1Y4E Membrane Protein date Nov 30, 2004
title Nmr Structure Of Transmembrane Segment Iv Of The Nhe1 Isoform Of The Na+H+ Exchanger
authors E.R.Slepkov, J.K.Rainey, X.Li, Y.Liu, D.A.Lindhout, B.D.Sykes, L.Fliegel
compound source
Molecule: Sodiumhydrogen Exchanger 1
Chain: A
Fragment: Transmembrane Segment Iv
Synonym: Na+, H+, Exchanger 1, Nhe-1, Na+H+ Antiporter, Amiloride-Sensitive, Apnh;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Slc9a1, Apnh1, Nhe1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21 De3 (Plyss)
Expression_system_vector_type: Gev-1
methodSolution NMR
ligand HSL enzyme
note 1Y4E is a representative structure

Primary referenceStructural and Functional Characterization of Transmembrane Segment IV of the NHE1 Isoform of the Na+/H+ Exchanger., Slepkov ER, Rainey JK, Li X, Liu Y, Cheng FJ, Lindhout DA, Sykes BD, Fliegel L, J Biol Chem 2005 May 6;280(18):17863-72. Epub 2005 Jan 26. PMID:15677483
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (771 Kb) [Save to disk]
  • LPC: Ligand-Protein Contacts for 1Y4E
  • CSU: Contacts of Structural Units for 1Y4E
  • Original NMR restraints for 1Y4E from PDB
  • Retrieve 1Y4E in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1Y4E from S2C, [Save to disk]
  • View 1Y4E 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 1Y4E
  • 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 1Y4E, from MSDmotif at EBI
  • Fold representative 1y4e from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1y4e] [1y4e_A]
  • SWISS-PROT database: [P19634]
  • Belongs to the monovalent cation:proton antiporter-1 (cpa1) family according to TCDB.
  • Domain organization of [SL9A1_HUMAN] by SWISSPFAM
  • Other resources with information on 1Y4E
  • Community annotation for 1Y4E 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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