1R7I

HMG-CoA Reductase from P. mevalonii, native structure at 2.2 angstroms resolution.

• PDB DOI: https://doi.org/10.2210/pdb1R7I/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Pseudomonas sp. 'mevalonii
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2003-10-21 Released: 2003-11-11 
• Deposition Author(s): Watson, J.M., Steussy, C.N., Burgner, J.W., Lawrence, C.M., Tabernero, L., Rodwell, V.W., Stauffacher, C.V.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.21 Å
• R-Value Free: 
  0.270 (Depositor), 0.260 (DCC) 
• R-Value Work: 
  0.256 (Depositor), 0.250 (DCC) 
• R-Value Observed: 
  0.256 (Depositor) 

Literature

Structural Investigations of the Basis for Stereoselectivity from the Binary Complex of HMG-COA Reductase.

Watson, J.M., Steussy, C.N., Burgner, J.W., Lawrence, C.M., Tabernero, L., Rodwell, V.W., Stauffacher, C.V.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly 2  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Homo 6-mer - A6 

Biological assembly 2 generated by PISA (software)

Biological Assembly 3  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 3 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 91.75 kDa 
• Atom Count: 5,833 
• Modelled Residue Count: 747 
• Deposited Residue Count: 856 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
3-hydroxy-3-methylglutaryl-coenzyme A reductase	A, B	428	Pseudomonas sp. 'mevalonii	Mutation(s): 0  Gene Names: MVAA EC: 1.1.1.88
UniProt
Find proteins for P13702 (Pseudomonas mevalonii) Explore P13702  Go to UniProtKB:  P13702

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	C [auth A], D [auth A], G [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
GOL	E [auth A], F [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.21 Å
• R-Value Free:  0.270 (Depositor), 0.260 (DCC) 
• R-Value Work:  0.256 (Depositor), 0.250 (DCC) 
• R-Value Observed: 0.256 (Depositor) 

Space Group: I 4₁ 3 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 226.186	α = 90
b = 226.186	β = 90
c = 226.186	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2003-11-11 
Deposition Author(s): Watson, J.M., Steussy, C.N., Burgner, J.W., Lawrence, C.M., Tabernero, L., Rodwell, V.W., Stauffacher, C.V.

Revision History  

• Version 1.0: 2003-11-11
  Type: Initial release
  
• Version 1.1: 2008-04-29
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Non-polymer description, Version format compliance
• Version 1.3: 2024-02-14
  Changes: Data collection, Database references, Derived calculations