1X6N

Crystal structure of S. marcescens chitinase A mutant W167A in complex with allosamidin


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2 Å
  • R-Value Free: 0.238 
  • R-Value Work: 0.214 

wwPDB Validation 3D Report Full Report


This is version 1.3 of the entry. See complete history

Literature

Muation of Trp167 at the -3 subsite of the chitin-binding cleft of S. marcescens chitinase A causes enhanced transglycosylation

Aronson Jr., N.N.Halloran, B.A.Alexyev, M.F.Zhou, X.E.Wang, Y.Meehan, E.J.Chen, L.

To be published.

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Chitinase A
A
563Serratia marcescensMutation(s): 1 
Gene Names: chiA
EC: 3.2.1.14
Find proteins for P07254 (Serratia marcescens)
Go to UniProtKB:  P07254
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
AO3
Query on AO3

Download SDF File 
Download CCD File 
A
ALLOSAMIDIN
(3AR,4R,5R,6S,6AS)-2-(DIMETHYLAMINO)-3A,5,6,6A-TETRAHYDRO-4-HYDROXY-6-(HYDROXYMETHYL)-4H-CYCLOPENTOXAZOL-5-YL-2-(ACETYLAMINO)-4-O-[2-(ACETYLAMINO)-2-DEOXY-BETA-D-ALLOPYRANOSYL]-2-DEOXY-BETA-D-ALLOPYRANOSIDE
C25 H42 N4 O14
MDWNFWDBQGOKNZ-XYUDZHFQSA-N
 Ligand Interaction
Biologically Interesting Molecules 1 Unique
IDChainsNameType/Class2D Diagram3D Interactions
PRD_000468 (AO3)
Query on PRD_000468
AAllosamidinOligosaccharide / Inhibitor

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Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2 Å
  • R-Value Free: 0.238 
  • R-Value Work: 0.214 
  • Space Group: I 2 2 2
Unit Cell:
Length (Å)Angle (°)
a = 76.670α = 90.00
b = 133.070β = 90.00
c = 192.220γ = 90.00
Software Package:
Software NamePurpose
HKL-2000data reduction
CNSphasing
CNSrefinement
SCALEPACKdata scaling

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2005-07-26
    Type: Initial release
  • Version 1.1: 2008-04-30
    Type: Version format compliance
  • Version 1.2: 2011-07-13
    Type: Version format compliance
  • Version 1.3: 2016-11-09
    Type: Non-polymer description