4mpr

Benzoylformate Decarboxylase: Is the tetramer vital for activity?

Method: X-RAY DIFFRACTION Dmax: 78.2 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 Mutation:R141E CA CALCIUM ION × 12 TPP THIAMINE DIPHOSPHATE × 4 GOL GLYCEROL × 12 CL CHLORIDE ION × 4 NA SODIUM ION × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;298 K;0.1 M HEPES sodium, 22% v/v PEG400, 0.15 M calcium chloride, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 1.40 Å R-free 0.150

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 4mpr

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id4mpr
Deposition date deposition_date2013-09-13
Structure title titleBenzoylformate Decarboxylase: Is the tetramer vital for activity?
Keywords keywordsThDP-dependent, cytol, LYASE; LYASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier25.20
Radius of gyration Rg (electron density) rg_electron24.10
Forward intensity I(0) i054587000.00
Molecular weight molecular_weight56813.0 kDa
Excluded volume excluded_volume70814 ų
Envelope volume envelope_volume83054 ų
Hydration-shell volume shell_volume28543 ų
Envelope diameter envelope_diameter80.9
Shell Rg shell_rg31.65
Envelope Rg envelope_rg24.33
Shape Rg shape_rg24.10
Total Rg total_rg24.95
Total atoms total_atoms4012
Residues n_residues525
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 dmax78.2
Rg (real space) rg_real25.12
Rg uncertainty (real space) rg_real_error0.37
I(0) (real space) i0_real5.4590e+07
I(0) uncertainty (real space) i0_real_error7.0540e+05
Rg (reciprocal space) rg_reciprocal25.14
I(0) (reciprocal space) i0_reciprocal54590000.0000
Solution quality estimate total_estimate0.9104
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary28.5
Skewness Skewness skewness0.199
Kurtosis Kurtosis kurtosis-0.575
Angular range angular_range— – 0.3150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha10040000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.947; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.991

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd4mpra1
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_idd4mpra2
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_idd4mpra3
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_id4mprA01
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_id4mprA02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1220 — TPP-binding domain
Domain ID domain_id4mprA03
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)