2K2B Transport Protein date Mar 31, 2008
title Sparse-Constraint Solution Nmr Structure Of Micelle- Solublized Cytosolic Amino Terminal Domain Of C. Elegans Mechanosensory Ion Channel Subunit Mec-4. New York Consortium On Membrane Protein Structure (Nycomps) (Casp Target)
authors J.K.Everett, G.Liu, M.A.Driscoll, G.T.Montelione, New York Consortium On Membrane Protein Structure (Nycomps)
compound source
Molecule: Degenerin Mec-4
Chain: A
Fragment: Cytosolic Domain: Residues 1-103
Synonym: Mechanosensory Abnormality Protein 4
Engineered: Yes
Organism_scientific: Caenorhabditis Elegans
Organism_common: Nematode
Organism_taxid: 6239
Strain: Bristol N2
Gene: Mec-4, Mec-13, T01c8.7
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet21c
methodSolution NMR

Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (676 Kb) [Save to disk]
  • CSU: Contacts of Structural Units for 2K2B
  • Original NMR restraints for 2K2B from PDB
  • Retrieve 2K2B in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2K2B from S2C, [Save to disk]
  • View 2K2B 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 2K2B
  • 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 2K2B, from MSDmotif at EBI
  • Fold representative 2k2b from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2k2b] [2k2b_A]
  • SWISS-PROT database: [P24612]
  • Belongs to the epithelial na(+) channel (enac) family according to TCDB.
  • Domain organization of [MEC4_CAEEL] by SWISSPFAM
  • Other resources with information on 2K2B
  • Community annotation for 2K2B 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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