3QEM Transport Protein date Jan 20, 2011
title Crystal Structure Of Amino Terminal Domains Of The Nmda Rece Subunit Glun1 And Glun2b In Complex With Ro 25-6981
authors E.Karakas, N.Simorowski, H.Furukawa
compound source
Molecule: Nmda Glutamate Receptor Subunit
Chain: A, C
Fragment: Amino Terminal Domain, Residues 23-405
Engineered: Yes
Mutation: Yes
Organism_scientific: Xenopus Laevis
Organism_common: African Clawed Frog
Organism_taxid: 8355
Gene: Grin1, Nr1
Expression_system: Trichoplusia Ni
Expression_system_common: Cabbage Looper
Expression_system_taxid: 7111
Expression_system_vector_type: Baculovirus

Molecule: Glutamate [Nmda] Receptor Subunit Epsilon-2
Chain: B, D
Fragment: Amino Terminal Domain, Residues 31-394
Synonym: N-Methyl D-Aspartate Receptor Subtype 2b, Nmdar2b,
Engineered: Yes
Mutation: Yes

Organism_scientific: Rattus Norvegicus
Organism_common: Rat
Organism_taxid: 10116
Gene: Grin2b
Expression_system: Trichoplusia Ni
Expression_system_common: Cabbage Looper
Expression_system_taxid: 7111
Expression_system_vector_type: Baculovirus
symmetry Space Group: C 1 2 1
R_factor 0.192 R_Free 0.250
crystal
cell
length a length b length c angle alpha angle beta angle gamma
268.029 61.255 144.423 90.00 116.32 90.00
method X-Ray Diffractionresolution 3.00 Å
ligand BMA, MAN, NA, NAG, QEM BindingDB enzyme
Primary referenceSubunit arrangement and phenylethanolamine binding in GluN1/GluN2B NMDA receptors., Karakas E, Simorowski N, Furukawa H, Nature. 2011 Jun 15;475(7355):249-53. doi: 10.1038/nature10180. PMID:21677647
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (428 Kb) [Save to disk]
  • Biological Unit Coordinates (3qem.pdb1.gz) 217 Kb
  • Biological Unit Coordinates (3qem.pdb2.gz) 206 Kb
  • LPC: Ligand-Protein Contacts for 3QEM
  • CSU: Contacts of Structural Units for 3QEM
  • Structure Factors (662 Kb)
  • Retrieve 3QEM in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3QEM from S2C, [Save to disk]
  • Re-refined 3qem structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3QEM in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 3QEM
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 3QEM, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3qem_D] [3qem_A] [3qem_C] [3qem] [3qem_B]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 3QEM
  • Community annotation for 3QEM at PDBWiki (http://pdbwiki.org)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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