6XIS Membrane Protein date Jun 21, 2020
title Cryo-Em Structure Of The G Protein-Gated Inward Rectifier K+ Girk2 (Kir3.2) In Apo Form
authors Y.Niu, X.Tao, R.Mackinnon
compound source
Molecule: G Protein-Activated Inward Rectifier Potassium Ch
Chain: A, B, C, D
Engineered: Yes
Organism_scientific: Mus Musculus
Organism_common: Mouse
Organism_taxid: 10090
Gene: Kcnj6
Expression_system: Komagataella Pastoris
Expression_system_taxid: 4922
symmetry Space Group: P 1
length a length b length c angle alpha angle beta angle gamma
1.000 1.000 1.000 90.00 90.00 90.00
method Electron Microscopyresolution 3.90 Å
Primary referenceCryo-EM analysis of PIP2 regulation in mammalian GIRK channels., Niu Y, Tao X, Touhara KK, MacKinnon R, Elife. 2020 Aug 26;9. pii: 60552. doi: 10.7554/eLife.60552. PMID:32844743
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (221 Kb) [Save to disk]
  • Biological Unit Coordinates (6xis.pdb1.gz) 212 Kb
  • CSU: Contacts of Structural Units for 6XIS
  • Retrieve 6XIS in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 6XIS from S2C, [Save to disk]
  • View 6XIS 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 6XIS
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • Fold representative 6xis from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [6xis_D] [6xis_B] [6xis_C] [6xis_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 6XIS
  • Community annotation for 6XIS at PDBWiki (http://pdbwiki.org)

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