4qel

Crystal Structure of Benzoylformate Decarboxylase Mutant H70A

Method: X-RAY DIFFRACTION Dmax: 78.0 Å Quality: EXCELLENT

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

Benzoylformate decarboxylase

Pseudomonas putida

UniProt P20906

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 1–528 Fragment:benzoylformate decarboxylase Mutation:H70A CA CALCIUM ION × 12 CL CHLORIDE ION × 4 MG MAGNESIUM ION × 4 TZD 2-{3-[(4-AMINO-2-METHYLPYRIMIDIN-5-YL)METHYL]-4-METHYL-2-OXO-2,3-DIHYDRO-1,3-THIAZOL-5-YL}ETHYL TRIHYDROGEN DIPHOSPHATE × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.5;298 K;100 mM TRIS , 22% PEG400, 150 mM CaCl2, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 1.43 Å R-free 0.158

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.

48 other PDB entries and 51 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MDLC_PSEPU
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–528; UniProt 1–528

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 4qel

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4qel
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4qel
Deposition date deposition_date2014-05-16
Structure title titleCrystal Structure of Benzoylformate Decarboxylase Mutant H70A
Keywords keywordsThDP-dependent decarboxylase, lyase; LYASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier25.15
Radius of gyration Rg (electron density) rg_electron24.06
Forward intensity I(0) i054054500.00
Molecular weight molecular_weight56419.0 kDa
Excluded volume excluded_volume70286 ų
Envelope volume envelope_volume82425 ų
Hydration-shell volume shell_volume28391 ų
Envelope diameter envelope_diameter81.1
Shell Rg shell_rg31.55
Envelope Rg envelope_rg24.29
Shape Rg shape_rg24.05
Total Rg total_rg24.92
Total atoms total_atoms3961
Residues n_residues524
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 dmax78.0
Rg (real space) rg_real25.07
Rg uncertainty (real space) rg_real_error0.39
I(0) (real space) i0_real5.4050e+07
I(0) uncertainty (real space) i0_real_error7.3530e+05
Rg (reciprocal space) rg_reciprocal25.09
I(0) (reciprocal space) i0_reciprocal54060000.0000
Solution quality estimate total_estimate0.9099
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary28.5
Skewness Skewness skewness0.203
Kurtosis Kurtosis kurtosis-0.568
Angular range angular_range— – 0.3150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha10240000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.946; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.987

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd4qela1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.36 — Thiamin diphosphate-binding fold (THDP-binding)
Superfamily Superfamily superfamilyc.36.1 — Thiamin diphosphate-binding fold (THDP-binding)
Family Family familyc.36.1.0 — automated matches
Domain ID domain_idd4qela2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.31 — DHS-like NAD/FAD-binding domain
Superfamily Superfamily superfamilyc.31.1 — DHS-like NAD/FAD-binding domain
Family Family familyc.31.1.3 — Pyruvate oxidase and decarboxylase, middle domain
Domain ID domain_idd4qela3
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.36 — Thiamin diphosphate-binding fold (THDP-binding)
Superfamily Superfamily superfamilyc.36.1 — Thiamin diphosphate-binding fold (THDP-binding)
Family Family familyc.36.1.0 — automated matches

CATH v4.4 (3 domains)

Domain ID domain_id4qelA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily970 — Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains
Domain ID domain_id4qelA02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1220 — TPP-binding domain
Domain ID domain_id4qelA03
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily970 — Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains

8. Citations (1)

9. Files and Curves (10)