2IMP

Crystal structure of lactaldehyde dehydrogenase from E. coli: the ternary complex with product bound (L)-lactate and NADH.


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.234
  • R-Value Work: 0.200

Literature

Macromolecules
Sequence Display for 2IMP

Classification: OXIDOREDUCTASE

Total Structure Weight: 53320.17

Macromolecule Entities
Molecule Chains Length Organism Details
Lactaldehyde dehydrogenase A 479 Escherichia coli EC#: 1.2.1.22 IUBMB
Mutation: C249X
Gene Name(s): aldA ald b1415 JW1412
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 3 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
NAI
Query on NAI

A 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE
NADH (Synonym)
C21 H29 N7 O14 P2
BOPGDPNILDQYTO-NNYOXOHSSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
LAC
Query on LAC

A LACTIC ACID
C3 H6 O3
JVTAAEKCZFNVCJ-UWTATZPHSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
OCS
Query on OCS
A L-PEPTIDE LINKING C3 H7 N O5 S CYS

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.234
  • R-Value Work: 0.200
  • Space Group: P 64 2 2

Unit Cell:

Length (Å) Angle (°)
a = 143.03 α = 90.00
b = 143.03 β = 90.00
c = 109.36 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2006-10-04
  • Released Date: 2007-02-13
  • Deposition author(s): Di Costanzo, L., Gomez, G.A., Christianson, D.W.

Revision History

  • Version 1_0: 2007-02-13

    Type: Initial release

  • Version 1_1: 2008-05-01

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Derived calculations, Version format compliance