3PJJ | pdb_00003pjj

Synthetic Dimer of Human Carbonic Anhydrase II

• PDB DOI: https://doi.org/10.2210/pdb3PJJ/pdb

• Classification: LYASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2010-11-10 Released: 2012-01-18 
• Deposition Author(s): Snyder, P.W., Kwant, R.L., Moustakas, D.T., Mack, E.T., Butte, M.J., Whitesides, G.W.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 
  0.283 (Depositor), 0.278 (DCC) 
• R-Value Work: 
  0.219 (Depositor), 0.217 (DCC) 
• R-Value Observed: 
  0.222 (Depositor) 

Literature

One Interface Stabilizes Linear Chains in All Polymorphs of Crystals of Human Carbonic Anhydrase II

Snyder, P.W., Kwant, R.L., Moustakas, D.T., Mack, E.T., Butte, M.J., Whitesides, G.W.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content 

• Total Structure Weight: 29.42 kDa 
• Atom Count: 2,266 
• Modeled Residue Count: 258 
• Deposited Residue Count: 259 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Carbonic anhydrase 2	A	259	Homo sapiens	Mutation(s): 2  Gene Names: CA2 EC: 4.2.1.1 (PDB Primary Data), 4.2.1.69 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for P00918 (Homo sapiens) Explore P00918  Go to UniProtKB:  P00918
PHAROS:  P00918 GTEx:  ENSG00000104267

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MZH	C [auth A]	1,1'-(oxydimethanediyl)dipyrrolidine-2,5-dione C10 H12 N2 O5 QIKFOEHAAPDKRH-UHFFFAOYSA-N
ZN	B [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free:  0.283 (Depositor), 0.278 (DCC) 
• R-Value Work:  0.219 (Depositor), 0.217 (DCC) 
• R-Value Observed: 0.222 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 66.705	α = 90
b = 51.132	β = 107.19
c = 80.935	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
CNS	phasing
CNS	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-01-18 
Deposition Author(s): Snyder, P.W., Kwant, R.L., Moustakas, D.T., Mack, E.T., Butte, M.J., Whitesides, G.W.

Revision History  

• Version 1.0: 2012-01-18
  Type: Initial release
  
• Version 1.1: 2019-07-17
  Changes: Data collection, Derived calculations, Refinement description
• Version 1.2: 2024-11-06
  Changes: Data collection, Database references, Derived calculations, Structure summary