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9wmb

crystal structure of a P450 BM3 heme domain mutant in complex with Zearalenone

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Bifunctional cytochrome P450/NADPH--P450 reductase

Priestia megaterium (strain NBRC 15308)

UniProt P14779

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 PROTOPORPHYRIN IX CONTAINING FE × 1 (3S,11E)-14,16-dihydroxy-3-methyl-3,4,5,6,9,10-hexahydro-1H-2-benzoxacyclotetradecine-1,7(8H)-dione × 1 water × 1 Consistent with protein count
2 Protein monomer Monomer Protein 1 PROTOPORPHYRIN IX CONTAINING FE × 1 (3S,11E)-14,16-dihydroxy-3-methyl-3,4,5,6,9,10-hexahydro-1H-2-benzoxacyclotetradecine-1,7(8H)-dione × 1 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 water × 1 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1bu7 1bu7 1fag 1fag 1fag 1fag 1fah 1fah 1jpz 1jpz 1smi 1smi

266 assemblies; showing the first 12

Homodimer
1jme 1p0v 1p0w 1p0x 4dql 5b2u 5b2v 5b2w 5b2x 5b2y 5dyp 5dyz

36 assemblies; showing the first 12

Homotetramer
3hf2 5zis

2 assemblies

Other homooligomers
1bvy 4wg2 5jqu 5jqv

4 assemblies

Heteromeric or nucleic-acid complex
7y0s 7y0t 7y0u 9uxz

4 assemblies

View Construct and Data Evidence
UniProt name CPXB_PRIM2
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–455； UniProt 2–456 Author chain B； PDBConstruct 1–455； UniProt 2–456

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.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id9wmb
Deposition date deposition_date2025-09-03
Last revision last_revision2026-03-18
Structure title titlecrystal structure of a P450 BM3 heme domain mutant in complex with Zearalenone
Keywords keywordsHeme, P450, Metal-binding, OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION
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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

9wmb__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

9wmb__assembly_2__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

9wmb__assembly_2__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg（Guinier）23.35 Å
Rg (electron density)21.95 Å
Total Rg22.88 Å
Atom count3712
Residues451
Excluded volume66264 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 9wmb__assembly_1__model_1 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 9wmb__assembly_2__model_1 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (5)

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7. Citations (1)