4K3W | pdb_00004k3w

Crystal structure of an enoyl-CoA hydratase/isomerase from Marinobacter aquaeolei

• PDB DOI: https://doi.org/10.2210/pdb4K3W/pdb

• Classification: ISOMERASE
• Organism(s): Marinobacter nauticus VT8
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2013-04-11 Released: 2013-04-24 
• Deposition Author(s): Eswaramoorthy, S., Chamala, S., Evans, B., Foti, F., Gizzi, A., Hillerich, B., Kar, A., Lafleur, J., Seidel, R., Villigas, G., Zencheck, W., Al Obaidi, N., Almo, S.C., Swaminathan, S., New York Structural Genomics Research Consortium (NYSGRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.31 Å
• R-Value Free: 
  0.227 (Depositor), 0.230 (DCC) 
• R-Value Work: 
  0.195 (Depositor), 0.199 (DCC) 
• R-Value Observed: 
  0.197 (Depositor) 

Literature

Crystal structure of an enoyl-CoA hydratase/isomerase from Marinobacter aquaeolei

Eswaramoorthy, S., Almo, S.C., Swaminathan, S.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Macromolecule Content 

• Total Structure Weight: 97.3 kDa 
• Atom Count: 5,987 
• Modeled Residue Count: 794 
• Deposited Residue Count: 888 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Enoyl-CoA hydratase/isomerase	A, B, C	296	Marinobacter nauticus VT8	Mutation(s): 0  Gene Names: Maqu_2806
UniProt
Find proteins for A1U4G2 (Marinobacter nauticus (strain ATCC 700491 / DSM 11845 / VT8)) Explore A1U4G2  Go to UniProtKB:  A1U4G2

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.31 Å
• R-Value Free:  0.227 (Depositor), 0.230 (DCC) 
• R-Value Work:  0.195 (Depositor), 0.199 (DCC) 
• R-Value Observed: 0.197 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 232.355	α = 90
b = 135.143	β = 99.09
c = 43.042	γ = 90

Software Package:

Software Name	Purpose
CBASS	data collection
SHELXS	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-04-24 
Deposition Author(s): Eswaramoorthy, S., Chamala, S., Evans, B., Foti, F., Gizzi, A., Hillerich, B., Kar, A., Lafleur, J., Seidel, R., Villigas, G., Zencheck, W., Al Obaidi, N., Almo, S.C., Swaminathan, S., New York Structural Genomics Research Consortium (NYSGRC)

Revision History  

• Version 1.0: 2013-04-24
  Type: Initial release
  
• Version 1.1: 2024-10-09
  Changes: Data collection, Database references, Derived calculations, Structure summary