4kpb

Crystal structure of cytochrome P450 BM-3 R47E mutant

Method: X-RAY DIFFRACTION Dmax: 104.5 Å Quality: GOOD

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

Cytochrome P450 BM-3

Bacillus megaterium

UniProt P14779

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 1–471 Fragment:UNP residues 1-471 Mutation:R47E HEM PROTOPORPHYRIN IX CONTAINING FE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;293 K;150 mM magnesium chloride, 100 mM MES, pH 6.0, 14% PEG3350, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 2.10 Å R-free 0.232
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 1–471 Fragment:UNP residues 1-471 Mutation:R47E HEM PROTOPORPHYRIN IX CONTAINING FE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;293 K;150 mM magnesium chloride, 100 mM MES, pH 6.0, 14% PEG3350, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 2.10 Å R-free 0.232

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.

168 other PDB entries and 310 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CPXB_BACME
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 24–494; UniProt 1–471 Author chain B; PDBConstruct 24–494; UniProt 1–471

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 4kpb

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4kpb
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id4kpb
Deposition date deposition_date2013-05-13
Structure title titleCrystal structure of cytochrome P450 BM-3 R47E mutant
Keywords keywordsheme-dependent stereospecific oxidation of substrates, OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier32.16
Radius of gyration Rg (electron density) rg_electron31.26
Forward intensity I(0) i0156411000.00
Molecular weight molecular_weight102220.0 kDa
Excluded volume excluded_volume128880 ų
Envelope volume envelope_volume158560 ų
Hydration-shell volume shell_volume41824 ų
Envelope diameter envelope_diameter108.3
Shell Rg shell_rg38.80
Envelope Rg envelope_rg31.16
Shape Rg shape_rg31.27
Total Rg total_rg31.88
Total atoms total_atoms7204
Residues n_residues884
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 dmax104.5
Rg (real space) rg_real32.13
Rg uncertainty (real space) rg_real_error0.72
I(0) (real space) i0_real1.5640e+08
I(0) uncertainty (real space) i0_real_error2.3490e+06
Rg (reciprocal space) rg_reciprocal32.15
I(0) (reciprocal space) i0_reciprocal156400000.0000
Solution quality estimate total_estimate0.8940
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary36.3
Skewness Skewness skewness0.312
Kurtosis Kurtosis kurtosis-0.468
Angular range angular_range— – 0.2450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha43920000.0000
Real-space data points n_real_points50
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.892; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.943

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd4kpba_
Class classa — All alpha proteins
Fold Fold folda.104 — Cytochrome P450
Superfamily Superfamily superfamilya.104.1 — Cytochrome P450
Family Family familya.104.1.1 — Cytochrome P450
Domain ID domain_idd4kpbb_
Class classa — All alpha proteins
Fold Fold folda.104 — Cytochrome P450
Superfamily Superfamily superfamilya.104.1 — Cytochrome P450
Family Family familya.104.1.1 — Cytochrome P450

CATH v4.4 (2 domains)

Domain ID domain_id4kpbA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology630 — Cytochrome p450
Homologous superfamily homologous superfamily10 — Cytochrome P450
Domain ID domain_id4kpbB00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology630 — Cytochrome p450
Homologous superfamily homologous superfamily10 — Cytochrome P450

8. Citations (1)

9. Files and Curves (10)