5zjt

Structure of AbdB/Exd complex bound to a 'Black14' DNA sequence

Method: X-RAY DIFFRACTION Dmax: 75.9 Å Quality: EXCELLENT

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

Homeobox protein abdominal-B

Drosophila melanogaster

UniProt P09087

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 Heteromer Protein × 2 DNA 2 PDB declaration: tetrameric(4) Consistent with all polymer counts Chain A; UniProt 369–452 Not recorded Homeobox protein extradenticle × 1 (P40427) ;DNA (5'-D(*GP*TP*CP*AP*TP*TP*TP*AP*TP*CP*AP*TP*GP*C)-3') ; × 1 ;DNA (5'-D(*GP*CP*AP*TP*GP*AP*TP*AP*AP*AP*TP*GP*AP*C)-3') ; × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;293 K;0.1M Sodium citrate pH 5.3, 25% PEG 3350 Resolution 2.40 Å R-free 0.276
2 Protein–DNA Monomer Protein × 1 DNA 2 PDB declaration: trimeric(3) Consistent with all polymer counts Chain E; UniProt 369–452 Not recorded ;DNA (5'-D(*GP*TP*CP*AP*TP*TP*TP*AP*TP*CP*AP*TP*GP*C)-3') ; × 1 ;DNA (5'-D(*GP*CP*AP*TP*GP*AP*TP*AP*AP*AP*TP*GP*AP*C)-3') ; × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;293 K;0.1M Sodium citrate pH 5.3, 25% PEG 3350 Resolution 2.40 Å R-free 0.276

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.

3 other PDB entries and 3 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ABDB_DROME
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–84; UniProt 369–452 Author chain E; PDBConstruct 1–84; UniProt 369–452

Homeobox protein extradenticle

Drosophila melanogaster

UniProt P40427

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 Heteromer Protein × 2 DNA 2 PDB declaration: tetrameric(4) Consistent with all polymer counts Chain B; UniProt 237–310 Not recorded Homeobox protein abdominal-B × 1 (P09087) ;DNA (5'-D(*GP*TP*CP*AP*TP*TP*TP*AP*TP*CP*AP*TP*GP*C)-3') ; × 1 ;DNA (5'-D(*GP*CP*AP*TP*GP*AP*TP*AP*AP*AP*TP*GP*AP*C)-3') ; × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;293 K;0.1M Sodium citrate pH 5.3, 25% PEG 3350 Resolution 2.40 Å R-free 0.276

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 10 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EXD_DROME
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–74; UniProt 237–310

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 5zjt

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id5zjt
Deposition date deposition_date2018-03-22
Structure title titleStructure of AbdB/Exd complex bound to a 'Black14' DNA sequence
Keywords keywordsAbdB, Exd, DNA, shape, specificity, Hox, Homeodomain, TRANSCRIPTION, 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_guinier24.72
Radius of gyration Rg (electron density) rg_electron24.01
Forward intensity I(0) i043351700.00
Molecular weight molecular_weight40227.0 kDa
Excluded volume excluded_volume45654 ų
Envelope volume envelope_volume62332 ų
Hydration-shell volume shell_volume22350 ų
Envelope diameter envelope_diameter77.8
Shell Rg shell_rg30.09
Envelope Rg envelope_rg23.65
Shape Rg shape_rg23.99
Total Rg total_rg24.66
Total atoms total_atoms2772
Residues n_residues249
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 dmax75.9
Rg (real space) rg_real24.70
Rg uncertainty (real space) rg_real_error0.56
I(0) (real space) i0_real4.3350e+07
I(0) uncertainty (real space) i0_real_error6.3590e+05
Rg (reciprocal space) rg_reciprocal24.71
I(0) (reciprocal space) i0_reciprocal43350000.0000
Solution quality estimate total_estimate0.9133
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary26.5
Skewness Skewness skewness0.237
Kurtosis Kurtosis kurtosis-0.639
Angular range angular_range— – 0.3200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3115000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.976; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.972; Smooth: 0.968

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

Domain ID domain_id5zjtA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily60 — Homeodomain-like
Domain ID domain_id5zjtB00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily60 — Homeodomain-like
Domain ID domain_id5zjtE00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily60 — Homeodomain-like

8. Citations (1)

9. Files and Curves (10)