7m5c

Crystal Structure of human BAK in complex with WT BAK BH3 peptide

Method: X-RAY DIFFRACTION Dmax: 127.4 Å Quality: REASONABLE

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

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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 21–186 Chain B; UniProt 68–89 Not recorded CU COPPER (II) ION × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:EVAPORATION;pH 6.5;293 K;0.1 M MES (pH 6.5), 0.5 M Ammonium Sulfate Resolution 3.06 Å R-free 0.249
10 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain S; UniProt 21–186 Chain T; UniProt 68–89 Not recorded CU COPPER (II) ION × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:EVAPORATION;pH 6.5;293 K;0.1 M MES (pH 6.5), 0.5 M Ammonium Sulfate Resolution 3.06 Å R-free 0.249
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 21–186 Chain D; UniProt 68–89 Not recorded CU COPPER (II) ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:EVAPORATION;pH 6.5;293 K;0.1 M MES (pH 6.5), 0.5 M Ammonium Sulfate Resolution 3.06 Å R-free 0.249
3 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain E; UniProt 21–186 Chain F; UniProt 68–89 Not recorded CU COPPER (II) ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:EVAPORATION;pH 6.5;293 K;0.1 M MES (pH 6.5), 0.5 M Ammonium Sulfate Resolution 3.06 Å R-free 0.249
4 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain G; UniProt 21–186 Chain H; UniProt 68–89 Not recorded CU COPPER (II) ION × 1 SO4 SULFATE ION × 3 X-RAY DIFFRACTION X-ray crystallization conditions:EVAPORATION;pH 6.5;293 K;0.1 M MES (pH 6.5), 0.5 M Ammonium Sulfate Resolution 3.06 Å R-free 0.249
5 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain I; UniProt 21–186 Chain J; UniProt 68–89 Not recorded CU COPPER (II) ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:EVAPORATION;pH 6.5;293 K;0.1 M MES (pH 6.5), 0.5 M Ammonium Sulfate Resolution 3.06 Å R-free 0.249
6 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain K; UniProt 21–186 Chain L; UniProt 68–89 Not recorded No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:EVAPORATION;pH 6.5;293 K;0.1 M MES (pH 6.5), 0.5 M Ammonium Sulfate Resolution 3.06 Å R-free 0.249
7 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain M; UniProt 21–186 Chain N; UniProt 68–89 Not recorded CU COPPER (II) ION × 1 SO4 SULFATE ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:EVAPORATION;pH 6.5;293 K;0.1 M MES (pH 6.5), 0.5 M Ammonium Sulfate Resolution 3.06 Å R-free 0.249
8 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain O; UniProt 21–186 Chain P; UniProt 68–89 Not recorded CU COPPER (II) ION × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:EVAPORATION;pH 6.5;293 K;0.1 M MES (pH 6.5), 0.5 M Ammonium Sulfate Resolution 3.06 Å R-free 0.249
9 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain Q; UniProt 21–186 Chain R; UniProt 68–89 Not recorded CU COPPER (II) ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:EVAPORATION;pH 6.5;293 K;0.1 M MES (pH 6.5), 0.5 M Ammonium Sulfate Resolution 3.06 Å R-free 0.249

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 94 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BAK_HUMAN
Isoform
PDB entities 1, 2
Chains and sequence ranges Author chain A; PDBConstruct 1–166; UniProt 21–186 Author chain C; PDBConstruct 1–166; UniProt 21–186 Author chain E; PDBConstruct 1–166; UniProt 21–186 Author chain G; PDBConstruct 1–166; UniProt 21–186 Author chain I; PDBConstruct 1–166; UniProt 21–186 Author chain K; PDBConstruct 1–166; UniProt 21–186 Author chain M; PDBConstruct 1–166; UniProt 21–186 Author chain O; PDBConstruct 1–166; UniProt 21–186 Author chain Q; PDBConstruct 1–166; UniProt 21–186 Author chain S; PDBConstruct 1–166; UniProt 21–186 Author chain B; PDBConstruct 1–22; UniProt 68–89 Author chain D; PDBConstruct 1–22; UniProt 68–89 Author chain F; PDBConstruct 1–22; UniProt 68–89 Author chain H; PDBConstruct 1–22; UniProt 68–89 Author chain J; PDBConstruct 1–22; UniProt 68–89 Author chain L; PDBConstruct 1–22; UniProt 68–89 Author chain N; PDBConstruct 1–22; UniProt 68–89 Author chain P; PDBConstruct 1–22; UniProt 68–89 Author chain R; PDBConstruct 1–22; UniProt 68–89 Author chain T; PDBConstruct 1–22; UniProt 68–89

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 7m5c

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7m5c
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7m5c
Deposition date deposition_date2021-03-23
Structure title titleCrystal Structure of human BAK in complex with WT BAK BH3 peptide
Keywords keywordsprotein-peptide complex, APOPTOSIS; APOPTOSIS
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier41.09
Radius of gyration Rg (electron density) rg_electron40.25
Forward intensity I(0) i0583804000.00
Molecular weight molecular_weight191860.0 kDa
Excluded volume excluded_volume237130 ų
Envelope volume envelope_volume326240 ų
Hydration-shell volume shell_volume66849 ų
Envelope diameter envelope_diameter130.3
Shell Rg shell_rg46.78
Envelope Rg envelope_rg39.31
Shape Rg shape_rg40.22
Total Rg total_rg40.68
Total atoms total_atoms13519
Residues n_residues1688
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 dmax127.4
Rg (real space) rg_real40.89
Rg uncertainty (real space) rg_real_error0.76
I(0) (real space) i0_real5.8380e+08
I(0) uncertainty (real space) i0_real_error9.5030e+06
Rg (reciprocal space) rg_reciprocal41.09
I(0) (reciprocal space) i0_reciprocal583900000.0000
Solution quality estimate total_estimate0.6001
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary53.6
Skewness Skewness skewness0.096
Kurtosis Kurtosis kurtosis-0.461
Angular range angular_range— – 0.1900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha42020000.0000
Real-space data points n_real_points39
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.895; Stabil: 1.000; Sysdev: 0.046; Positv: 1.000; Valcen: 0.974; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 10 domains

CATH v4.4 (10 domains)

Domain ID domain_id7m5cA01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id7m5cC01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id7m5cE01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id7m5cG01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id7m5cI01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id7m5cK01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id7m5cM01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id7m5cO01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id7m5cQ01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id7m5cS01
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)