5b4w

Crystal structure of Plexin inhibitor complex

Method: X-RAY DIFFRACTION Dmax: 186.4 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 heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 20–535 Fragment:UNP residues 20-535 Synthesized cyclic peptide × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.2;293 K;0.1M tri-sodium citrate, 13% PEG 8000 Resolution 2.60 Å R-free 0.265
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 20–535 Fragment:UNP residues 20-535 Synthesized cyclic peptide × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.2;293 K;0.1M tri-sodium citrate, 13% PEG 8000 Resolution 2.60 Å R-free 0.265
3 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 20–535 Fragment:UNP residues 20-535 Synthesized cyclic peptide × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.2;293 K;0.1M tri-sodium citrate, 13% PEG 8000 Resolution 2.60 Å R-free 0.265
4 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain D; UniProt 20–535 Fragment:UNP residues 20-535 Synthesized cyclic peptide × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.2;293 K;0.1M tri-sodium citrate, 13% PEG 8000 Resolution 2.60 Å R-free 0.265
5 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain E; UniProt 20–535 Fragment:UNP residues 20-535 Synthesized cyclic peptide × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.2;293 K;0.1M tri-sodium citrate, 13% PEG 8000 Resolution 2.60 Å R-free 0.265
6 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain F; UniProt 20–535 Fragment:UNP residues 20-535 Synthesized cyclic peptide × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.2;293 K;0.1M tri-sodium citrate, 13% PEG 8000 Resolution 2.60 Å R-free 0.265

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 19 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 33–548; UniProt 20–535 Author chain B; PDBConstruct 33–548; UniProt 20–535 Author chain C; PDBConstruct 33–548; UniProt 20–535 Author chain D; PDBConstruct 33–548; UniProt 20–535 Author chain E; PDBConstruct 33–548; UniProt 20–535 Author chain F; PDBConstruct 33–548; 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 5b4w

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5b4w
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5b4w
Deposition date deposition_date2016-04-19
Structure title titleCrystal structure of Plexin inhibitor complex
Keywords keywordsPlexin, Inhibitor, 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_guinier52.71
Radius of gyration Rg (electron density) rg_electron52.78
Forward intensity I(0) i01353740000.00
Molecular weight molecular_weight300720.0 kDa
Excluded volume excluded_volume373610 ų
Envelope volume envelope_volume532610 ų
Hydration-shell volume shell_volume87115 ų
Envelope diameter envelope_diameter182.2
Shell Rg shell_rg53.50
Envelope Rg envelope_rg51.64
Shape Rg shape_rg52.77
Total Rg total_rg52.82
Total atoms total_atoms21187
Residues n_residues2752
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 dmax186.4
Rg (real space) rg_real52.83
Rg uncertainty (real space) rg_real_error2.22
I(0) (real space) i0_real1.3540e+09
I(0) uncertainty (real space) i0_real_error2.6640e+07
Rg (reciprocal space) rg_reciprocal52.61
I(0) (reciprocal space) i0_reciprocal1353000000.0000
Solution quality estimate total_estimate0.8666
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary62.1
Skewness Skewness skewness0.392
Kurtosis Kurtosis kurtosis-0.361
Angular range angular_range— – 0.1500 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha145300000.0000
Real-space data points n_real_points31
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.811; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.996; Smooth: 0.832

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 7 domains

CATH v4.4 (7 domains)

Domain ID domain_id5b4wA00
Class class2 — Mainly Beta
Architecture architecture130 — 7 Propeller
Topology topology10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily10 — YVTN repeat-like/Quinoprotein amine dehydrogenase
Domain ID domain_id5b4wB00
Class class2 — Mainly Beta
Architecture architecture130 — 7 Propeller
Topology topology10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily10 — YVTN repeat-like/Quinoprotein amine dehydrogenase
Domain ID domain_id5b4wC00
Class class2 — Mainly Beta
Architecture architecture130 — 7 Propeller
Topology topology10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily10 — YVTN repeat-like/Quinoprotein amine dehydrogenase
Domain ID domain_id5b4wD00
Class class2 — Mainly Beta
Architecture architecture130 — 7 Propeller
Topology topology10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily10 — YVTN repeat-like/Quinoprotein amine dehydrogenase
Domain ID domain_id5b4wE01
Class class2 — Mainly Beta
Architecture architecture130 — 7 Propeller
Topology topology10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily10 — YVTN repeat-like/Quinoprotein amine dehydrogenase
Domain ID domain_id5b4wE02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1680 — ligand-binding face of the semaphorins, domain 2
Homologous superfamily homologous superfamily10 — ligand-binding face of the semaphorins, domain 2
Domain ID domain_id5b4wF00
Class class2 — Mainly Beta
Architecture architecture130 — 7 Propeller
Topology topology10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily10 — YVTN repeat-like/Quinoprotein amine dehydrogenase

8. Citations (1)

9. Files and Curves (10)