5D6R | pdb_00005d6r

Acetolactate Synthase from Klebsiella pneumoniae in Complex with Mechanism-Based Inhibitor

• PDB DOI: https://doi.org/10.2210/pdb5D6R/pdb

• Classification: TRANSFERASE
• Organism(s): Klebsiella pneumoniae
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2015-08-12 Released: 2016-07-20 
• Deposition Author(s): Latta, A.J., Andrews, F.H., McLeish, M.J.
• Funding Organization(s): National Science Foundation (NSF, United States)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.28 Å
• R-Value Free: 
  0.236 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.201 (Depositor), 0.210 (DCC) 
• R-Value Observed: 
  0.202 (Depositor) 

Starting Model: experimental

Literature

Acetolactate Synthase from Klebsiella pneumoniae in Complex with Mechanism-Based Inhibitor

Latta, A.J., Andrews, F.H., McLeish, M.J.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Macromolecule Content 

• Total Structure Weight: 126.55 kDa 
• Atom Count: 8,538 
• Modeled Residue Count: 1,101 
• Deposited Residue Count: 1,158 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Acetolactate synthase, catabolic	A [auth B], B [auth M]	579	Klebsiella pneumoniae	Mutation(s): 1  Gene Names: budB, ilvK EC: 2.2.1.6
UniProt
Find proteins for P27696 (Klebsiella pneumoniae) Explore P27696  Go to UniProtKB:  P27696

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EN0	G [auth B], K [auth M]	3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-2-[(Z)-2-fluoro-1-hydroxy-2-phosphonoethenyl]-5-(2-{[(S)-hydroxy(phosphonooxy)phosphoryl]oxy}ethyl)-4-methyl-1,3-thiazol-3-ium C14 H21 F N4 O11 P3 S PVRNEYSMVSDDAI-UHFFFAOYSA-O
PO4	F [auth B], J [auth M]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
MG	C [auth B], D [auth B], E [auth B], H [auth M], I [auth M]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.28 Å
• R-Value Free:  0.236 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.201 (Depositor), 0.210 (DCC) 
• R-Value Observed: 0.202 (Depositor) 

Space Group: I 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 85.12	α = 90
b = 133.35	β = 95.4
c = 110.624	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
Aimless	data scaling
PHASER	phasing
PDB_EXTRACT	data extraction
MOSFLM	data reduction

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2016-07-20 
Deposition Author(s): Latta, A.J., Andrews, F.H., McLeish, M.J.

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Funding Organization	Location	Grant Number
National Science Foundation (NSF, United States)	United States	--

Revision History  

• Version 1.0: 2016-07-20
  Type: Initial release
  
• Version 1.1: 2017-09-20
  Changes: Author supporting evidence, Derived calculations
• Version 1.2: 2019-11-27
  Changes: Author supporting evidence, Database references
• Version 1.3: 2023-09-27
  Changes: Data collection, Database references, Derived calculations, Refinement description