authors Merigeau, K., Arnoux, B., Ducruix, A.
compound source
R_Free 0.2057
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 1.20
ligand PO4 enzyme
related structures by homologous chain: 1KNT, 1KTH

Primary reference1.2 A refinement of the Kunitz-type domain from the alpha3 chain of human type VI collagen., Merigeau K, Arnoux B, Perahia D, Norris K, Norris F, Ducruix A, Acta Crystallogr D Biol Crystallogr 1998 May 1;54 ( Pt 3):306-12. PMID:9761897
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (15 Kb) [Save to disk]
  • Biological Unit Coordinates (2knt.pdb1.gz) 11 Kb
  • LPC: Ligand-Protein Contacts for 2KNT
  • CSU: Contacts of Structural Units for 2KNT
  • Likely Quarternary Molecular Structure file(s) for 2KNT
  • Structure Factors (289 Kb)
  • Retrieve 2KNT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2KNT from S2C, [Save to disk]
  • Re-refined 2knt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2KNT 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 2KNT
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Conformational Epitope Prediction for 2KNT from the CEP Server.
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2KNT, from MSDmotif at EBI
  • Genome occurence of 2KNT's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d2knt__, region [Jmol] [rasmolscript] [script source]
  • Fold representative 2knt 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: [2knt_A] [2knt]
  • SWISS-PROT database: [P12111]
  • Domain organization of [CO6A3_HUMAN] by SWISSPFAM
  • Domain found in 2KNT: [KU ] by SMART
  • Other resources with information on 2KNT
  • Community annotation for 2KNT at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 2KNT from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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