4duf

cytochrome P450 BM3h-2G9 MRI sensor bound to serotonin

Method: X-RAY DIFFRACTION Dmax: 154.1 Å Quality: GOOD

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

cytochrome P450 BM3 variant 2G9

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 2–464 Fragment:heme domain, residues 1-465 Mutation:R51C, F87L, T268A, T438L HEM PROTOPORPHYRIN IX CONTAINING FE × 1 SRO SEROTONIN × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5.5;300 K;0.1 M sodium cacadylate, pH 5.5, 0.14 M Ca(Ac)2, 14 % PEG 8000, VAPOR DIFFUSION, SITTING DROP, temperature 300K Resolution 1.80 Å R-free 0.203
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 2–464 Fragment:heme domain, residues 1-465 Mutation:R51C, F87L, T268A, T438L HEM PROTOPORPHYRIN IX CONTAINING FE × 1 SRO SEROTONIN × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5.5;300 K;0.1 M sodium cacadylate, pH 5.5, 0.14 M Ca(Ac)2, 14 % PEG 8000, VAPOR DIFFUSION, SITTING DROP, temperature 300K Resolution 1.80 Å R-free 0.203
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 2–464 Fragment:heme domain, residues 1-465 Mutation:R51C, F87L, T268A, T438L HEM PROTOPORPHYRIN IX CONTAINING FE × 1 SRO SEROTONIN × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5.5;300 K;0.1 M sodium cacadylate, pH 5.5, 0.14 M Ca(Ac)2, 14 % PEG 8000, VAPOR DIFFUSION, SITTING DROP, temperature 300K Resolution 1.80 Å R-free 0.203
4 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain D; UniProt 2–464 Fragment:heme domain, residues 1-465 Mutation:R51C, F87L, T268A, T438L HEM PROTOPORPHYRIN IX CONTAINING FE × 1 SRO SEROTONIN × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5.5;300 K;0.1 M sodium cacadylate, pH 5.5, 0.14 M Ca(Ac)2, 14 % PEG 8000, VAPOR DIFFUSION, SITTING DROP, temperature 300K Resolution 1.80 Å R-free 0.203

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 308 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 1–463; UniProt 2–464 Author chain B; PDBConstruct 1–463; UniProt 2–464 Author chain C; PDBConstruct 1–463; UniProt 2–464 Author chain D; PDBConstruct 1–463; UniProt 2–464

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 4duf

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4duf
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id4duf
Deposition date deposition_date2012-02-21
Structure title titlecytochrome P450 BM3h-2G9 MRI sensor bound to serotonin
Keywords keywordscytochrome P450, MRI contrast sensor, directed evolution, OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier44.71
Radius of gyration Rg (electron density) rg_electron44.57
Forward intensity I(0) i0629347000.00
Molecular weight molecular_weight211090.0 kDa
Excluded volume excluded_volume265740 ų
Envelope volume envelope_volume348640 ų
Hydration-shell volume shell_volume66907 ų
Envelope diameter envelope_diameter165.4
Shell Rg shell_rg48.01
Envelope Rg envelope_rg43.80
Shape Rg shape_rg44.56
Total Rg total_rg44.76
Total atoms total_atoms14872
Residues n_residues1824
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 dmax154.1
Rg (real space) rg_real44.87
Rg uncertainty (real space) rg_real_error1.43
I(0) (real space) i0_real6.2930e+08
I(0) uncertainty (real space) i0_real_error1.1760e+07
Rg (reciprocal space) rg_reciprocal44.71
I(0) (reciprocal space) i0_reciprocal629200000.0000
Solution quality estimate total_estimate0.8548
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary48.4
Skewness Skewness skewness0.453
Kurtosis Kurtosis kurtosis-0.147
Angular range angular_range— – 0.1750 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha172500000.0000
Real-space data points n_real_points36
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.821; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.934; Smooth: 0.711

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd4dufa_
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_idd4dufb_
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_idd4dufc_
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_idd4dufd_
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 (4 domains)

Domain ID domain_id4dufA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology630 — Cytochrome p450
Homologous superfamily homologous superfamily10 — Cytochrome P450
Domain ID domain_id4dufB00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology630 — Cytochrome p450
Homologous superfamily homologous superfamily10 — Cytochrome P450
Domain ID domain_id4dufC00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology630 — Cytochrome p450
Homologous superfamily homologous superfamily10 — Cytochrome P450
Domain ID domain_id4dufD00
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)