1HKF Receptor date Mar 10, 2003
title The Three Dimensional Structure Of Nk Cell Receptor Nkp44, A Triggering Partner In Natural Cytotoxicity
authors M.Ponassi, C.Cantoni, R.Biassoni, R.Conte, A.Spallarossa, A.Moretta, L.Moretta, M.Bolognesi, D.Bordo
compound source
Molecule: Nk Cell Activating Receptor
Chain: A
Fragment: Ig Domain, Residues 19-130
Synonym: Nkp44
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: M15(Prep4)
symmetry Space Group: P 62 2 2
R_factor 0.2399 R_Free 0.2446
crystal
cell
length a length b length c angle alpha angle beta angle gamma
60.437 60.437 197.253 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.2 Å
Primary referenceThe three-dimensional structure of the human NK cell receptor NKp44, a triggering partner in natural cytotoxicity., Cantoni C, Ponassi M, Biassoni R, Conte R, Spallarossa A, Moretta A, Moretta L, Bolognesi M, Bordo D, Structure (Camb) 2003 Jun;11(6):725-34. PMID:12791260
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (24 Kb) [Save to disk]
  • Biological Unit Coordinates (1hkf.pdb1.gz) 40 Kb
  • CSU: Contacts of Structural Units for 1HKF
  • Likely Quarternary Molecular Structure file(s) for 1HKF
  • Structure Factors (113 Kb)
  • Retrieve 1HKF in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1HKF from S2C, [Save to disk]
  • Re-refined 1hkf structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1HKF 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 1HKF
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1HKF, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1hkfa_, 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: [1hkf_A] [1hkf]
  • SWISS-PROT database: [O95944]
  • Domain organization of [NCTR2_HUMAN] by SWISSPFAM
  • Domain found in 1HKF: [IG ] by SMART
  • Other resources with information on 1HKF
  • Community annotation for 1HKF 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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