1p0x

F393Y mutant heme domain of flavocytochrome P450 BM3

Method: X-RAY DIFFRACTION Dmax: 103.4 Å Quality: GOOD

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

Bifunctional P-450:NADPH-P450 reductase

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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 1–455 Chain B; UniProt 1–455 Fragment:Heme domain, residues 1-455 of SWS P14779 Mutation:F393Y HEM PROTOPORPHYRIN IX CONTAINING FE × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;277 K;PEG 8000, PIPES, MAGNESIUM SULFATE, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.00 Å R-free 0.237

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 311 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 1–455; UniProt 1–455 Author chain B; PDBConstruct 1–455; UniProt 1–455

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 1p0x

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1p0x
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1p0x
Deposition date deposition_date2003-04-11
Structure title titleF393Y mutant heme domain of flavocytochrome P450 BM3
Keywords keywordscytochrome P450, fatty acid hydroxylase, monooxygenase, OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier32.17
Radius of gyration Rg (electron density) rg_electron31.29
Forward intensity I(0) i0155256000.00
Molecular weight molecular_weight101680.0 kDa
Excluded volume excluded_volume128130 ų
Envelope volume envelope_volume159000 ų
Hydration-shell volume shell_volume41907 ų
Envelope diameter envelope_diameter108.8
Shell Rg shell_rg38.79
Envelope Rg envelope_rg31.15
Shape Rg shape_rg31.30
Total Rg total_rg31.88
Total atoms total_atoms7169
Residues n_residues889
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 dmax103.4
Rg (real space) rg_real32.14
Rg uncertainty (real space) rg_real_error0.62
I(0) (real space) i0_real1.5530e+08
I(0) uncertainty (real space) i0_real_error2.3020e+06
Rg (reciprocal space) rg_reciprocal32.16
I(0) (reciprocal space) i0_reciprocal155300000.0000
Solution quality estimate total_estimate0.8967
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary38.0
Skewness Skewness skewness0.303
Kurtosis Kurtosis kurtosis-0.476
Angular range angular_range— – 0.2450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha43770000.0000
Real-space data points n_real_points50
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.909; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.925

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_idd1p0xa_
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_idd1p0xb_
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_id1p0xA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology630 — Cytochrome p450
Homologous superfamily homologous superfamily10 — Cytochrome P450
Domain ID domain_id1p0xB00
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)