3NNB | pdb_00003nnb

Crystal structure of an alginate lyase (BACOVA_01668) from Bacteroides ovatus at 1.60 A resolution

• PDB DOI: https://doi.org/10.2210/pdb3NNB/pdb

• Classification: LYASE
• Organism(s): Bacteroides ovatus ATCC 8483
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2010-06-23 Released: 2010-10-06 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 
  0.175 (Depositor), 0.183 (DCC) 
• R-Value Work: 
  0.144 (Depositor), 0.158 (DCC) 
• R-Value Observed: 
  0.145 (Depositor) 

Literature

Crystal structure of an alginate lyase (BACOVA_01668) from Bacteroides ovatus at 1.60 A resolution

Joint Center for Structural Genomics (JCSG)

To be published.

Biological Assembly 1  

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

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

Macromolecule Content 

• Total Structure Weight: 44.45 kDa 
• Atom Count: 3,699 
• Modeled Residue Count: 381 
• Deposited Residue Count: 382 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
alginate lyase	A	382	Bacteroides ovatus ATCC 8483	Mutation(s): 0  Gene Names: BACOVA_01668

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CIT	C [auth A]	CITRIC ACID C6 H8 O7 KRKNYBCHXYNGOX-UHFFFAOYSA-N
GOL	D [auth A], E [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
NA	B [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free:  0.175 (Depositor), 0.183 (DCC) 
• R-Value Work:  0.144 (Depositor), 0.158 (DCC) 
• R-Value Observed: 0.145 (Depositor) 

Diffraction Data: https://doi.org/10.18430/M33NNB

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 54.577	α = 90
b = 80.166	β = 90
c = 103.376	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SOLVE	phasing
MolProbity	model building
SCALA	data scaling
PDB_EXTRACT	data extraction
MOSFLM	data reduction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-10-06 
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Revision History  

• Version 1.0: 2010-10-06
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2017-11-08
  Changes: Refinement description
• Version 1.3: 2019-07-17
  Changes: Data collection, Derived calculations, Refinement description
• Version 1.4: 2023-02-01
  Changes: Database references, Derived calculations
• Version 1.5: 2024-10-09
  Changes: Data collection, Structure summary