1UM6 | pdb_00001um6

catalytic antibody 21h3

• PDB DOI: https://doi.org/10.2210/pdb1UM6/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Mus musculus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2003-09-23 Released: 2004-10-05 
• Deposition Author(s): Beuscher IV, A.E., Reuter, J., Olson, A.J., Romesberg, F.E., Schultz, P.G., Wirsching, P., Janda, K.D., Lerner, R.A., Stevens, R.C.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 
  0.257 (Depositor) 
• R-Value Work: 
  0.231 (Depositor) 

Literature

Structural Studies of an Efficient Catalytic Antibody Operating by Ping-Pong and Induced Fit Mechanisms

Beuscher IV, A.E., Reuter, J., Olson, A.J., Romesberg, F.E., Schultz, P.G., Wirsching, P., Janda, K.D., Lerner, R.A., Stevens, R.C.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content 

• Total Structure Weight: 46.9 kDa 
• Atom Count: 3,597 
• Modeled Residue Count: 436 
• Deposited Residue Count: 436 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
antibody 21h3, L chain	A [auth L]	219	Mus musculus	Mutation(s): 0

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
antibody 21h3, H chain	B [auth H]	217	Mus musculus	Mutation(s): 0
UniProt
Find proteins for Q6PYX1 (Homo sapiens) Explore Q6PYX1  Go to UniProtKB:  Q6PYX1

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free:  0.257 (Depositor) 
• R-Value Work:  0.231 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 46.508	α = 90
b = 60.728	β = 90
c = 139.031	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2004-10-05 
Deposition Author(s): Beuscher IV, A.E., Reuter, J., Olson, A.J., Romesberg, F.E., Schultz, P.G., Wirsching, P., Janda, K.D., Lerner, R.A., Stevens, R.C.

Revision History  

• Version 1.0: 2004-10-05
  Type: Initial release
  
• Version 1.1: 2008-04-27
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2023-12-27
  Changes: Data collection, Database references
• Version 1.4: 2024-10-23
  Changes: Structure summary