6V38 Transport Protein date Nov 25, 2019
title Cryo-Em Structure Of Ca2+-Bound Hsslo1 Channel
authors X.Tao, R.Mackinnon
compound source
Molecule: Calcium-Activated Potassium Channel Subunit Alpha
Chain: A, B, C, D
Synonym: Bk Channel,Bkca Alpha,Calcium-Activated Potassium Subfamily M Subunit Alpha-1,K(Vca)Alpha,Kca1.1,Maxi K Chann Slo-Alpha,Slo1,Slowpoke Homolog,Hslo;
Engineered: Yes
 Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Kcnma1, Kcnma, Slo
Expression_system: Homo Sapiens
Expression_system_taxid: 9606
Expression_system_cell_line: Hek293s Gnti-
Expression_system_atcc_number: Crl-3022
symmetry Space Group: P 1
R_factor
R_Free
crystal
cell
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 3.80 Å
ligand CA, CLR, MG, POV enzyme
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B


Primary referenceMolecular structures of the human Slo1 K(+) channel in complex with beta4., Tao X, MacKinnon R, Elife. 2019 Dec 9;8. pii: 51409. doi: 10.7554/eLife.51409. PMID:31815672
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (531 Kb) [Save to disk]
  • Biological Unit Coordinates (6v38.pdb1.gz) 515 Kb
  • LPC: Ligand-Protein Contacts for 6V38
  • CSU: Contacts of Structural Units for 6V38
  • Retrieve 6V38 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 6V38 from S2C, [Save to disk]
    • View 6V38 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 6V38
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [6v38_D] [6v38_B] [6v38_C] [6v38_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
    • Other resources with information on 6V38
  • Community annotation for 6V38 at PDBWiki (http://pdbwiki.org)

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