7BUZ | pdb_00007buz

Crystal structure of Pennisetum glaucum monodehydroascorbate reductase

• PDB DOI: https://doi.org/10.2210/pdb7BUZ/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Cenchrus americanus
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2020-04-08 Released: 2021-04-14 
• Deposition Author(s): Sonkar, K.S., Arulandu, A., Achary, M.M., Reddy, M.K.
• Funding Organization(s): Department of Biotechnology (DBT, India)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.29 Å
• R-Value Free: 
  0.248 (Depositor), 0.250 (DCC) 
• R-Value Work: 
  0.187 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.190 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of Pennisetum glaucum monodehydroascorbate reductase

Sonkar, K.S., Arulandu, A.

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: 96.58 kDa 
• Atom Count: 7,219 
• Modelled Residue Count: 866 
• Deposited Residue Count: 870 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Pennisetum glaucum monodehydroascorbate reductase	A, B	435	Cenchrus americanus	Mutation(s): 0  Gene Names: MDHAR EC: 1.6.5.4

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FAD (Subject of Investigation/LOI)	C [auth A], E [auth B]	FLAVIN-ADENINE DINUCLEOTIDE C27 H33 N9 O15 P2 VWWQXMAJTJZDQX-UYBVJOGSSA-N
NAD (Subject of Investigation/LOI)	D [auth A], F [auth B]	NICOTINAMIDE-ADENINE-DINUCLEOTIDE C21 H27 N7 O14 P2 BAWFJGJZGIEFAR-NNYOXOHSSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.29 Å
• R-Value Free:  0.248 (Depositor), 0.250 (DCC) 
• R-Value Work:  0.187 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.190 (Depositor) 

Diffraction Data: https://doi.org/10.18430/m37buz

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 80.572	α = 90
b = 83.46	β = 90
c = 132.872	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data reduction
BUSTER	refinement
PDB_EXTRACT	data extraction
PHENIX	model building
BALBES	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2021-04-14 
Deposition Author(s): Sonkar, K.S., Arulandu, A., Achary, M.M., Reddy, M.K.

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Funding Organization	Location	Grant Number
Department of Biotechnology (DBT, India)	India	No.BT/PR18774/BIC/101/454/2016

Revision History  

• Version 1.0: 2021-04-14
  Type: Initial release
  
• Version 1.1: 2023-11-29
  Changes: Advisory, Data collection, Database references, Refinement description