1FZ6

METHANE MONOOXYGENASE HYDROXYLASE, FORM II SOAKED IN 1 M METHANOL

• PDB DOI: https://doi.org/10.2210/pdb1FZ6/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Methylococcus capsulatus
• Mutation(s): No 


• Deposited: 2000-10-03 Released: 2001-04-27 
• Deposition Author(s): Whittington, D.A., Sazinsky, M.H., Lippard, S.J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.05 Å
• R-Value Free: 0.244 
• R-Value Work: 0.218 
• R-Value Observed: 0.218 

Literature

X-ray crystal structure of alcohol products bound at the active site of soluble methane monooxygenase hydroxylase.

Whittington, D.A., Sazinsky, M.H., Lippard, S.J.

(2001) J Am Chem Soc 123: 1794-1795

• PubMed: 11456795 
• DOI: https://doi.org/10.1021/ja0031725
• Primary Citation of Related Structures:  
  1FZ6, 1FZ7

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Organizational Affiliation: 

Department of Chemistry, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Hetero 6-mer - A2B2C2 Pseudo Symmetry: Cyclic - C2  (Explore in 3D)
Pseudo Stoichiometry: Hetero 6-mer - A4B2 

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

Macromolecule Content

• Total Structure Weight: 251.94 kDa 
• Atom Count: 18,586 
• Modelled Residue Count: 2,128 
• Deposited Residue Count: 2,172 
• Unique protein chains: 3

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
METHANE MONOOXYGENASE COMPONENT A, ALPHA CHAIN	A, B	527	Methylococcus capsulatus	Mutation(s): 0  EC: 1.14.13.25
UniProt
Find proteins for P22869 (Methylococcus capsulatus (strain ATCC 33009 / NCIMB 11132 / Bath)) Explore P22869  Go to UniProtKB:  P22869

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
METHANE MONOOXYGENASE COMPONENT A, BETA CHAIN	C, D	389	Methylococcus capsulatus	Mutation(s): 0  EC: 1.14.13.25
UniProt
Find proteins for P18798 (Methylococcus capsulatus (strain ATCC 33009 / NCIMB 11132 / Bath)) Explore P18798  Go to UniProtKB:  P18798

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
METHANE MONOOXYGENASE COMPONENT A, GAMMA CHAIN	E, F	170	Methylococcus capsulatus	Mutation(s): 0  EC: 1.14.13.25
UniProt
Find proteins for P11987 (Methylococcus capsulatus (strain ATCC 33009 / NCIMB 11132 / Bath)) Explore P11987  Go to UniProtKB:  P11987

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FE	G [auth A], H [auth A], J [auth B], K [auth B]	FE (III) ION Fe VTLYFUHAOXGGBS-UHFFFAOYSA-N
CA	I [auth A], L [auth B], N [auth C]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N
MOH	M [auth B]	METHANOL C H4 O OKKJLVBELUTLKV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.05 Å
• R-Value Free: 0.244 
• R-Value Work: 0.218 
• R-Value Observed: 0.218 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 70.67	α = 90
b = 171.29	β = 90
c = 221.34	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: 2001-04-27 
Deposition Author(s): Whittington, D.A., Sazinsky, M.H., Lippard, S.J.

Revision History  

• Version 1.0: 2001-04-27
  Type: Initial release
  
• Version 1.1: 2008-04-27
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-02-07
  Changes: Data collection, Database references, Derived calculations