8B5U | pdb_00008b5u

Crystal structure of Quinonoid dihydropteridine reductase from Leishmania donovani

• PDB DOI: https://doi.org/10.2210/pdb8B5U/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Leishmania donovani
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2022-09-24 Released: 2022-10-19 
• Deposition Author(s): Robinson, D.A., Fairlamb, A.H.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 
  0.222 (Depositor), 0.230 (DCC) 
• R-Value Work: 
  0.198 (Depositor), 0.210 (DCC) 
• R-Value Observed: 
  0.199 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of Quinonoid dihydropteridine reductase from Leishmania donovani

Robinson, D.A., Fairlamb, A.H.

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: 25.85 kDa 
• Atom Count: 1,792 
• Modeled Residue Count: 227 
• Deposited Residue Count: 250 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Quinonoid dihydropteridine reductase	A	250	Leishmania donovani	Mutation(s): 0  Gene Names: CGC21_27355, LdCL_340051200, LdCL_340051500, LDHU3_34.6510 EC: 1.5.1.34
UniProt
Find proteins for A0A3S5H7Y1 (Leishmania donovani) Explore A0A3S5H7Y1  Go to UniProtKB:  A0A3S5H7Y1

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free:  0.222 (Depositor), 0.230 (DCC) 
• R-Value Work:  0.198 (Depositor), 0.210 (DCC) 
• R-Value Observed: 0.199 (Depositor) 

Space Group: P 6₅ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 66.762	α = 90
b = 66.762	β = 90
c = 242.92	γ = 120

Software Package:

Software Name	Purpose
Aimless	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
MOLREP	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-10-19 
Deposition Author(s): Robinson, D.A., Fairlamb, A.H.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2022-10-19
  Type: Initial release
  
• Version 1.1: 2024-01-31
  Changes: Data collection, Refinement description
• Version 1.2: 2024-10-16
  Changes: Structure summary