2LNQ Protein Fibril date Jan 03, 2012
title 40-Residue D23n Beta Amyloid Fibril
authors W.Qiang, W.Yau, Y.Luo, M.P.Mattson, R.Tycko
compound source
Molecule: P3(40)
Chain: A, B, C, D, E, F, G, H
Synonym: Amyloid Beta A4 Protein, Abpp, Appi, App, Alzheime Amyloid Protein, Cerebral Vascular Amyloid Peptide, Cvap, P Protease Nexin-II, Pn-II;
Engineered: Yes
Mutation: Yes
Synthetic: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
methodSolid-State NMR
note 2LNQ is a representative structure
subcellular loc. Membrane localization by OPM: Eukaryotic plasma membrane
extracellular side
cytoplasmic side
Primary referenceAntiparallel beta-sheet architecture in Iowa-mutant beta-amyloid fibrils., Qiang W, Yau WM, Luo Y, Mattson MP, Tycko R, Proc Natl Acad Sci U S A. 2012 Mar 20;109(12):4443-8. Epub 2012 Mar 8. PMID:22403062
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (518 Kb) [Save to disk]
  • Biological Unit Coordinates (2lnq.pdb1.gz) 52 Kb
  • CSU: Contacts of Structural Units for 2LNQ
  • Original NMR restraints for 2LNQ from PDB
  • Retrieve 2LNQ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2LNQ from S2C, [Save to disk]
  • View 2LNQ 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 2LNQ
  • 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 2LNQ, from MSDmotif at EBI
  • Fold representative 2lnq from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2lnq_G] [2lnq_H] [2lnq_F] [2lnq_D] [2lnq_B] [2lnq_C] [2lnq] [2lnq_E] [2lnq_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Alignments of the sequence of 2LNQ with the sequences similar proteins can be viewed for 2LNQ'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 2LNQ
  • Community annotation for 2LNQ at PDBWiki (http://pdbwiki.org)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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