8qzf

Heme-domain BM3 mutant T268E

Method: X-RAY DIFFRACTION Dmax: 99.1 Å Quality: GOOD

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

Bifunctional cytochrome P450/NADPH--P450 reductase

Priestia 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 1–463 Chain B; UniProt 1–463 Mutation:T268E HEM PROTOPORPHYRIN IX CONTAINING FE × 2 IMD IMIDAZOLE × 2 TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 PEG DI(HYDROXYETHYL)ETHER × 1 GOL GLYCEROL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;289 K;(0.2 M magnesium chloride hexahydrate, 0.1 M Tris-HCl pH 8.5, 30% PEG 4000 Resolution 1.80 Å R-free 0.196

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_PRIM2
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–463; UniProt 1–463 Author chain B; PDBConstruct 1–463; UniProt 1–463

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 8qzf

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8qzf
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8qzf
Deposition date deposition_date2023-10-27
最后修订 last_revision2024-04-03
Structure title titleHeme-domain BM3 mutant T268E
Keywords keywordsCYP, cytochrome P450, BM3, CYP102A1, BM3 T268E, CYP102 T268E, OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier31.72
Radius of gyration Rg (electron density) rg_electron30.68
Forward intensity I(0) i0169247000.00
Molecular weight molecular_weight105680.0 kDa
Excluded volume excluded_volume133000 ų
Envelope volume envelope_volume161190 ų
Hydration-shell volume shell_volume42883 ų
Envelope diameter envelope_diameter106.9
Shell Rg shell_rg38.61
Envelope Rg envelope_rg30.64
Shape Rg shape_rg30.69
Total Rg total_rg31.32
Total atoms total_atoms7447
Residues n_residues908
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 dmax99.1
Rg (real space) rg_real31.65
Rg uncertainty (real space) rg_real_error0.69
I(0) (real space) i0_real1.6920e+08
I(0) uncertainty (real space) i0_real_error2.8370e+06
Rg (reciprocal space) rg_reciprocal31.68
I(0) (reciprocal space) i0_reciprocal169300000.0000
Solution quality estimate total_estimate0.8986
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary37.7
Skewness Skewness skewness0.288
Kurtosis Kurtosis kurtosis-0.443
Angular range angular_range— – 0.2500 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha44560000.0000
Real-space data points n_real_points51
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.932; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.884

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

8. Citations (1)

9. Files and Curves (10)