2xpx

Crystal structure of BHRF1:Bak BH3 complex

Method: X-RAY DIFFRACTION Dmax: 50.5 Å Quality: EXCELLENT

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

APOPTOSIS REGULATOR BHRF1

HUMAN HERPESVIRUS 4

UniProt P03182

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 1–160 Fragment:BCL-2, RESIDUES 1-160 BCL-2 HOMOLOGOUS ANTAGONIST/KILLER × 1 (Q16611) NO3 NITRATE ION × 4 EDO 1,2-ETHANEDIOL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:pH 4.4;1.6 M NANO3, 50 MM MALIC ACID PH 4.4 Resolution 2.05 Å R-free 0.217

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.

6 other PDB entries and 14 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EAR_EBVB9
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 14–173; UniProt 1–160

BCL-2 HOMOLOGOUS ANTAGONIST/KILLER

HOMO SAPIENS

UniProt Q16611

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 67–92 Fragment:RESIDUES 67-92 APOPTOSIS REGULATOR BHRF1 × 1 (P03182) NO3 NITRATE ION × 4 EDO 1,2-ETHANEDIOL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:pH 4.4;1.6 M NANO3, 50 MM MALIC ACID PH 4.4 Resolution 2.05 Å R-free 0.217

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.

53 other PDB entries and 103 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BAK_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–26; UniProt 67–92

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 2xpx

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id2xpx
Deposition date deposition_date2010-08-31
Structure title titleCrystal structure of BHRF1:Bak BH3 complex
Keywords keywordsAPOPTOSIS, MEMBRANE PROTEIN; APOPTOSIS
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier16.69
Radius of gyration Rg (electron density) rg_electron15.22
Forward intensity I(0) i08674430.00
Molecular weight molecular_weight20550.0 kDa
Excluded volume excluded_volume25262 ų
Envelope volume envelope_volume28577 ų
Hydration-shell volume shell_volume15424 ų
Envelope diameter envelope_diameter49.9
Shell Rg shell_rg21.58
Envelope Rg envelope_rg15.56
Shape Rg shape_rg15.23
Total Rg total_rg16.27
Total atoms total_atoms1443
Residues n_residues176
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 dmax50.5
Rg (real space) rg_real16.56
Rg uncertainty (real space) rg_real_error0.23
I(0) (real space) i0_real8.6740e+06
I(0) uncertainty (real space) i0_real_error1.0130e+05
Rg (reciprocal space) rg_reciprocal16.57
I(0) (reciprocal space) i0_reciprocal8674000.0000
Solution quality estimate total_estimate0.9011
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary21.6
Skewness Skewness skewness0.061
Kurtosis Kurtosis kurtosis-0.446
Angular range angular_range— – 0.4750 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1665000.0000
Real-space data points n_real_points78
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.914; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.973; Smooth: 0.994

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id2xpxA00
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)