7W19 | pdb_00007w19

Crystal Structure of Acinetobacter baumannii MPH-E

• PDB DOI: https://doi.org/10.2210/pdb7W19/pdb

• Classification: TRANSFERASE
• Organism(s): Acinetobacter baumannii
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2021-11-19 Released: 2022-12-07 
• Deposition Author(s): Qi, Q., Kuang, L., Jiang, Y.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 
  0.265 (Depositor), 0.260 (DCC) 
• R-Value Work: 
  0.224 (Depositor), 0.220 (DCC) 
• R-Value Observed: 
  0.226 (Depositor) 

Starting Model: experimental

Literature

Crystal Structure of the Acinetobacter baumannii Macrolide Phosphotransferases E Reveal the Novel Catalysis Mechanism

Qi, Q., Kuang, L., Jiang, Y.

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)

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

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

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

Macromolecule Content 

• Total Structure Weight: 69.34 kDa 
• Atom Count: 5,098 
• Modeled Residue Count: 584 
• Deposited Residue Count: 604 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Macrolide 2'-phosphotransferase	A, B	302	Acinetobacter baumannii	Mutation(s): 0  Gene Names: mph(E)
UniProt
Find proteins for A5Y459 (Acinetobacter baumannii) Explore A5Y459  Go to UniProtKB:  A5Y459

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CA (Subject of Investigation/LOI)	C [auth A], D [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N
MG (Subject of Investigation/LOI)	E [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free:  0.265 (Depositor), 0.260 (DCC) 
• R-Value Work:  0.224 (Depositor), 0.220 (DCC) 
• R-Value Observed: 0.226 (Depositor) 

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 86.844	α = 90
b = 142.172	β = 90
c = 92.229	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-12-07 
Deposition Author(s): Qi, Q., Kuang, L., Jiang, Y.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	2019YJ0083

Revision History  

• Version 1.0: 2022-12-07
  Type: Initial release
  
• Version 1.1: 2023-11-29
  Changes: Data collection, Refinement description