3QI8 | pdb_00003qi8

Evolved variant of cytochrome P450 (BM3, CYP102A1)

• PDB DOI: https://doi.org/10.2210/pdb3QI8/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Priestia megaterium
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2011-01-26 Released: 2011-05-04 
• Deposition Author(s): Rentmeister, A., Brown, T.R., Snow, C.D., Carbone, M.N., Arnold, F.H.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free: 
  0.274 (Depositor), 0.270 (DCC) 
• R-Value Work: 
  0.208 (Depositor), 0.200 (DCC) 
• R-Value Observed: 
  0.211 (Depositor) 

Starting Model: experimental

Literature

Engineered Bacterial Mimics of Human Drug Metabolizing Enzyme CYP2C9

Rentmeister, A., Brown, T.R., Snow, C.D., Carbone, M.N., Arnold, F.H.

(2011) ChemCatChem 

• DOI: https://doi.org/10.1002/cctc.201000452

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 109.55 kDa 
• Atom Count: 7,080 
• Modeled Residue Count: 876 
• Deposited Residue Count: 944 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Evolved Cytochrome P450 variant (22A3)	A [auth B], B [auth A]	472	Priestia megaterium	Mutation(s): 0  EC: 1.14.14.1

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
HEM	C [auth B], D [auth A]	PROTOPORPHYRIN IX CONTAINING FE C34 H32 Fe N4 O4 KABFMIBPWCXCRK-RGGAHWMASA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free:  0.274 (Depositor), 0.270 (DCC) 
• R-Value Work:  0.208 (Depositor), 0.200 (DCC) 
• R-Value Observed: 0.211 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 82.35	α = 90
b = 83.77	β = 90
c = 143.02	γ = 90

Software Package:

Software Name	Purpose
Blu-Ice	data collection
PHASER	phasing
PHENIX	refinement
MOSFLM	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-05-04 
Deposition Author(s): Rentmeister, A., Brown, T.R., Snow, C.D., Carbone, M.N., Arnold, F.H.

Revision History  

• Version 1.0: 2011-05-04
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2023-09-13
  Changes: Data collection, Database references, Derived calculations, Refinement description