1KKD Signaling Protein date Dec 07, 2001
title Solution Structure Of The Calmodulin Binding Domain (Cambd) Of Small Conductance Ca2+-Activated Potassium Channels (Sk2)
authors R.Wissmann, W.Bildl, H.Neumann, A.F.Rivard, N.Kloecker, D.Weitz, U.Schulte, J.P.Adelman, D.Bentrop, B.Fakler
compound source
Molecule: Small Conductance Calcium-Activated Potassium Channel Protein 2;
Chain: A
Fragment: Cytoplasmic Calmodulin Binding Domain (Cambd)
Synonym: Calcium-Activated Potassium Channel Rsk2; Sk2
Engineered: Yes
Organism_scientific: Rattus Norvegicus
Organism_common: Norway Rat
Organism_taxid: 10116
Gene: Sk2 (Kcnn2)
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet23b
methodSolution NMR
related structures by homologous chain: 1G4Y

Primary referenceA helical region in the C terminus of small-conductance Ca2+-activated K+ channels controls assembly with apo-calmodulin., Wissmann R, Bildl W, Neumann H, Rivard AF, Klocker N, Weitz D, Schulte U, Adelman JP, Bentrop D, Fakler B, J Biol Chem 2002 Feb 8;277(6):4558-64. PMID:11723128
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (626 Kb) [Save to disk]
  • CSU: Contacts of Structural Units for 1KKD
  • Original NMR restraints for 1KKD from PDB
  • Experimental data, such as chemical shifts, at BioMagResBank (BMRB)
  • NMR Restraints Grid from BioMagResBank (BMRB)
  • Retrieve 1KKD in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1KKD from S2C, [Save to disk]
  • View 1KKD 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 1KKD
  • 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 1KKD, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1kkda_, region A [Jmol] [rasmolscript] [script source]
  • Fold representative 1kkd from FSSP and Dali (Families of Structurally Similar Proteins)
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1kkd_A] [1kkd]
  • SWISS-PROT database: [P70604]
  • Domain organization of [KCNN2_RAT] by SWISSPFAM
  • Domain found in 1KKD: [CaMBD ] by SMART
  • Other resources with information on 1KKD
  • Community annotation for 1KKD at PDBWiki (http://pdbwiki.org)
  • NMR Ensemble (OLDERADO: core, domain and representative structure database)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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