8b3k

Crystal structure of human Plexin-B1 (20-535) in the unbound state

Method: X-RAY DIFFRACTION Dmax: 122.2 Å Quality: GOOD

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

Plexin-B1

Homo sapiens

UniProt O43157

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 20–535 Chain B; UniProt 20–535 Not recorded CD CADMIUM ION × 14 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 7.5;291 K;1.0 M sodium acetate, 0.2 M cadmium sulphate, 0.1 M HEPES, pH 7.5 Resolution 2.69 Å R-free 0.245

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.

11 other PDB entries and 24 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PLXB1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–516; UniProt 20–535 Author chain B; PDBConstruct 1–516; UniProt 20–535

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 8b3k

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8b3k
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8b3k
Deposition date deposition_date2022-09-16
Structure title titleCrystal structure of human Plexin-B1 (20-535) in the unbound state
Keywords keywordsreceptor, unbound, guidance, adherence, neurodevelopment, axonogenesis, SIGNALING PROTEIN; SIGNALING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier36.60
Radius of gyration Rg (electron density) rg_electron36.15
Forward intensity I(0) i0197227000.00
Molecular weight molecular_weight108020.0 kDa
Excluded volume excluded_volume132450 ų
Envelope volume envelope_volume174080 ų
Hydration-shell volume shell_volume41332 ų
Envelope diameter envelope_diameter124.4
Shell Rg shell_rg40.94
Envelope Rg envelope_rg35.91
Shape Rg shape_rg36.12
Total Rg total_rg36.56
Total atoms total_atoms7503
Residues n_residues984
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 dmax122.2
Rg (real space) rg_real36.75
Rg uncertainty (real space) rg_real_error0.95
I(0) (real space) i0_real1.9720e+08
I(0) uncertainty (real space) i0_real_error3.5020e+06
Rg (reciprocal space) rg_reciprocal36.66
I(0) (reciprocal space) i0_reciprocal197200000.0000
Solution quality estimate total_estimate0.8705
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary36.9
Skewness Skewness skewness0.397
Kurtosis Kurtosis kurtosis-0.474
Angular range angular_range— – 0.2150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha19130000.0000
Real-space data points n_real_points44
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.882; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.899; Smooth: 0.767

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)