2tun

CONFORMATIONAL CHANGES IN THE (ALA-84-VAL) MUTANT OF TUMOR NECROSIS FACTOR

Method: X-RAY DIFFRACTION Dmax: 104.3 Å Quality: GOOD

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

TUMOR NECROSIS FACTOR-ALPHA

Homo sapiens

UniProt P01375

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 × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 77–233 Chain B; UniProt 77–233 Chain C; UniProt 77–233 Chain D; UniProt 77–233 Chain E; UniProt 77–233 Chain F; UniProt 77–233 Mutation:A84V No other associated polymer X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 3.10 Å
2 Protein homooligomer Homooligomer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain D; UniProt 77–233 Chain E; UniProt 77–233 Chain F; UniProt 77–233 Mutation:A84V No other associated polymer X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 3.10 Å
3 Protein homooligomer Homooligomer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 77–233 Chain B; UniProt 77–233 Chain C; UniProt 77–233 Mutation:A84V No other associated polymer X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 3.10 Å

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.

49 other PDB entries and 96 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TNFA_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–157; UniProt 77–233 Author chain B; PDBConstruct 1–157; UniProt 77–233 Author chain C; PDBConstruct 1–157; UniProt 77–233 Author chain D; PDBConstruct 1–157; UniProt 77–233 Author chain E; PDBConstruct 1–157; UniProt 77–233 Author chain F; PDBConstruct 1–157; UniProt 77–233

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 2tun

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2tun
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2tun
Deposition date deposition_date1993-10-06
Structure title titleCONFORMATIONAL CHANGES IN THE (ALA-84-VAL) MUTANT OF TUMOR NECROSIS FACTOR
Keywords keywordsLYMPHOKINE; LYMPHOKINE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier32.34
Radius of gyration Rg (electron density) rg_electron31.51
Forward intensity I(0) i0149530000.00
Molecular weight molecular_weight100230.0 kDa
Excluded volume excluded_volume126710 ų
Envelope volume envelope_volume154950 ų
Hydration-shell volume shell_volume40490 ų
Envelope diameter envelope_diameter109.6
Shell Rg shell_rg38.81
Envelope Rg envelope_rg31.49
Shape Rg shape_rg31.48
Total Rg total_rg32.21
Total atoms total_atoms7086
Residues n_residues906
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 dmax104.3
Rg (real space) rg_real32.36
Rg uncertainty (real space) rg_real_error0.81
I(0) (real space) i0_real1.4950e+08
I(0) uncertainty (real space) i0_real_error2.4730e+06
Rg (reciprocal space) rg_reciprocal32.35
I(0) (reciprocal space) i0_reciprocal149500000.0000
Solution quality estimate total_estimate0.8178
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary36.2
Skewness Skewness skewness0.344
Kurtosis Kurtosis kurtosis-0.502
Angular range angular_range— – 0.2450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha37660000.0000
Real-space data points n_real_points50
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.881; Stabil: 0.997; Sysdev: 1.000; Positv: 1.000; Valcen: 0.992; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (1)

7. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

Domain ID domain_idd2tuna_
Class classb — All beta proteins
Fold Fold foldb.22 — TNF-like
Superfamily Superfamily superfamilyb.22.1 — TNF-like
Family Family familyb.22.1.1 — TNF-like
Domain ID domain_idd2tunb_
Class classb — All beta proteins
Fold Fold foldb.22 — TNF-like
Superfamily Superfamily superfamilyb.22.1 — TNF-like
Family Family familyb.22.1.1 — TNF-like
Domain ID domain_idd2tunc_
Class classb — All beta proteins
Fold Fold foldb.22 — TNF-like
Superfamily Superfamily superfamilyb.22.1 — TNF-like
Family Family familyb.22.1.1 — TNF-like
Domain ID domain_idd2tund_
Class classb — All beta proteins
Fold Fold foldb.22 — TNF-like
Superfamily Superfamily superfamilyb.22.1 — TNF-like
Family Family familyb.22.1.1 — TNF-like
Domain ID domain_idd2tune_
Class classb — All beta proteins
Fold Fold foldb.22 — TNF-like
Superfamily Superfamily superfamilyb.22.1 — TNF-like
Family Family familyb.22.1.1 — TNF-like
Domain ID domain_idd2tunf_
Class classb — All beta proteins
Fold Fold foldb.22 — TNF-like
Superfamily Superfamily superfamilyb.22.1 — TNF-like
Family Family familyb.22.1.1 — TNF-like

CATH v4.4 (6 domains)

Domain ID domain_id2tunA00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily40
Domain ID domain_id2tunB00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily40
Domain ID domain_id2tunC00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily40
Domain ID domain_id2tunD00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily40
Domain ID domain_id2tunE00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily40
Domain ID domain_id2tunF00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily40

8. Citations (5)

9. Files and Curves (10)