sodium cacodylate Resolution 2.20 Å R-free 0.229

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.

13 other PDB entries and 18 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BID_HUMAN
Isoform P55957-2
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 2–21; UniProt 125–144

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 4zig

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id4zig
Deposition date deposition_date2015-04-28
Structure title titleCrystal Structure of core/latch dimer of Bax in complex with BidBH3mini
Keywords keywordsBax, Apoptosis, BH3 domain, Structural Genomics, The Walter and Eliza Hall Institute of Medical Research; APOPTOSIS
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier23.55
Radius of gyration Rg (electron density) rg_electron22.96
Forward intensity I(0) i06762160.00
Molecular weight molecular_weight19116.0 kDa
Excluded volume excluded_volume23983 ų
Envelope volume envelope_volume33947 ų
Hydration-shell volume shell_volume14071 ų
Envelope diameter envelope_diameter79.0
Shell Rg shell_rg26.48
Envelope Rg envelope_rg23.65
Shape Rg shape_rg23.04
Total Rg total_rg23.31
Total atoms total_atoms1346
Residues n_residues172
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 dmax82.2
Rg (real space) rg_real23.93
Rg uncertainty (real space) rg_real_error1.01
I(0) (real space) i0_real6.7620e+06
I(0) uncertainty (real space) i0_real_error1.1090e+05
Rg (reciprocal space) rg_reciprocal23.84
I(0) (reciprocal space) i0_reciprocal6762000.0000
Solution quality estimate total_estimate0.5322
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary21.8
Skewness Skewness skewness0.613
Kurtosis Kurtosis kurtosis-0.358
Angular range angular_range— – 0.3350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha455600.0000
Real-space data points n_real_points65
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.528; Stabil: 0.988; Sysdev: 0.286; Positv: 1.000; Valcen: 0.508; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id4zigA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like

8. Citations (1)

9. Files and Curves (10)