1KA6 SAP/SH2D1A bound to peptide n-pY date
authors Hwang, P.M., Li, C., Morra, M., Lillywhite, J., Gertler, F., Terhorst, C., Kay, L.E., Pawson, T., Forman-Kay, J., Li, S.C.
compound source
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution
ligand NH2, PTR enzyme
related structures by homologous chain: 1KA7, 1M27

Primary referenceA "three-pronged" binding mechanism for the SAP/SH2D1A SH2 domain: structural basis and relevance to the XLP syndrome., Hwang PM, Li C, Morra M, Lillywhite J, Muhandiram DR, Gertler F, Terhorst C, Kay LE, Pawson T, Forman-Kay JD, Li SC, EMBO J 2002 Feb 1;21(3):314-23. PMID:11823424
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (37 Kb) [Save to disk]
  • Biological Unit Coordinates (1ka6.pdb1.gz) 34 Kb
  • LPC: Ligand-Protein Contacts for 1KA6
  • CSU: Contacts of Structural Units for 1KA6
  • Original NMR restraints for 1KA6 from PDB
  • Retrieve 1KA6 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1KA6 from S2C, [Save to disk]
  • View 1KA6 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 1KA6
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1KA6, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ka6a_, region A [Jmol] [rasmolscript] [script source]
  • 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: [1ka6_B] [1ka6] [1ka6_A]
  • SWISS-PROT database: [O60880] [Q13291]
  • Domain organization of [SH21A_HUMAN] [SLAF1_HUMAN] by SWISSPFAM
  • Domain found in 1KA6: [SH2 ] by SMART
  • Other resources with information on 1KA6
  • Community annotation for 1KA6 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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