7L4A

Crystal Structure of Cytidylate kinase from Encephalitozoon cuniculi GB-M1 in complex with two CDP molecules

• PDB DOI: https://doi.org/10.2210/pdb7L4A/pdb

• Classification: TRANSFERASE
• Organism(s): Encephalitozoon cuniculi GB-M1
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2020-12-18 Released: 2020-12-30 
• Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.190 
• R-Value Work: 0.148 
• R-Value Observed: 0.151 

Literature

Crystal Structure of Cytidylate kinase from Encephalitozoon cuniculi GB-M1 in complex with two CDP molecules

Abendroth, J.A., Fox III, D., Lorimer, D.D., Horanyi, P.S., Edwards, T.E.

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

Macromolecule Content

• Total Structure Weight: 27.3 kDa 
• Atom Count: 2,178 
• Modelled Residue Count: 223 
• Deposited Residue Count: 229 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cytidylate kinase	A	229	Encephalitozoon cuniculi GB-M1	Mutation(s): 0  Gene Names: ECU03_1270 EC: 2.7.4.25
UniProt
Find proteins for Q8SS83 (Encephalitozoon cuniculi (strain GB-M1)) Explore Q8SS83  Go to UniProtKB:  Q8SS83

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CDP (Subject of Investigation/LOI)	B [auth A], C [auth A]	CYTIDINE-5'-DIPHOSPHATE C9 H15 N3 O11 P2 ZWIADYZPOWUWEW-XVFCMESISA-N
SO4	D [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
EDO	E [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.190 
• R-Value Work: 0.148 
• R-Value Observed: 0.151 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 48.52	α = 90
b = 46.87	β = 112.592
c = 53.83	γ = 90

Software Package:

Software Name	Purpose
XDS	data reduction
XSCALE	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
PHASER	phasing
PARROT	phasing
ARP/wARP	model building
Coot	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2020-12-30 
Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

Revision History  

• Version 1.0: 2020-12-30
  Type: Initial release
  
• Version 1.1: 2024-03-06
  Changes: Data collection, Database references