2QYO

Crystal structure of isoflavone O-methyltransferase homolog in complex with biochanin A and SAH


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.95 Å
  • R-Value Free: 0.245 
  • R-Value Work: 0.214 

wwPDB Validation 3D Report Full Report


This is version 1.2 of the entry. See complete history

Literature

Crystal structures of Medicago truncatula isoflavone O-methyltransferase reveal conserved surface binding motifs critical for enzymatic activity

Wang, C.Yu, X.-H.Liu, C.-J.

To be published.

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
O-methyltransferase
A, B
357Medicago truncatulaMutation(s): 0 
Gene Names: 11419743
EC: 2.1.1.150
Find proteins for Q06YR3 (Medicago truncatula)
Go to UniProtKB:  Q06YR3
Small Molecules
Ligands 3 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
K
Query on K

Download SDF File 
Download CCD File 
A, B
POTASSIUM ION
K
NPYPAHLBTDXSSS-UHFFFAOYSA-N
 Ligand Interaction
SAH
Query on SAH

Download SDF File 
Download CCD File 
A, B
S-ADENOSYL-L-HOMOCYSTEINE
C14 H20 N6 O5 S
ZJUKTBDSGOFHSH-WFMPWKQPSA-N
 Ligand Interaction
QSO
Query on QSO

Download SDF File 
Download CCD File 
A, B
5,7-dihydroxy-3-(4-methoxyphenyl)-4H-chromen-4-one
Biochanin A
C16 H12 O5
WUADCCWRTIWANL-UHFFFAOYSA-N
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.95 Å
  • R-Value Free: 0.245 
  • R-Value Work: 0.214 
  • Space Group: P 1 21 1
Unit Cell:
Length (Å)Angle (°)
a = 44.540α = 90.00
b = 82.049β = 101.94
c = 101.034γ = 90.00
Software Package:
Software NamePurpose
HKL-2000data collection
SCALEPACKdata scaling
HKL-2000data scaling
HKL-2000data reduction
DENZOdata reduction
CNSphasing
CNSrefinement
PDB_EXTRACTdata extraction

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2008-08-26
    Type: Initial release
  • Version 1.1: 2011-07-13
    Type: Version format compliance
  • Version 1.2: 2017-10-25
    Type: Refinement description