3JX9

Crystal structure of Putative phosphoheptose isomerase (YP_001815198.1) from Exiguobacterium sp. 255-15 at 1.95 A resolution

• PDB DOI: https://doi.org/10.2210/pdb3JX9/pdb

• Classification: ISOMERASE
• Organism(s): Exiguobacterium sibiricum 255-15
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2009-09-18 Released: 2009-09-29 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.188 
• R-Value Work: 0.163 
• R-Value Observed: 0.164 

Literature

Crystal structure of Putative phosphoheptose isomerase (YP_001815198.1) from EXIGUOBACTERIUM SP. 255-15 at 1.95 A resolution

Joint Center for Structural Genomics (JCSG)

To be published.

Biological Assembly 1  

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

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

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 38.7 kDa 
• Atom Count: 3,022 
• Modelled Residue Count: 338 
• Deposited Residue Count: 340 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative phosphoheptose isomerase	A, B	170	Exiguobacterium sibiricum 255-15	Mutation(s): 0  Gene Names: Exig_2733, YP_001815198.1
UniProt
Find proteins for B1YEL3 (Exiguobacterium sibiricum (strain DSM 17290 / CCUG 55495 / CIP 109462 / JCM 13490 / 255-15)) Explore B1YEL3  Go to UniProtKB:  B1YEL3

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	D [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
CL	C [auth A], E [auth B], F [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.188 
• R-Value Work: 0.163 
• R-Value Observed: 0.164 
• Space Group: P 3₂ 2 1
• Diffraction Data: https://doi.org/10.18430/M33JX9

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 81.658	α = 90
b = 81.658	β = 90
c = 117.652	γ = 120

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: 2009-09-29 
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Revision History  

• Version 1.0: 2009-09-29
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.2: 2017-10-25
  Changes: Author supporting evidence, Refinement description
• Version 1.3: 2019-07-24
  Changes: Data collection, Derived calculations, Refinement description
• Version 1.4: 2023-02-01
  Changes: Database references, Derived calculations