1u3z

Crystal structure of MLAC mutant of dimerisation domain of NF-kB p50 transcription factor

Method: X-RAY DIFFRACTION Dmax: 48.9 Å Quality: GOOD

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

Nuclear factor NF-kappa-B p105 subunit

Mus musculus

UniProt P25799

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 245–350 Fragment:dimerization domain Mutation:Y267M, V310C No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;292 K;PEG 8000, ammonium sulphate, cacodylate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 292K Resolution 1.90 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.

20 other PDB entries and 26 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NFKB1_MOUSE
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–106; UniProt 245–350

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 1u3z

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1u3z
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1u3z
Deposition date deposition_date2004-07-23
Structure title titleCrystal structure of MLAC mutant of dimerisation domain of NF-kB p50 transcription factor
Keywords keywordsTRANSCRIPTION FACTOR; NF-KB; DIMERIZATION DOMAIN; INTERTWINED FOLDING, TRANSCRIPTION; TRANSCRIPTION
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier14.94
Radius of gyration Rg (electron density) rg_electron13.59
Forward intensity I(0) i02925990.00
Molecular weight molecular_weight11935.0 kDa
Excluded volume excluded_volume14940 ų
Envelope volume envelope_volume16840 ų
Hydration-shell volume shell_volume10815 ų
Envelope diameter envelope_diameter48.8
Shell Rg shell_rg18.94
Envelope Rg envelope_rg13.99
Shape Rg shape_rg13.55
Total Rg total_rg14.88
Total atoms total_atoms840
Residues n_residues104
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 dmax48.9
Rg (real space) rg_real14.90
Rg uncertainty (real space) rg_real_error0.26
I(0) (real space) i0_real2.9260e+06
I(0) uncertainty (real space) i0_real_error3.2850e+04
Rg (reciprocal space) rg_reciprocal14.90
I(0) (reciprocal space) i0_reciprocal2926000.0000
Solution quality estimate total_estimate0.8840
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary17.9
Skewness Skewness skewness0.279
Kurtosis Kurtosis kurtosis-0.264
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha592900.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.849; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.943

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_idd1u3za_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.18 — E set domains
Family Family familyb.1.18.1 — NF-kappa-B/REL/DORSAL transcription factors, C-terminal domain

CATH v4.4 (1 domains)

Domain ID domain_id1u3zA00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins

8. Citations (1)

9. Files and Curves (10)