1IGT

STRUCTURE OF IMMUNOGLOBULIN

• PDB DOI: https://doi.org/10.2210/pdb1IGT/pdb

• Classification: IMMUNOGLOBULIN
• Organism(s): Mus musculus
• Mutation(s): No 


• Deposited: 1996-10-25 Released: 1997-07-07 
• Deposition Author(s): Harris, L.J., Larson, S.B., Hasel, K.W., McPherson, A.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.80 Å
• R-Value Free: 0.297 
• R-Value Work: 0.209 
• R-Value Observed: 0.209 

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 4-mer - A2B2 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 4-mer - A2B1C1 Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 

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

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 148.68 kDa 
• Atom Count: 10,434 
• Modelled Residue Count: 1,316 
• Deposited Residue Count: 1,316 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
IGG2A INTACT ANTIBODY - MAB231	A, C	214	Mus musculus	Mutation(s): 0

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
IGG2A INTACT ANTIBODY - MAB231	B, D	444	Mus musculus	Mutation(s): 0
UniProt
Find proteins for P01863 (Mus musculus) Explore P01863  Go to UniProtKB:  P01863

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)-[beta-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose	E	9		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G33244HE GlyCosmos:  G33244HE GlyGen:  G33244HE

Entity ID: 4
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	F	9		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G27919IH GlyCosmos:  G27919IH GlyGen:  G27919IH

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.80 Å
• R-Value Free: 0.297 
• R-Value Work: 0.209 
• R-Value Observed: 0.209 
• Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 65.82	α = 88.05
b = 76.77	β = 92.35
c = 100.64	γ = 97.23

Software Package:

Software Name	Purpose
HOWARD	data collection
NIELSEN	data collection
HOWARD	data reduction
NIELSEN	data reduction
X-PLOR	model building
X-PLOR	refinement
XENGEN	data reduction
XUONG)	data reduction
XENGEN	data scaling
NIELSEN	data scaling
XUONG)	data scaling
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1997-07-07 
Deposition Author(s): Harris, L.J., Larson, S.B., Hasel, K.W., McPherson, A.

Revision History  

• Version 1.0: 1997-07-07
  Type: Initial release
  
• Version 1.1: 2008-03-03
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Non-polymer description, Version format compliance
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Advisory, Atomic model, Data collection, Derived calculations, Other, Structure summary
• Version 2.1: 2023-08-09
  Changes: Advisory, Database references, Refinement description, Structure summary