1SNX Transferase date Mar 12, 2004
title Crystal Structure Of Apo Interleukin-2 Tyrosine Kinase Catalytic Domain
authors K.Brown, J.M.Long, S.C.Vial, N.Dedi, N.J.Dunster, S.B.Renwick, A.J.Tanner, J.D.Frantz, M.A.Fleming, G.M.T.Cheetham
compound source
Molecule: Tyrosine-Protein Kinase Itktsk
Chain: A, B
Fragment: Catalytic Kinase Domain
Synonym: T-Cell-Specific Kinase, Tyrosine-Protein Kinase Lyk, Kinase Emt;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Itk, Lyk, Emt
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 1
R_factor 0.241 R_Free 0.296
length a length b length c angle alpha angle beta angle gamma
39.500 54.900 59.200 92.50 85.50 74.00
method X-Ray Diffractionresolution 3.20 Å
enzyme Transferase E.C. BRENDA
A, B

Primary referenceCrystal structures of interleukin-2 tyrosine kinase and their implications for the design of selective inhibitors., Brown K, Long JM, Vial SC, Dedi N, Dunster NJ, Renwick SB, Tanner AJ, Frantz JD, Fleming MA, Cheetham GM, J Biol Chem. 2004 Apr 30;279(18):18727-32. Epub 2004 Feb 6. PMID:14766749
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (84 Kb) [Save to disk]
  • Biological Unit Coordinates (1snx.pdb1.gz) 40 Kb
  • Biological Unit Coordinates (1snx.pdb2.gz) 41 Kb
  • CSU: Contacts of Structural Units for 1SNX
  • Likely Quarternary Molecular Structure file(s) for 1SNX
  • Retrieve 1SNX in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1SNX from S2C, [Save to disk]
  • View 1SNX 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 1SNX
  • 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 1SNX, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1snxa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1snxb_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1snx from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1snx] [1snx_A] [1snx_B]
  • SWISS-PROT database: [Q08881]
  • Domain organization of [ITK_HUMAN] by SWISSPFAM
  • Domain found in 1SNX: [TyrKc ] by SMART
  • Other resources with information on 1SNX
  • Community annotation for 1SNX 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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