1PCL

UNUSUAL STRUCTURAL FEATURES IN THE PARALLEL BETA-HELIX IN PECTATE LYASES

• PDB DOI:  https://doi.org/10.2210/pdb1PCL/pdb

• Classification: LYASE (ACTING ON POLYSACCHARIDES)
• Organism(s): Dickeya chrysanthemi
• Mutation(s): No 


• Deposited: 1993-11-05 Released: 1995-02-14 
• Deposition Author(s): Lietzke, S.E., Keen, N.T., Jurnak, F.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Work: 0.206 
• R-Value Observed: 0.206 

Literature

Unusual structural features in the parallel beta-helix in pectate lyases.

Yoder, M.D., Lietzke, S.E., Jurnak, F.

(1993) Structure 1: 241-251

• PubMed: 8081738 
• DOI: https://doi.org/10.1016/0969-2126(93)90013-7
• Primary Citation of Related Structures:  
  1PCL


• PubMed Abstract: 
  

A new type of domain structure, an all parallel beta class, has recently been observed in two pectate lyases, PelC and PelE. The atomic models have been analyzed to determine whether the new tertiary fold exhibits unusual structural features.

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Related Citations: 

• The Refined Three-Dimensional Structure of Pectate Lyase E from Erwinia Chrysanthemi at 2.2 A Resolution.
  Lietzke, S.E., Keen, N.T., Jurnak, F.
  (1996) Plant Physiol 111: 73

• Preliminary Crystallographic Analysis of a Plant Pathogenic Factor: Pectate Lyase
  Kim, C.-Y., Mosser, V., Keen, N., Jurnak, F.
  (1989) J Mol Biol 208: 365

• Structure of Two Pectate Lyase Genes from Erwinia Chrysanthemi Ec16 and Their High-Level Expression in Escherichia Coli
  Keen, N.T., Tamaki, S.
  (1986) J Bacteriol 168: 595

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Organizational Affiliation: 

Department of Biochemistry, University of California, Riverside 92521.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 38.22 kDa 
• Atom Count: 355 
• Modelled Residue Count: 355 
• Deposited Residue Count: 355 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PECTATE LYASE E	A	355	Dickeya chrysanthemi	Mutation(s): 0  Gene Names: PPEL748 OF PELC, pelE EC: 4.2.2.2
UniProt
Find proteins for P04960 (Dickeya chrysanthemi) Explore P04960  Go to UniProtKB:  P04960

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Work: 0.206 
• R-Value Observed: 0.206 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 38.79	α = 90
b = 91.14	β = 90
c = 102.99	γ = 90

Software Package:

Software Name	Purpose
X-PLOR	model building
X-PLOR	refinement
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1995-02-14 
Deposition Author(s): Lietzke, S.E., Keen, N.T., Jurnak, F.

Revision History  

• Version 1.0: 1995-02-14
  Type: Initial release
  
• Version 1.1: 2008-03-24
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance