1TKN Membrane Protein date Jun 08, 2004
title Solution Structure Of Cappd, An Independently Folded Extracellular Domain Of Human Amyloid-Beta Precursor Protein
authors I.Dulubova, A.Ho, I.Huryeva, T.C.Sudhof, J.Rizo
compound source
Molecule: Amyloid Beta A4 Protein
Chain: A
Engineered: Yes
 Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: App, A4, Ad1
Expression_system: Escherichia Coli Bl21
Expression_system_taxid: 511693
Expression_system_strain: Bl21
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pgex-Kt
methodSolution NMR
related structures by homologous chain: 1RW6
Primary referenceThree-dimensional structure of an independently folded extracellular domain of human amyloid-beta precursor protein., Dulubova I, Ho A, Huryeva I, Sudhof TC, Rizo J, Biochemistry. 2004 Aug 3;43(30):9583-8. PMID:15274612
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (631 Kb) [Save to disk]
  • CSU: Contacts of Structural Units for 1TKN
  • Original NMR restraints for 1TKN from PDB
  • Experimental data, such as chemical shifts, at BioMagResBank (BMRB)
  • NMR Restraints Grid from BioMagResBank (BMRB)
  • Retrieve 1TKN in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1TKN from S2C, [Save to disk]
    • View 1TKN 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.
  • On AstexViewer, from MSD-EBI (viewer documentation).
  • On RasMol (Install RasMol freeware) Here's help on how to use RasMol.
    • Visual 3D analysis of 1TKN
  • 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 1TKN, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1tkna_, region A [Jmol] [rasmolscript] [script source]
  • Fold representative 1tkn from FSSP and Dali (Families of Structurally Similar Proteins)
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1tkn_A]
  • SWISS-PROT database: [P05067]
  • Belongs to the amyloid -protein peptide (app) family according to TCDB.
  • Domain organization of [A4_HUMAN] by SWISSPFAM
  • Alignments of the sequence of 1TKN with the sequences similar proteins can be viewed for 1TKN's classification [A4_HUMAN] 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 [A4_HUMAN] at ProtoMap. Click on the Cluster number.
    • Other resources with information on 1TKN
  • Community annotation for 1TKN 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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