1N3F Hydrolase Dna date Oct 28, 2002
title Crystal Structure Of I-Crei Bound To A Palindromic Dna Seque (Palindrome Of Right Side Of Wildtype Dna Target Sequence)
authors B.Chevalier, M.Turmel, C.Lemieux, R.J.Monnat, B.L.Stoddard
compound source
Molecule: 5'-D(Cpgpapapapcptpgptpcptpcpgpa)-3
Chain: C, E, I, K
Engineered: Yes
Synthetic: Yes

Molecule: 5'-D(Pgpapcpapgptptptpcpg-3')
Chain: D, F, J, L
Engineered: Yes

Synthetic: Yes

Molecule: Dna Endonuclease I-Crei
Chain: A, B, G, H
Synonym: 23s Rrna Intron Protein
Ec: 3.1.-.-
Engineered: Yes

Organism_scientific: Chlamydomonas Reinhardtii
Organism_taxid: 3055
Gene: Cr.Lsu Intron Of Choroplast 23s Rdna Gene
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21[De3]
Expression_system_vector_type: Plasmid
Expression_system_vector: T7
Expression_system_plasmid: Pi-Crei
symmetry Space Group: P 1 21 1
R_factor 0.195 R_Free 0.228
crystal
cell
length a length b length c angle alpha angle beta angle gamma
78.320 76.390 81.060 90.00 108.75 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand CA enzyme Hydrolase E.C.3.1 BRENDA
related structures by homologous chain: 1G9Z, 1T9J
Gene
Ontology
ChainFunctionProcessComponent
H, A, G, B
  • nuclease activity
  • endonuclease activity


  • Primary referenceFlexible DNA target site recognition by divergent homing endonuclease isoschizomers I-CreI and I-MsoI., Chevalier B, Turmel M, Lemieux C, Monnat RJ Jr, Stoddard BL, J Mol Biol 2003 May 30;329(2):253-69. PMID:12758074
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (152 Kb) [Save to disk]
  • Biological Unit Coordinates (1n3f.pdb1.gz) 74 Kb
  • Biological Unit Coordinates (1n3f.pdb2.gz) 73 Kb
  • LPC: Ligand-Protein Contacts for 1N3F
  • CSU: Contacts of Structural Units for 1N3F
  • Likely Quarternary Molecular Structure file(s) for 1N3F
  • Structure Factors (679 Kb)
  • Retrieve 1N3F in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1N3F from S2C, [Save to disk]
  • Re-refined 1n3f structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1N3F 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 1N3F
  • 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 1N3F, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1n3fa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1n3fb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1n3fg_, region G [Jmol] [rasmolscript] [script source]
        - Domain d1n3fh_, region H [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: [1n3f_A] [1n3f_C] [1n3f_J] [1n3f_H] [1n3f_K] [1n3f_L] [1n3f_G] [1n3f_I] [1n3f_D] [1n3f_E] [1n3f_B] [1n3f_F] [1n3f]
  • SWISS-PROT database: [P05725]
  • Domain organization of [DNE1_CHLRE] by SWISSPFAM
  • Other resources with information on 1N3F
  • Community annotation for 1N3F 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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