4F2D | pdb_00004f2d

Crystal Structure of Escherichia coli L-arabinose Isomerase (ECAI) complexed with Ribitol


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.30 Å
  • R-Value Free: 
    0.255 (Depositor), 0.310 (DCC) 
  • R-Value Work: 
    0.212 (Depositor), 0.280 (DCC) 
  • R-Value Observed: 
    0.214 (Depositor) 

Starting Model: experimental
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wwPDB Validation   3D Report Full Report


This is version 1.4 of the entry. See complete history


Literature

Crystal Structure of Escherichia coli L-arabinose Isomerase (ECAI) complexed with Ribitol

Manjasetty, B.A.Burley, S.K.Almo, S.C.Chance, M.R.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
L-arabinose isomerase
A, B, C
500Escherichia coli K-12Mutation(s): 0 
Gene Names: araAb0062JW0061UTI89_C0067
EC: 5.3.1.4
UniProt
Find proteins for P08202 (Escherichia coli (strain K12))
Explore P08202 
Go to UniProtKB:  P08202
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP08202
Sequence Annotations
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  • Reference Sequence
Small Molecules
Ligands 3 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
RB0
Query on RB0

Download Ideal Coordinates CCD File 
E [auth A],
G [auth B],
J [auth C]
D-ribitol
C5 H12 O5
HEBKCHPVOIAQTA-ZXFHETKHSA-N
ACY
Query on ACY

Download Ideal Coordinates CCD File 
H [auth B]ACETIC ACID
C2 H4 O2
QTBSBXVTEAMEQO-UHFFFAOYSA-N
MN
Query on MN

Download Ideal Coordinates CCD File 
D [auth A],
F [auth B],
I [auth C]
MANGANESE (II) ION
Mn
WAEMQWOKJMHJLA-UHFFFAOYSA-N
Modified Residues  1 Unique
IDChains TypeFormula2D DiagramParent
MSE
Query on MSE
A, B, C
L-PEPTIDE LINKINGC5 H11 N O2 SeMET
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.30 Å
  • R-Value Free:  0.255 (Depositor), 0.310 (DCC) 
  • R-Value Work:  0.212 (Depositor), 0.280 (DCC) 
  • R-Value Observed: 0.214 (Depositor) 
Space Group: P 32 2 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 116.472α = 90
b = 116.472β = 90
c = 214.81γ = 120
Software Package:
Software NamePurpose
CBASSdata collection
MOLREPphasing
REFMACrefinement
HKL-2000data reduction
SCALEPACKdata scaling

Structure Validation

View Full Validation Report



Entry History 

Revision History  (Full details and data files)

  • Version 1.0: 2012-05-30
    Type: Initial release
  • Version 1.1: 2021-02-10
    Changes: Database references, Derived calculations, Structure summary
  • Version 1.2: 2023-09-13
    Changes: Data collection, Database references, Refinement description
  • Version 1.3: 2023-12-06
    Changes: Data collection
  • Version 1.4: 2024-10-16
    Changes: Structure summary