4M3J | pdb_00004m3j

Structure of a single-domain camelid antibody fragment cAb-H7S specific of the BlaP beta-lactamase from Bacillus licheniformis

• PDB DOI: https://doi.org/10.2210/pdb4M3J/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Lama glama
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2013-08-06 Released: 2014-08-06 
• Deposition Author(s): Pain, C., Kerff, F., Herman, R., Sauvage, E., Preumont, S., Charlier, P., Dumoulin, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 
  0.252 (Depositor), 0.250 (DCC) 
• R-Value Work: 
  0.206 (Depositor), 0.200 (DCC) 
• R-Value Observed: 
  0.208 (Depositor) 

Literature

Probing the mechanism of aggregation of polyQ model proteins with camelid heavy-chain antibody fragments

Pain, C., Cosolo, A., Preumont, S., Scarafone, N., Thorn, D., Herman, R., Spiegel, H., Pardon, E., Matagne, A., Charlier, P., Steyaert, J., Damblon, C., Kerff, F., Esposito, G., Dumoulin, M.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors.

Biological Assembly 3  

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

Biological assembly 3 generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 27.24 kDa 
• Atom Count: 1,794 
• Modeled Residue Count: 235 
• Deposited Residue Count: 252 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Camelid heavy-chain antibody variable fragment cAb-H7S	A, B	126	Lama glama	Mutation(s): 0

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	C [auth A], D [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free:  0.252 (Depositor), 0.250 (DCC) 
• R-Value Work:  0.206 (Depositor), 0.200 (DCC) 
• R-Value Observed: 0.208 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 53.562	α = 90
b = 54.615	β = 90
c = 83.445	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-08-06 
Deposition Author(s): Pain, C., Kerff, F., Herman, R., Sauvage, E., Preumont, S., Charlier, P., Dumoulin, M.

Revision History  

• Version 1.0: 2014-08-06
  Type: Initial release
  
• Version 1.1: 2024-11-27
  Changes: Data collection, Database references, Derived calculations, Structure summary