3I3F | pdb_00003i3f

Hypothetical protein from Giardia lamblia GL50803_14299

• PDB DOI: https://doi.org/10.2210/pdb3I3F/pdb

• Classification: UNKNOWN FUNCTION
• Organism(s): Giardia lamblia ATCC 50803
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2009-06-30 Released: 2009-09-01 
• Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.35 Å
• R-Value Free: 
  0.191 (Depositor), 0.207 (DCC) 
• R-Value Work: 
  0.176 (Depositor) 
• R-Value Observed: 
  0.177 (Depositor) 

Literature

Hypothetical protein from Giardia lamblia GL50803_14299

Arakaki, T.L., Abendroth, J., Staker, B.L.

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: 47 kDa 
• Atom Count: 3,514 
• Modeled Residue Count: 387 
• Deposited Residue Count: 423 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Hypothetical protein	A, B, C	141	Giardia lamblia ATCC 50803	Mutation(s): 0  Gene Names: GL50803_14299

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
LEA	D [auth A], F [auth C]	PENTANOIC ACID C5 H10 O2 NQPDZGIKBAWPEJ-UHFFFAOYSA-N
BUA	E [auth B]	butanoic acid C4 H8 O2 FERIUCNNQQJTOY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.35 Å
• R-Value Free:  0.191 (Depositor), 0.207 (DCC) 
• R-Value Work:  0.176 (Depositor) 
• R-Value Observed: 0.177 (Depositor) 

Space Group: I 4₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 119.9	α = 90
b = 119.9	β = 90
c = 104.59	γ = 90

Software Package:

Software Name	Purpose
SCALA	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-09-01 
Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

Revision History  

• Version 1.0: 2009-09-01
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.2: 2025-03-26
  Changes: Data collection, Database references, Derived calculations, Structure summary