1g2f

STRUCTURE OF A CYS2HIS2 ZINC FINGER/TATA BOX COMPLEX (TATAZF;CLONE #6)

Method: X-RAY DIFFRACTION Dmax: 106.7 Å Quality: REASONABLE

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

TATA BOX ZINC FINGER PROTEIN

Mus musculus

UniProt P08046

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–DNA Monomer Protein × 1 DNA 2 PDB declaration: trimeric(3) Consistent with all polymer counts Chain C; UniProt 333–421 Not recorded 5'-D(*GP*AP*CP*GP*CP*TP*AP*TP*AP*AP*AP*AP*GP*GP*AP*G)-3' × 1 5'-D(*TP*CP*CP*TP*TP*TP*TP*AP*TP*AP*GP*CP*GP*TP*CP*C)-3' × 1 ZN ZINC ION × 3 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8;298 K;PEG 400; NaCl; Bis-Tris Propane; CoCl2, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.00 Å R-free 0.263
2 Protein–DNA Monomer Protein × 1 DNA 2 PDB declaration: trimeric(3) Consistent with all polymer counts Chain F; UniProt 333–421 Not recorded 5'-D(*GP*AP*CP*GP*CP*TP*AP*TP*AP*AP*AP*AP*GP*GP*AP*G)-3' × 1 5'-D(*TP*CP*CP*TP*TP*TP*TP*AP*TP*AP*GP*CP*GP*TP*CP*C)-3' × 1 ZN ZINC ION × 3 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8;298 K;PEG 400; NaCl; Bis-Tris Propane; CoCl2, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.00 Å R-free 0.263

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.

15 other PDB entries and 18 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EGR1_MOUSE
Isoform
PDB entities 3
Chains and sequence ranges Author chain C; PDBConstruct 2–90; UniProt 333–421 Author chain F; PDBConstruct 2–90; UniProt 333–421

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 1g2f

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1g2f
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1g2f
Deposition date deposition_date2000-10-18
Structure title titleSTRUCTURE OF A CYS2HIS2 ZINC FINGER/TATA BOX COMPLEX (TATAZF;CLONE #6)
Keywords keywordsphage display, zinc finger-DNA complex, TATA box, Cys2His2, TRANSCRIPTION-DNA COMPLEX; TRANSCRIPTION/DNA
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier31.15
Radius of gyration Rg (electron density) rg_electron31.50
Forward intensity I(0) i049271300.00
Molecular weight molecular_weight40686.0 kDa
Excluded volume excluded_volume44549 ų
Envelope volume envelope_volume65993 ų
Hydration-shell volume shell_volume19370 ų
Envelope diameter envelope_diameter112.2
Shell Rg shell_rg34.69
Envelope Rg envelope_rg31.02
Shape Rg shape_rg31.45
Total Rg total_rg31.82
Total atoms total_atoms2753
Residues n_residues240
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 dmax106.7
Rg (real space) rg_real31.69
Rg uncertainty (real space) rg_real_error1.30
I(0) (real space) i0_real4.9270e+07
I(0) uncertainty (real space) i0_real_error8.2230e+05
Rg (reciprocal space) rg_reciprocal31.46
I(0) (reciprocal space) i0_reciprocal49260000.0000
Solution quality estimate total_estimate0.6711
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary20.9
Skewness Skewness skewness0.518
Kurtosis Kurtosis kurtosis-0.659
Angular range angular_range— – 0.2550 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha2649000.0000
Real-space data points n_real_points52
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.407; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.142; Smooth: 0.359

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1g2fc_
Class classk — Designed proteins
Fold Fold foldk.12 — Zinc finger design
Superfamily Superfamily superfamilyk.12.1 — Zinc finger design
Family Family familyk.12.1.1 — Zinc finger design
Domain ID domain_idd1g2ff_
Class classk — Designed proteins
Fold Fold foldk.12 — Zinc finger design
Superfamily Superfamily superfamilyk.12.1 — Zinc finger design
Family Family familyk.12.1.1 — Zinc finger design

CATH v4.4 (6 domains)

Domain ID domain_id1g2fC01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology160 — Double Stranded RNA Binding Domain
Homologous superfamily homologous superfamily60 — Classic Zinc Finger
Domain ID domain_id1g2fC02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology160 — Double Stranded RNA Binding Domain
Homologous superfamily homologous superfamily60 — Classic Zinc Finger
Domain ID domain_id1g2fC03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology160 — Double Stranded RNA Binding Domain
Homologous superfamily homologous superfamily60 — Classic Zinc Finger
Domain ID domain_id1g2fF01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology160 — Double Stranded RNA Binding Domain
Homologous superfamily homologous superfamily60 — Classic Zinc Finger
Domain ID domain_id1g2fF02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology160 — Double Stranded RNA Binding Domain
Homologous superfamily homologous superfamily60 — Classic Zinc Finger
Domain ID domain_id1g2fF03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology160 — Double Stranded RNA Binding Domain
Homologous superfamily homologous superfamily60 — Classic Zinc Finger

8. Citations (4)

9. Files and Curves (10)