2A1W | pdb_00002a1w

Anti-cocaine antibody 7.5.21, crystal form I

• PDB DOI: https://doi.org/10.2210/pdb2A1W/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Mus musculus
• Mutation(s): No 


• Deposited: 2005-06-21 Released: 2005-06-28 
• Deposition Author(s): Pozharski, E., Hewagama, A., Shanafelt, A., Ringe, D., Petsko, G.A.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.70 Å
• R-Value Free: 
  0.247 (Depositor), 0.241 (DCC) 
• R-Value Work: 
  0.185 (Depositor), 0.183 (DCC) 
• R-Value Observed: 
  0.188 (Depositor) 

Literature

Flexibility Of Packing: Four Crystal Forms Of An Anti-Cocaine Antibody 7.5.21

Pozharski, E., Hewagama, A., Shanafelt, A., Ringe, D., Petsko, G.A.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 Pseudo Symmetry: Cyclic - C2  (Explore in 3D)
Pseudo Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 2 assigned by authors and generated by PISA (software)

Biological Assembly 3  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Hetero 8-mer - A4B4 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 8-mer - A7B1 

Biological assembly 3 generated by PISA (software)

Biological Assembly 4  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Hetero 8-mer - A4B4 Pseudo Symmetry: Cyclic - C2  (Explore in 3D)
Pseudo Stoichiometry: Homo 8-mer - A8 

Biological assembly 4 generated by PISA (software)

Biological Assembly 5  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Hetero 4-mer - A2B2 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 4-mer - A3B1 

Biological assembly 5 generated by PISA (software)

Biological Assembly 6  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 4-mer - A2B2 Pseudo Symmetry: Cyclic - C2  (Explore in 3D)
Pseudo Stoichiometry: Homo 4-mer - A4 

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 - B2 

Biological assembly 6 generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 97.02 kDa 
• Atom Count: 6,935 
• Modeled Residue Count: 882 
• Deposited Residue Count: 882 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
immunoglobulin light chain kappa	A [auth L], C [auth M]	216	Mus musculus	Mutation(s): 0
UniProt
Find proteins for A2NHM3 (Mus musculus) Explore A2NHM3  Go to UniProtKB:  A2NHM3

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
immunoglobulin heavy chain	B [auth H], D [auth I]	225	Mus musculus	Mutation(s): 0
UniProt
Find proteins for Q99LC4 (Mus musculus) Explore Q99LC4  Go to UniProtKB:  Q99LC4

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	E [auth L], F [auth L], G [auth M], H [auth M], I, J [auth I], K [auth I]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.70 Å
• R-Value Free:  0.247 (Depositor), 0.241 (DCC) 
• R-Value Work:  0.185 (Depositor), 0.183 (DCC) 
• R-Value Observed: 0.188 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 178.601	α = 90
b = 58.395	β = 110.66
c = 98.098	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
AMoRE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-06-28 
Deposition Author(s): Pozharski, E., Hewagama, A., Shanafelt, A., Ringe, D., Petsko, G.A.

Revision History  

• Version 1.0: 2005-06-28
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.3: 2017-10-11
  Changes: Refinement description
• Version 1.4: 2024-10-30
  Changes: Data collection, Database references, Derived calculations, Structure summary