7CR4 Transport Protein date Aug 12, 2020
title Human Kcnq2-Cam In Complex With Ztz240
authors X.Li, D.Lv, J.Wang, S.Ye, J.Guo
compound source
Molecule: Potassium Voltage-Gated Channel Subfamily Kqt Mem
Chain: A, B, D, F
Synonym: Kqt-Like 2,Neuroblastoma-Specific Potassium Channe Alpha Kvlqt2,Voltage-Gated Potassium Channel Subunit Kv7.2;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Kcnq2
Expression_system: Homo Sapiens
Expression_system_taxid: 9606
Expression_system_cell_line: Hek293

Molecule: Calmodulin-3
Chain: H, C, E, G

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
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 3.90 Å
ligand GB9 enzyme
Gene
Ontology
ChainFunctionProcessComponent
H, C, G, E


Primary referenceMolecular basis for ligand activation of the human KCNQ2 channel., Li X, Zhang Q, Guo P, Fu J, Mei L, Lv D, Wang J, Lai D, Ye S, Yang H, Guo J, Cell Res. 2020 Sep 3. pii: 10.1038/s41422-020-00410-8. doi:, 10.1038/s41422-020-00410-8. PMID:32884139
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (299 Kb) [Save to disk]
  • Biological Unit Coordinates (7cr4.pdb1.gz) 285 Kb
  • LPC: Ligand-Protein Contacts for 7CR4
  • CSU: Contacts of Structural Units for 7CR4
  • Retrieve 7CR4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 7CR4 from S2C, [Save to disk]
  • View 7CR4 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 7CR4
  • 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 7cr4 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [7cr4_C] [7cr4_D] [7cr4_E] [7cr4_H] [7cr4_A] [7cr4_F] [7cr4_B] [7cr4_G]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 7CR4
  • Community annotation for 7CR4 at PDBWiki (http://pdbwiki.org)

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