2V5Z

Structure of human MAO B in complex with the selective inhibitor safinamide


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.60 Å
  • R-Value Free: 0.227 
  • R-Value Work: 0.208 
  • R-Value Observed: 0.208 

Starting Model: experimental
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This is version 2.1 of the entry. See complete history


Literature

Structures of human monoamine oxidase B complexes with selective noncovalent inhibitors: safinamide and coumarin analogs.

Binda, C.Wang, J.Pisani, L.Caccia, C.Carotti, A.Salvati, P.Edmondson, D.E.Mattevi, A.

(2007) J Med Chem 50: 5848-5852

  • DOI: https://doi.org/10.1021/jm070677y
  • Primary Citation of Related Structures:  
    2V5Z, 2V60, 2V61

  • PubMed Abstract: 

    Structures of human monoamine oxidase B (MAO B) in complex with safinamide and two coumarin derivatives, all sharing a common benzyloxy substituent, were determined by X-ray crystallography. These compounds competitively inhibit MAO B with Ki values in the 0.1-0.5 microM range that are 30-700-fold lower than those observed with MAO A. The inhibitors bind noncovalently to MAO B, occupying both the entrance and the substrate cavities and showing a similarly oriented benzyloxy substituent.


  • Organizational Affiliation

    Department of Genetics and Microbiology, University of Pavia, via Ferrata 1, Pavia, 27100 Italy.


Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Amine oxidase [flavin-containing] B
A, B
520Homo sapiensMutation(s): 0 
Gene Names: MAOB
EC: 1.4.3.4 (PDB Primary Data), 1.4.3.21 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for P27338 (Homo sapiens)
Explore P27338 
Go to UniProtKB:  P27338
PHAROS:  P27338
GTEx:  ENSG00000069535 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP27338
Sequence Annotations
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  • Reference Sequence
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.60 Å
  • R-Value Free: 0.227 
  • R-Value Work: 0.208 
  • R-Value Observed: 0.208 
  • Space Group: C 2 2 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 132.551α = 90
b = 223.602β = 90
c = 86.589γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2007-10-16
    Type: Initial release
  • Version 1.1: 2011-05-08
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Version format compliance
  • Version 2.0: 2023-01-18
    Type: Coordinate replacement
    Changes: Atomic model, Data collection, Database references, Derived calculations, Other, Refinement description, Source and taxonomy, Structure summary
  • Version 2.1: 2024-02-07
    Changes: Data collection, Refinement description