1K4Y

Crystal Structure of Rabbit Liver Carboxylesterase in Complex with 4-piperidino-piperidine

• PDB DOI: https://doi.org/10.2210/pdb1K4Y/pdb

• Classification: HYDROLASE
• Organism(s): Oryctolagus cuniculus
• Expression System: Spodoptera frugiperda
• Mutation(s): No 


• Deposited: 2001-10-09 Released: 2002-05-01 
• Deposition Author(s): Bencharit, S., Morton, C.L., Howard-Williams, E.L., Danks, M.K., Potter, P.M., Redinbo, M.R.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.294 
• R-Value Work: 0.229 
• R-Value Observed: 0.229 

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 60.53 kDa 
• Atom Count: 4,379 
• Modelled Residue Count: 501 
• Deposited Residue Count: 534 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
LIVER CARBOXYLESTERASE	A	534	Oryctolagus cuniculus	Mutation(s): 0  EC: 3.1.1.1
UniProt
Find proteins for P12337 (Oryctolagus cuniculus) Explore P12337  Go to UniProtKB:  P12337

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	B	2		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
alpha-D-mannopyranose-(1-3)-alpha-D-mannopyranose-(1-3)-alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	C	5		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G29481IZ GlyCosmos:  G29481IZ GlyGen:  G29481IZ

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
4PN	D [auth A]	4-PIPERIDINO-PIPERIDINE C10 H20 N2 QDVBKXJMLILLLB-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.294 
• R-Value Work: 0.229 
• R-Value Observed: 0.229 
• Space Group: H 3 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 110.23	α = 90
b = 110.23	β = 90
c = 282.52	γ = 120

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing
CNS	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2002-05-01 
Deposition Author(s): Bencharit, S., Morton, C.L., Howard-Williams, E.L., Danks, M.K., Potter, P.M., Redinbo, M.R.

Revision History  

• Version 1.0: 2002-05-01
  Type: Initial release
  
• Version 1.1: 2008-04-27
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Non-polymer description, Version format compliance
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Advisory, Atomic model, Data collection, Derived calculations, Structure summary