1oke

Crystal structure of the dengue 2 virus envelope protein in complex with n-octyl-beta-D-glucoside

Method: X-RAY DIFFRACTION Dmax: 144.5 Å Quality: REASONABLE

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

MAJOR ENVELOPE PROTEIN E

DENGUE VIRUS TYPE 2

UniProt P12823

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Other combination Homooligomer Protein × 2 其他Polymer 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 281–674 Chain B; UniProt 281–674 Fragment:SOLUBLE ECTODOMAIN, RESIDUES 281-674 ;beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[beta-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose ; × 2 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 BOG octyl beta-D-glucopyranoside × 2 X-RAY DIFFRACTION X-ray crystallization conditions:pH 8.5;11% PEG 8K, 1M NACL, 0.1M TRIS/HCL PH 9.0, 20% GLYCEROL,0.5% OCTYLGLUCOSIDE Resolution 2.40 Å R-free 0.294

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.

9 other PDB entries and 23 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POLG_DEN2P
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–394; UniProt 281–674 Author chain B; PDBConstruct 1–394; UniProt 281–674

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 1oke

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1oke
Deposition date deposition_date2003-07-22
Structure title titleCrystal structure of the dengue 2 virus envelope protein in complex with n-octyl-beta-D-glucoside
Keywords keywordsVIRAL PROTEIN, MEMBRANE FUSION, FLAVIVIRUS, FUSION PEPTIDE, LOW-PH CONFORMATIONAL CHANGE, CLASS 2 FUSION PROTEIN; VIRAL PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier42.15
Radius of gyration Rg (electron density) rg_electron43.06
Forward intensity I(0) i0123835000.00
Molecular weight molecular_weight89954.0 kDa
Excluded volume excluded_volume112630 ų
Envelope volume envelope_volume153760 ų
Hydration-shell volume shell_volume34135 ų
Envelope diameter envelope_diameter154.1
Shell Rg shell_rg40.28
Envelope Rg envelope_rg42.93
Shape Rg shape_rg43.06
Total Rg total_rg42.88
Total atoms total_atoms6290
Residues n_residues788
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 dmax144.5
Rg (real space) rg_real42.81
Rg uncertainty (real space) rg_real_error1.89
I(0) (real space) i0_real1.2380e+08
I(0) uncertainty (real space) i0_real_error2.3720e+06
Rg (reciprocal space) rg_reciprocal42.15
I(0) (reciprocal space) i0_reciprocal123700000.0000
Solution quality estimate total_estimate0.7331
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary31.2
Skewness Skewness skewness0.628
Kurtosis Kurtosis kurtosis-0.360
Angular range angular_range— – 0.1850 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha7488000.0000
Real-space data points n_real_points38
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.602; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.453; Smooth: 0.267

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd1okea1
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.18 — E set domains
Family Family familyb.1.18.4 — Class II viral fusion proteins C-terminal domain
Domain ID domain_idd1okea2
Class classf — Membrane and cell surface proteins and peptides
Fold Fold foldf.10 — Viral glycoprotein, central and dimerisation domains
Superfamily Superfamily superfamilyf.10.1 — Viral glycoprotein, central and dimerisation domains
Family Family familyf.10.1.1 — Viral glycoprotein, central and dimerisation domains
Domain ID domain_idd1okeb1
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.18 — E set domains
Family Family familyb.1.18.4 — Class II viral fusion proteins C-terminal domain
Domain ID domain_idd1okeb2
Class classf — Membrane and cell surface proteins and peptides
Fold Fold foldf.10 — Viral glycoprotein, central and dimerisation domains
Superfamily Superfamily superfamilyf.10.1 — Viral glycoprotein, central and dimerisation domains
Family Family familyf.10.1.1 — Viral glycoprotein, central and dimerisation domains

CATH v4.4 (8 domains)

Domain ID domain_id1okeA01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology98 — Tick-borne Encephalitis virus Glycoprotein; domain 1
Homologous superfamily homologous superfamily10 — Tick-borne Encephalitis virus Glycoprotein, domain 1
Domain ID domain_id1okeA02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology67 — Viral Envelope Glycoprotein; domain 2
Homologous superfamily homologous superfamily10 — Viral Envelope Glycoprotein, domain 2
Domain ID domain_id1okeA03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology387 — Viral Envelope Glycoprotein; domain 3
Homologous superfamily homologous superfamily10 — Viral Envelope Glycoprotein, domain 3
Domain ID domain_id1okeA04
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily350
Domain ID domain_id1okeB01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology98 — Tick-borne Encephalitis virus Glycoprotein; domain 1
Homologous superfamily homologous superfamily10 — Tick-borne Encephalitis virus Glycoprotein, domain 1
Domain ID domain_id1okeB02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology67 — Viral Envelope Glycoprotein; domain 2
Homologous superfamily homologous superfamily10 — Viral Envelope Glycoprotein, domain 2
Domain ID domain_id1okeB03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology387 — Viral Envelope Glycoprotein; domain 3
Homologous superfamily homologous superfamily10 — Viral Envelope Glycoprotein, domain 3
Domain ID domain_id1okeB04
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily350

8. Citations (2)

9. Files and Curves (10)