1Q43 Transport Protein date Aug 01, 2003
title Hcn2i 443-640 In The Presence Of Camp, Selenomethionine Deri
authors W.N.Zagotta, N.B.Olivier, K.D.Black, E.C.Young, R.Olson, J.E.Goua
compound source
Molecule: Potassiumsodium Hyperpolarization-Activated Cycl Nucleotide-Gated Channel 2;
Chain: A, B
Fragment: Residues 443-645
Synonym: Brain Cyclic Nucleotide Gated Channel 2, Bcng-2, Hyperpolarization-Activated Cation Channel 1, Hac-1;
Engineered: Yes
Organism_scientific: Mus Musculus
Organism_common: House Mouse
Organism_taxid: 10090
Organ: Brain
Gene: Hcn2, Bcng2 Or Hac1
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl-21 (De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Petgq
symmetry Space Group: I 4
R_factor 0.195 R_Free 0.242
crystal
cell
length a length b length c angle alpha angle beta angle gamma
94.750 94.750 124.420 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand CMP, MSE enzyme
related structures by homologous chain: 1Q3E, 1Q5O
Primary referenceStructural basis for modulation and agonist specificity of HCN pacemaker channels., Zagotta WN, Olivier NB, Black KD, Young EC, Olson R, Gouaux E, Nature 2003 Sep 11;425(6954):200-5. PMID:12968185
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (78 Kb) [Save to disk]
  • Biological Unit Coordinates (1q43.pdb1.gz) 142 Kb
  • Biological Unit Coordinates (1q43.pdb2.gz) 37 Kb
  • Biological Unit Coordinates (1q43.pdb3.gz) 283 Kb
  • Biological Unit Coordinates (1q43.pdb4.gz) 142 Kb
  • LPC: Ligand-Protein Contacts for 1Q43
  • CSU: Contacts of Structural Units for 1Q43
  • Likely Quarternary Molecular Structure file(s) for 1Q43
  • Structure Factors (281 Kb)
  • Retrieve 1Q43 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1Q43 from S2C, [Save to disk]
  • Re-refined 1q43 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1Q43 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 1Q43
  • 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 1Q43, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1q43a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1q43b_, region B [Jmol] [rasmolscript] [script source]
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1q43] [1q43_A] [1q43_B]
  • SWISS-PROT database: [O88703]
  • Domain organization of [HCN2_MOUSE] by SWISSPFAM
  • Domain found in 1Q43: [cNMP ] by SMART
  • Other resources with information on 1Q43
  • Community annotation for 1Q43 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

  • You may enter another PDB ID code
    Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]
    OCA© by Jaime Prilusky, 1996-2014,2022
    Bioinformatics Unit
    Weizmann Institute of Science