1RRM

Crystal Structure of Lactaldehyde reductase

• PDB DOI: https://doi.org/10.2210/pdb1RRM/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Escherichia coli
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2003-12-08 Released: 2004-08-17 
• Deposition Author(s): Kumaran, D., Swaminathan, S., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 0.211 
• R-Value Work: 0.193 

Literature

Crystal structure of Lactaldehyde reductase

Kumaran, D., Swaminathan, S.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 84.59 kDa 
• Atom Count: 6,475 
• Modelled Residue Count: 769 
• Deposited Residue Count: 772 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Lactaldehyde reductase	A, B	386	Escherichia coli	Mutation(s): 13  Gene Names: FUCO, B2799, Z4116, ECS3659 EC: 1.1.1.77
UniProt
Find proteins for P0A9S1 (Escherichia coli (strain K12)) Explore P0A9S1  Go to UniProtKB:  P0A9S1

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
APR	E [auth A], I [auth B]	ADENOSINE-5-DIPHOSPHORIBOSE C15 H23 N5 O14 P2 SRNWOUGRCWSEMX-KEOHHSTQSA-N
PGO	F [auth A], J [auth B]	S-1,2-PROPANEDIOL C3 H8 O2 DNIAPMSPPWPWGF-VKHMYHEASA-N
ZN	C [auth A], G [auth B]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N
FE2	D [auth A], H [auth B]	FE (II) ION Fe CWYNVVGOOAEACU-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 0.211 
• R-Value Work: 0.193 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.766	α = 90
b = 97.527	β = 113.63
c = 69.514	γ = 90

Software Package:

Software Name	Purpose
CBASS	data collection
HKL-2000	data reduction
SOLVE	phasing
SHARP	phasing
ARP/wARP	model building
CNS	refinement
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2004-08-17 
Deposition Author(s): Kumaran, D., Swaminathan, S., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2004-08-17
  Type: Initial release
  
• Version 1.1: 2008-04-29
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2021-02-03
  Changes: Database references, Derived calculations, Structure summary
• Version 1.4: 2024-11-20
  Changes: Data collection, Database references, Structure summary