4OJE

Crystal structure of a C-terminally truncated trimeric ectodomain of the C. elegans fusion protein EFF-1

• PDB DOI: https://doi.org/10.2210/pdb4OJE/pdb

• Classification: MEMBRANE PROTEIN
• Organism(s): Caenorhabditis elegans
• Expression System: Drosophila melanogaster
• Mutation(s): No 


• Deposited: 2014-01-21 Released: 2014-05-14 
• Deposition Author(s): Krey, T., Rey, F.A.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.57 Å
• R-Value Free: 0.221 
• R-Value Work: 0.179 
• R-Value Observed: 0.181 

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: 60.07 kDa 
• Atom Count: 3,773 
• Modelled Residue Count: 457 
• Deposited Residue Count: 526 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
EFF-1A	A [auth H]	526	Caenorhabditis elegans	Mutation(s): 0  Gene Names: C26D10.5, CELE_C26D10.5, eff-1
UniProt
Find proteins for G5ECA1 (Caenorhabditis elegans) Explore G5ECA1  Go to UniProtKB:  G5ECA1

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	B [auth A]	2		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAG	C [auth H]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N
PO4	D [auth H], E [auth H], F [auth H], G [auth H]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.57 Å
• R-Value Free: 0.221 
• R-Value Work: 0.179 
• R-Value Observed: 0.181 
• Space Group: P 6₃

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 106.886	α = 90
b = 106.886	β = 90
c = 135.62	γ = 120

Software Package:

Software Name	Purpose
XDS	data scaling
SHARP	phasing
BUSTER	refinement
XDS	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-05-14 
Deposition Author(s): Krey, T., Rey, F.A.

Revision History  

• Version 1.0: 2014-05-14
  Type: Initial release
  
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Database references, Derived calculations, Structure summary