3MF3 | pdb_00003mf3

Cobalt(II)-Substituted Haemophilus influenzae B-Carbonic Anhydrase

• PDB DOI: https://doi.org/10.2210/pdb3MF3/pdb

• Classification: LYASE
• Organism(s): Haemophilus influenzae
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2010-04-01 Released: 2011-04-20 
• Deposition Author(s): Hoffmann, K.M., Rowlett, R.S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 
  0.228 (Depositor), 0.220 (DCC) 
• R-Value Work: 
  0.173 (Depositor), 0.170 (DCC) 
• R-Value Observed: 
  0.176 (Depositor) 

Starting Model: experimental

Literature

The Structure and Properties of Cobalt(II)-Substituted Haemophilus influenzae B-Carbonic Anhydrase.

Hoffmann, K.M., Samardzic, D., van den Heever, K., Rowlett, R.S.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Biological Assembly 2  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Macromolecule Content 

• Total Structure Weight: 152.5 kDa 
• Atom Count: 10,709 
• Modeled Residue Count: 1,304 
• Deposited Residue Count: 1,326 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Carbonic anhydrase 2	A, B, C, D, E, F	221	Haemophilus influenzae	Mutation(s): 0  Gene Names: can, HI1301 EC: 4.2.1.1
UniProt
Find proteins for P45148 (Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd)) Explore P45148  Go to UniProtKB:  P45148

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ACT	H [auth A], J [auth B], L [auth D], N [auth E]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M
CO	G [auth A], I [auth B], K [auth C], M [auth D], O [auth E], P [auth F]	COBALT (II) ION Co XLJKHNWPARRRJB-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free:  0.228 (Depositor), 0.220 (DCC) 
• R-Value Work:  0.173 (Depositor), 0.170 (DCC) 
• R-Value Observed: 0.176 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 229.492	α = 90
b = 144.929	β = 93.77
c = 52.215	γ = 90

Software Package:

Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
DPS	data collection
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-04-20 
Deposition Author(s): Hoffmann, K.M., Rowlett, R.S.

Revision History  

• Version 1.0: 2011-04-20
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2019-11-20
  Changes: Derived calculations
• Version 1.3: 2023-09-06
  Changes: Data collection, Database references, Derived calculations, Refinement description