5k94

Deletion-Insertion Chimera of MBP with the Preprotein Cross-Linking Domain of the SecA ATPase

Method: X-RAY DIFFRACTION Dmax: 129.3 Å Quality: GOOD

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

Maltose-binding periplasmic protein,Protein translocase subunit SecA,Maltose-binding periplasmic protein

Escherichia coli O157:H7

UniProt P0AEY0

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 27–197 Chain A; UniProt 202–396 Not recorded B3P 2-[3-(2-HYDROXY-1,1-DIHYDROXYMETHYL-ETHYLAMINO)-PROPYLAMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;293 K;50 mM PCB buffer (Qiagen; sodium propionate, sodium cacodylate, bis-tris propane), pH 7.0; 19.5 % PEG 1500; 10% glycerol; 28 mg/mL protein concentration Resolution 2.10 Å R-free 0.230
2 Insufficient information Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 27–197 Chain B; UniProt 202–396 Not recorded B3P 2-[3-(2-HYDROXY-1,1-DIHYDROXYMETHYL-ETHYLAMINO)-PROPYLAMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;293 K;50 mM PCB buffer (Qiagen; sodium propionate, sodium cacodylate, bis-tris propane), pH 7.0; 19.5 % PEG 1500; 10% glycerol; 28 mg/mL protein concentration Resolution 2.10 Å R-free 0.230

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.

109 other PDB entries and 147 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MALE_ECO57
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–173; UniProt 27–197 Author chain A; PDBConstruct 314–508; UniProt 202–396 Author chain B; PDBConstruct 3–173; UniProt 27–197 Author chain B; PDBConstruct 314–508; UniProt 202–396

Maltose-binding periplasmic protein,Protein translocase subunit SecA,Maltose-binding periplasmic protein

Escherichia coli O157:H7

UniProt Q8X996

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 229–368 Not recorded B3P 2-[3-(2-HYDROXY-1,1-DIHYDROXYMETHYL-ETHYLAMINO)-PROPYLAMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;293 K;50 mM PCB buffer (Qiagen; sodium propionate, sodium cacodylate, bis-tris propane), pH 7.0; 19.5 % PEG 1500; 10% glycerol; 28 mg/mL protein concentration Resolution 2.10 Å R-free 0.230
2 Insufficient information Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 229–368 Not recorded B3P 2-[3-(2-HYDROXY-1,1-DIHYDROXYMETHYL-ETHYLAMINO)-PROPYLAMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;293 K;50 mM PCB buffer (Qiagen; sodium propionate, sodium cacodylate, bis-tris propane), pH 7.0; 19.5 % PEG 1500; 10% glycerol; 28 mg/mL protein concentration Resolution 2.10 Å R-free 0.230

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.

No other PDB entry for the same UniProt protein was found.

View Construct and Data Evidence
UniProt name SECA_ECO57
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 174–313; UniProt 229–368 Author chain B; PDBConstruct 174–313; UniProt 229–368

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 5k94

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5k94
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5k94
Deposition date deposition_date2016-05-31
Structure title titleDeletion-Insertion Chimera of MBP with the Preprotein Cross-Linking Domain of the SecA ATPase
Keywords keywordspreprotein translocase, SecA, preprotein cross-linking domain, PPXD, MBP chimera, PROTEIN TRANSPORT; PROTEIN TRANSPORT
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier37.19
Radius of gyration Rg (electron density) rg_electron37.11
Forward intensity I(0) i0190040000.00
Molecular weight molecular_weight112990.0 kDa
Excluded volume excluded_volume142150 ų
Envelope volume envelope_volume185000 ų
Hydration-shell volume shell_volume43526 ų
Envelope diameter envelope_diameter140.8
Shell Rg shell_rg41.13
Envelope Rg envelope_rg36.57
Shape Rg shape_rg37.07
Total Rg total_rg37.51
Total atoms total_atoms7974
Residues n_residues1012
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 dmax129.3
Rg (real space) rg_real37.39
Rg uncertainty (real space) rg_real_error1.17
I(0) (real space) i0_real1.9000e+08
I(0) uncertainty (real space) i0_real_error3.3370e+06
Rg (reciprocal space) rg_reciprocal37.27
I(0) (reciprocal space) i0_reciprocal190000000.0000
Solution quality estimate total_estimate0.8536
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary39.1
Skewness Skewness skewness0.472
Kurtosis Kurtosis kurtosis-0.190
Angular range angular_range— – 0.2150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha33560000.0000
Real-space data points n_real_points44
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.816; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.855; Smooth: 0.791

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)