1KA7 Immune System date Oct 31, 2001
title Sapsh2d1a Bound To Peptide N-Y-C
authors P.M.Hwang, C.Li, M.Morra, J.Lillywhite, F.Gertler, C.Terhorst, L.E.Kay, T.Pawson, J.Forman-Kay, S.C.Li
compound source
Molecule: Sh2 Domain Protein 1a
Chain: A
Synonym: Slam-Associated Protein
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet3a

Molecule: Peptide N-Y-C
Chain: B
Fragment: Cytoplasmic Region (Residues 275-286)
Synonym: Signaling Lymphocytic Activation Molecule
Engineered: Yes
Mutation: Yes

Synthetic: Yes
Other_details: This Peptide Was Chemically Synthesized (Solid Phase Synthesis). The Sequence Of The Peptide Is Naturally Found In Homo Sapiens (Human).
methodSolution NMR
related structures by homologous chain: 1KA6

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] (38 Kb) [Save to disk]
  • CSU: Contacts of Structural Units for 1KA7
  • Original NMR restraints for 1KA7 from PDB
  • Experimental data, such as chemical shifts, at BioMagResBank (BMRB)
  • NMR Restraints Grid from BioMagResBank (BMRB)
  • Retrieve 1KA7 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1KA7 from S2C, [Save to disk]
  • View 1KA7 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 1KA7
  • 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 1KA7, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ka7a_, region A [Jmol] [rasmolscript] [script source]
  • Fold representative 1ka7 from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1ka7_A] [1ka7_B] [1ka7]
  • SWISS-PROT database: [O60880] [Q13291]
  • Domain organization of [SH21A_HUMAN] [SLAF1_HUMAN] by SWISSPFAM
  • Domain found in 1KA7: [SH2 ] by SMART
  • Other resources with information on 1KA7
  • Community annotation for 1KA7 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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