2KQ6 Transport Protein date Oct 28, 2009
title The Structure Of The Ef-Hand Domain Of Polycystin-2 Suggests Mechanism For Ca2+-Dependent Regulation Of Polycystin-2 Cha Activity
authors E.T.Petri, A.Celic, S.D.Kennedy, B.E.Ehrlich, T.J.Boggon, M.E.Hod
compound source
Molecule: Polycystin-2
Chain: A
Fragment: Unp Residues 720-797
Synonym: Polycystic Kidney Disease 2 Protein, Autosomal Dom Polycystic Kidney Disease Type II Protein, Polycystwin, R48
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Pkd2
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector: Pet-28a+
methodSolution NMR
Primary referenceStructure of the EF-hand domain of polycystin-2 suggests a mechanism for Ca2+-dependent regulation of polycystin-2 channel activity., Petri ET, Celic A, Kennedy SD, Ehrlich BE, Boggon TJ, Hodsdon ME, Proc Natl Acad Sci U S A. 2010 May 18;107(20):9176-81. Epub 2010 May 3. PMID:20439752
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (405 Kb) [Save to disk]
  • CSU: Contacts of Structural Units for 2KQ6
  • Original NMR restraints for 2KQ6 from PDB
  • Retrieve 2KQ6 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2KQ6 from S2C, [Save to disk]
  • View 2KQ6 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 2KQ6
  • 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
  • 3D motif for 2KQ6, from MSDmotif at EBI
  • Fold representative 2kq6 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2kq6_A] [2kq6]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Alignments of the sequence of 2KQ6 with the sequences similar proteins can be viewed for 2KQ6's classification at ProtoMap. Click on "Neighbors List", then on the "See Alignments" button below the list.
  • A sequence distance tree ("phylogenetic tree") can be viewed for 1ACL's classification at ProtoMap. Click on the Cluster number.
  • Other resources with information on 2KQ6
  • Community annotation for 2KQ6 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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