1X94

Crystal Structure of a Hypothetical protein

• PDB DOI: https://doi.org/10.2210/pdb1X94/pdb

• Classification: ISOMERASE
• Organism(s): Vibrio cholerae
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2004-08-19 Released: 2004-09-14 
• Deposition Author(s): Seetharaman, J., Swaminathan, S., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.285 
• R-Value Work: 0.229 
• R-Value Observed: 0.229 

Literature

Crystal structures of two putative phosphoheptose isomerases.

Seetharaman, J., Rajashankar, K.R., Solorzano, V., Kniewel, R., Lima, C.D., Bonanno, J.B., Burley, S.K., Swaminathan, S.

(2006) Proteins 63: 1092-1096

• PubMed: 16477602 
• DOI: https://doi.org/10.1002/prot.20908
• Primary Citation of Related Structures:  
  1TK9, 1X94

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Organizational Affiliation: 

Biology Department, Brookhaven National Laboratory, Upton, New York 11973, USA.

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 2  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 2 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 41.35 kDa 
• Atom Count: 2,742 
• Modelled Residue Count: 352 
• Deposited Residue Count: 382 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
putative Phosphoheptose isomerase	A, B	191	Vibrio cholerae	Mutation(s): 0  Gene Names: lpcA, gmhA EC: 5.3.1.28
UniProt
Find proteins for Q9KPY2 (Vibrio cholerae serotype O1 (strain ATCC 39315 / El Tor Inaba N16961)) Explore Q9KPY2  Go to UniProtKB:  Q9KPY2

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.285 
• R-Value Work: 0.229 
• R-Value Observed: 0.229 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 134.279	α = 90
b = 46.112	β = 90
c = 60.35	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
CBASS	data collection
HKL-2000	data scaling
SOLVE	phasing
SHARP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2004-09-14 
Deposition Author(s): Seetharaman, J., Swaminathan, S., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2004-09-14
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2021-02-03
  Changes: Database references, Structure summary
• Version 1.4: 2024-02-14
  Changes: Data collection, Database references