8q2f

Cytochrome P450 BM3 aMOx-A heme domain

Method: X-RAY DIFFRACTION Dmax: 240.9 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 1–464 Chain B; UniProt 1–464 Mutation:;A44M, S72H, M77E, A78I, A82C, A87A, T88L, S89V, P142A, I174V, T175I, A184V, M212F, S226R, D232C, H236Q, E252G, Y256D, T269L, A290V, G315D, A328S, L353V, I366V, T372M, T436H ; HEM PROTOPORPHYRIN IX CONTAINING FE × 2 GOL GLYCEROL × 6 ACT ACETATE ION × 6 SO4 SULFATE ION × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5.5;293 K;reservoir solution: 2.4 M ammonium sulfate, 0.1 M MES pH 5.5, 5 mM magnesium acetate; protein solution: 9 mg/ml in 20 mM Tris pH 7.5, 200 mM NaCl; drop size: 200 nl protein + 100 nl reservoir Resolution 3.43 Å R-free 0.226
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 1–464 Chain D; UniProt 1–464 Mutation:;A44M, S72H, M77E, A78I, A82C, A87A, T88L, S89V, P142A, I174V, T175I, A184V, M212F, S226R, D232C, H236Q, E252G, Y256D, T269L, A290V, G315D, A328S, L353V, I366V, T372M, T436H ; HEM PROTOPORPHYRIN IX CONTAINING FE × 2 GOL GLYCEROL × 1 ACT ACETATE ION × 3 SO4 SULFATE ION × 7 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5.5;293 K;reservoir solution: 2.4 M ammonium sulfate, 0.1 M MES pH 5.5, 5 mM magnesium acetate; protein solution: 9 mg/ml in 20 mM Tris pH 7.5, 200 mM NaCl; drop size: 200 nl protein + 100 nl reservoir Resolution 3.43 Å R-free 0.226
3 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain E; UniProt 1–464 Chain F; UniProt 1–464 Mutation:;A44M, S72H, M77E, A78I, A82C, A87A, T88L, S89V, P142A, I174V, T175I, A184V, M212F, S226R, D232C, H236Q, E252G, Y256D, T269L, A290V, G315D, A328S, L353V, I366V, T372M, T436H ; HEM PROTOPORPHYRIN IX CONTAINING FE × 2 GOL GLYCEROL × 6 ACT ACETATE ION × 5 SO4 SULFATE ION × 3 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5.5;293 K;reservoir solution: 2.4 M ammonium sulfate, 0.1 M MES pH 5.5, 5 mM magnesium acetate; protein solution: 9 mg/ml in 20 mM Tris pH 7.5, 200 mM NaCl; drop size: 200 nl protein + 100 nl reservoir Resolution 3.43 Å R-free 0.226

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 309 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 1–464; UniProt 1–464 Author chain B; PDBConstruct 1–464; UniProt 1–464 Author chain C; PDBConstruct 1–464; UniProt 1–464 Author chain D; PDBConstruct 1–464; UniProt 1–464 Author chain E; PDBConstruct 1–464; UniProt 1–464 Author chain F; PDBConstruct 1–464; UniProt 1–464

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 8q2f

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8q2f
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8q2f
Deposition date deposition_date2023-08-02
最后修订 last_revision2025-01-15
Structure title titleCytochrome P450 BM3 aMOx-A heme domain
Keywords keywordsCytochrome P450 monooxygenase, Anti-Markovnikov oxygenase, OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier64.65
Radius of gyration Rg (electron density) rg_electron65.33
Forward intensity I(0) i01447400000.00
Molecular weight molecular_weight322770.0 kDa
Excluded volume excluded_volume405200 ų
Envelope volume envelope_volume604550 ų
Hydration-shell volume shell_volume83780 ų
Envelope diameter envelope_diameter229.1
Shell Rg shell_rg56.66
Envelope Rg envelope_rg64.05
Shape Rg shape_rg65.32
Total Rg total_rg65.15
Total atoms total_atoms22690
Residues n_residues2757
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 dmax240.9
Rg (real space) rg_real65.40
Rg uncertainty (real space) rg_real_error2.66
I(0) (real space) i0_real1.4480e+09
I(0) uncertainty (real space) i0_real_error3.1270e+07
Rg (reciprocal space) rg_reciprocal64.04
I(0) (reciprocal space) i0_reciprocal1444000000.0000
Solution quality estimate total_estimate0.8105
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary80.3
Skewness Skewness skewness0.439
Kurtosis Kurtosis kurtosis-0.400
Angular range angular_range— – 0.1200 −1
Current regularization parameter α current_alpha0.0076
Highest regularization parameter α highest_alpha46480000.0000
Real-space data points n_real_points25
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.662; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.790; Smooth: 0.758

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (2)

9. Files and Curves (10)