3U7C

crystal structure of the V143I mutant of human carbonic anhydrase II

• PDB DOI: https://doi.org/10.2210/pdb3U7C/pdb

• Classification: LYASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2011-10-13 Released: 2013-02-13 
• Deposition Author(s): West, D.M., Kim, C.U., Robbins, A.H., Mckenna, R.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 0.93 Å
• R-Value Free: 0.131 
• R-Value Observed: 0.105 

Starting Model: experimental

Literature

crystal structure of the V143I mutant of human carbonic anhydrase II

West, D.M., Kim, C.U., Tu, C., Gordon, J., Robbins, A.H., Gruner, S.M., Silverman, D.M., Mckenna, R.

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: 29.61 kDa 
• Atom Count: 2,800 
• Modelled Residue Count: 258 
• Deposited Residue Count: 260 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Carbonic anhydrase 2	A	260	Homo sapiens	Mutation(s): 1  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 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	F [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
ZN	B [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N
BCT	D [auth A]	BICARBONATE ION C H O3 BVKZGUZCCUSVTD-UHFFFAOYSA-M
CO2	C [auth A], E [auth A]	CARBON DIOXIDE C O2 CURLTUGMZLYLDI-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 0.93 Å
• R-Value Free: 0.131 
• R-Value Observed: 0.105 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42.296	α = 90
b = 41.458	β = 104.16
c = 72.083	γ = 90

Software Package:

Software Name	Purpose
SCALEPACK	data scaling
SHELX	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
DENZO	data reduction
SHELX	phasing
SHELXL-97	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-02-13 
Deposition Author(s): West, D.M., Kim, C.U., Robbins, A.H., Mckenna, R.

Revision History  

• Version 1.0: 2013-02-13
  Type: Initial release
  
• Version 1.1: 2023-09-13
  Changes: Data collection, Database references, Derived calculations, Refinement description