4FCU

1.9 Angstrom Crystal Structure of 3-deoxy-manno-octulosonate Cytidylyltransferase (kdsB) from Acinetobacter baumannii without His-Tag Bound to the Active Site

• PDB DOI: https://doi.org/10.2210/pdb4FCU/pdb

• Classification: TRANSFERASE
• Organism(s): Acinetobacter baumannii ATCC 17978
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2012-05-25 Released: 2012-06-20 
• Deposition Author(s): Minasov, G., Halavaty, A., Shuvalova, L., Dubrovska, I., Winsor, J., Papazisi, L., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.242 
• R-Value Work: 0.187 
• R-Value Observed: 0.190 

Literature

1.9 Angstrom Crystal Structure of 3-deoxy-manno-octulosonate Cytidylyltransferase (kdsB) from Acinetobacter baumannii without His-Tag Bound to the Active Site.

Minasov, G., Halavaty, A., Shuvalova, L., Dubrovska, I., Winsor, J., Papazisi, L., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

To be published.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 28.43 kDa 
• Atom Count: 2,244 
• Modelled Residue Count: 253 
• Deposited Residue Count: 253 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
3-deoxy-manno-octulosonate cytidylyltransferase	A	253	Acinetobacter baumannii ATCC 17978	Mutation(s): 0  Gene Names: A1S_1557, kdsB EC: 2.7.7.38
UniProt
Find proteins for A3M4Z0 (Acinetobacter baumannii (strain ATCC 17978 / CIP 53.77 / LMG 1025 / NCDC KC755 / 5377)) Explore A3M4Z0  Go to UniProtKB:  A3M4Z0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.242 
• R-Value Work: 0.187 
• R-Value Observed: 0.190 
• Space Group: C 1 2 1
• Diffraction Data: https://doi.org/10.18430/m34fcu

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 108.542	α = 90
b = 40.155	β = 103.6
c = 54.71	γ = 90

Software Package:

Software Name	Purpose
Blu-Ice	data collection
PHASER	phasing
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-06-20 
Deposition Author(s): Minasov, G., Halavaty, A., Shuvalova, L., Dubrovska, I., Winsor, J., Papazisi, L., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

Revision History  

• Version 1.0: 2012-06-20
  Type: Initial release
  
• Version 1.1: 2017-11-15
  Changes: Refinement description
• Version 1.2: 2023-09-13
  Changes: Data collection, Database references, Refinement description