1r2i

Human Bcl-XL containing a Phe to Leu mutation at position 146

Method: X-RAY DIFFRACTION Dmax: 48.6 Å Quality: GOOD

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

Apoptosis regulator Bcl-X

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 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 1–211 Fragment:Bcl-XL Mutation:F146L No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.5;277 K;1.9M Ammonium Sulfate, 50mM Sodium Citrate, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.00 Å R-free 0.235

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 BCLX_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–211; UniProt 1–211

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 1r2i

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1r2i
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1r2i
Deposition date deposition_date2003-09-26
Structure title titleHuman Bcl-XL containing a Phe to Leu mutation at position 146
Keywords keywordsApoptosis, monomeric, alpha-helical, mutation; APOPTOSIS
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier15.81
Radius of gyration Rg (electron density) rg_electron14.20
Forward intensity I(0) i05066440.00
Molecular weight molecular_weight16139.0 kDa
Excluded volume excluded_volume20176 ų
Envelope volume envelope_volume22243 ų
Hydration-shell volume shell_volume13171 ų
Envelope diameter envelope_diameter47.9
Shell Rg shell_rg20.11
Envelope Rg envelope_rg14.41
Shape Rg shape_rg14.18
Total Rg total_rg15.42
Total atoms total_atoms1143
Residues n_residues143
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 dmax48.6
Rg (real space) rg_real15.68
Rg uncertainty (real space) rg_real_error0.27
I(0) (real space) i0_real5.0660e+06
I(0) uncertainty (real space) i0_real_error5.9740e+04
Rg (reciprocal space) rg_reciprocal15.69
I(0) (reciprocal space) i0_reciprocal5066000.0000
Solution quality estimate total_estimate0.8918
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary21.5
Skewness Skewness skewness0.029
Kurtosis Kurtosis kurtosis-0.417
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1002000.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.876; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.977; Smooth: 0.985

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1r2ia_
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

CATH v4.4 (1 domains)

Domain ID domain_id1r2iA00
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)