4B7I

Crystal Structure of Human IgG Fc Bearing Hybrid-type Glycans

• PDB DOI: https://doi.org/10.2210/pdb4B7I/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Homo sapiens
• Expression System: Homo sapiens
• Mutation(s): No 


• Deposited: 2012-08-20 Released: 2012-10-17 
• Deposition Author(s): Bowden, T.A., Baruah, K., Coles, C.H., Harvey, D.J., Song, B.D., Stuart, D.I., Aricescu, A.R., Scanlan, C.N., Jones, E.Y., Crispin, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.36 Å
• R-Value Free: 0.266 
• R-Value Work: 0.215 
• R-Value Observed: 0.218 

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)

Macromolecule Content

• Total Structure Weight: 51.05 kDa 
• Atom Count: 3,495 
• Modelled Residue Count: 398 
• Deposited Residue Count: 436 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
IG GAMMA-1 CHAIN C REGION	A, B	218	Homo sapiens	Mutation(s): 0
UniProt & NIH Common Fund Data Resources
Find proteins for P01857 (Homo sapiens) Explore P01857  Go to UniProtKB:  P01857
PHAROS:  P01857 GTEx:  ENSG00000211896

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]alpha-D-mannopyranose-(1-6)-[alpha-D-mannopyranose-(1-3)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose	C	8		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G99858XP GlyCosmos:  G99858XP GlyGen:  G99858XP

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CL	D [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.36 Å
• R-Value Free: 0.266 
• R-Value Work: 0.215 
• R-Value Observed: 0.218 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 49.041	α = 90
b = 72.991	β = 90
c = 140.833	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-10-17 
Deposition Author(s): Bowden, T.A., Baruah, K., Coles, C.H., Harvey, D.J., Song, B.D., Stuart, D.I., Aricescu, A.R., Scanlan, C.N., Jones, E.Y., Crispin, M.

Revision History  

• Version 1.0: 2012-10-17
  Type: Initial release
  
• Version 1.1: 2012-11-07
  Changes: Database references
• Version 1.2: 2019-04-03
  Changes: Data collection, Derived calculations, Other, Source and taxonomy
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Derived calculations, Other, Structure summary
• Version 2.1: 2023-12-20
  Changes: Data collection, Database references, Derived calculations, Refinement description, Structure summary