4BSW

Heterodimeric Fc Antibody Azymetric Variant 2

• PDB DOI: https://doi.org/10.2210/pdb4BSW/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Homo sapiens
• Expression System: Cricetulus griseus
• Mutation(s): Yes 


• Deposited: 2013-06-11 Released: 2013-08-21 
• Deposition Author(s): Suits, M.D.L., Spreter, T., Cabrera, E.E., Dixit, S.B., Lario, P.I., Poon, D.K.Y., D'Angelo, I.E.P., Boulanger, M.J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free: 0.259 
• R-Value Work: 0.200 
• R-Value Observed: 0.203 

Biological Assembly 1  

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

Biological assembly 1 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 54.72 kDa 
• Atom Count: 7,555 
• Modelled Residue Count: 432 
• Deposited Residue Count: 464 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
HETERODIMERIC FC ANTIBODY AZYMETRIC VARIANT 2	A	226	Homo sapiens	Mutation(s): 7
UniProt & NIH Common Fund Data Resources
Find proteins for P01857 (Homo sapiens) Explore P01857  Go to UniProtKB:  P01857
PHAROS:  P01857 GTEx:  ENSG00000211896

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
HETERODIMERIC FC ANTIBODY AZYMETRIC VARIANT 2	B	226	Homo sapiens	Mutation(s): 7
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: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
beta-D-galactopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-alpha-D-mannopyranose-(1-6)-[2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-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, D	9		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G27919IH GlyCosmos:  G27919IH GlyGen:  G27919IH

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
IOD	F [auth A], H [auth A], L [auth B]	IODIDE ION I XMBWDFGMSWQBCA-UHFFFAOYSA-M
EDO	E [auth A], G [auth A], I [auth B], J [auth B], K [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free: 0.259 
• R-Value Work: 0.200 
• R-Value Observed: 0.203 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 49.677	α = 90
b = 74.715	β = 90
c = 148.87	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
SCALA	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-08-21 
Deposition Author(s): Suits, M.D.L., Spreter, T., Cabrera, E.E., Dixit, S.B., Lario, P.I., Poon, D.K.Y., D'Angelo, I.E.P., Boulanger, M.J.

Revision History  

• Version 1.0: 2013-08-21
  Type: Initial release
  
• Version 1.1: 2014-04-23
  Changes: Database references
• Version 1.2: 2015-09-23
  Changes: Data collection
• Version 1.3: 2019-05-08
  Changes: Data collection, Derived calculations, Experimental preparation, Other
• 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