4ENL | pdb_00004enl

CRYSTAL STRUCTURE OF HOLOENZYME REFINED AT 1.9 ANGSTROMS RESOLUTION: TRIGONAL-BIPYRAMIDAL GEOMETRY OF THE CATION BINDING SITE

• PDB DOI: https://doi.org/10.2210/pdb4ENL/pdb

• Classification: CARBON-OXYGEN LYASE
• Organism(s): Saccharomyces cerevisiae
• Mutation(s): No 


• Deposited: 1990-11-13 Released: 1992-04-15 
• Deposition Author(s): Lebioda, L., Stec, B.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Observed: 
  0.149 (Depositor) 

Literature

Crystal Structure of Holoenzyme Refined at 1.9 Angstroms Resolution: Trigonal-Bipyramidal Geometry of the Cation Binding Site

Lebioda, L., Stec, B.

(1989) J Am Chem Soc 111: 8511

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 46.85 kDa 
• Atom Count: 3,643 
• Modeled Residue Count: 436 
• Deposited Residue Count: 436 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ENOLASE	A	436	Saccharomyces cerevisiae	Mutation(s): 0  EC: 4.2.1.11
UniProt
Find proteins for P00924 (Saccharomyces cerevisiae (strain ATCC 204508 / S288c)) Explore P00924  Go to UniProtKB:  P00924

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	C [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
ZN	B [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Observed: 0.149 (Depositor) 

Space Group: P 4₂ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 124.1	α = 90
b = 124.1	β = 90
c = 66.9	γ = 90

Software Package:

Software Name	Purpose
PROLSQ	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 1992-04-15 
Deposition Author(s): Lebioda, L., Stec, B.

Revision History  

• Version 1.0: 1992-04-15
  Type: Initial release
  
• Version 1.1: 2008-03-03
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2017-11-29
  Changes: Derived calculations, Other
• Version 1.4: 2024-02-28
  Changes: Data collection, Database references, Derived calculations