6OVD

Crystal structure of GluN1/GluN2A NMDA receptor agonist binding domains with glycine and antagonist, 3-ethylphenyl-ACEPC

• PDB DOI: https://doi.org/10.2210/pdb6OVD/pdb

• Classification: PROTEIN TRANSPORT
• Organism(s): Rattus norvegicus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2019-05-07 Released: 2020-05-13 
• Deposition Author(s): Syrenne, J.T., Mou, T.C., Tamborini, L., Pinto, A., Sprang, S.R., Hansen, K.B.
• Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS), National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.240 
• R-Value Work: 0.194 
• R-Value Observed: 0.197 

Literature

Crystal structure of GluN1/GluN2A NMDA receptor agonist binding domains with glycine and antagonist, 3-ethylphenyl-ACEPC

Syrenne, J.T., Mou, T.C., Tamborini, L., Pinto, A., Sprang, S.R., Hansen, K.B.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 Pseudo Symmetry: Cyclic - C2  (Explore in 3D)
Pseudo Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 65.51 kDa 
• Atom Count: 4,752 
• Modelled Residue Count: 554 
• Deposited Residue Count: 575 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Glutamate receptor ionotropic, NMDA 1	A	292	Rattus norvegicus	Mutation(s): 0  Gene Names: Grin1, Nmdar1
UniProt
Find proteins for P35439 (Rattus norvegicus) Explore P35439  Go to UniProtKB:  P35439

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Glutamate receptor ionotropic, NMDA 2A	B	283	Rattus norvegicus	Mutation(s): 0  Gene Names: Grin2a
UniProt
Find proteins for Q00959 (Rattus norvegicus) Explore Q00959  Go to UniProtKB:  Q00959

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
N9A (Subject of Investigation/LOI)	D [auth B]	(3S,5S)-5-[(2R)-2-amino-2-carboxyethyl]-1-(3-ethylphenyl)pyrazolidine-3-carboxylic acid C15 H21 N3 O4 LCLMUHPMEPOVIB-XQQFMLRXSA-N
GLY	C [auth A]	GLYCINE C2 H5 N O2 DHMQDGOQFOQNFH-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.240 
• R-Value Work: 0.194 
• R-Value Observed: 0.197 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 54.666	α = 90
b = 87.237	β = 90
c = 122.597	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: 2020-05-13 
Deposition Author(s): Syrenne, J.T., Mou, T.C., Tamborini, L., Pinto, A., Sprang, S.R., Hansen, K.B.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	P20GM103546
National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS)	United States	R01NS097536

Revision History  

• Version 1.0: 2020-05-13
  Type: Initial release
  
• Version 1.1: 2023-10-11
  Changes: Data collection, Database references, Refinement description