1NI2 Structural Protein date Dec 20, 2002
title Structure Of The Active Ferm Domain Of Ezrin
authors W.J.Smith, N.Nassar, A.P.Bretscher, R.A.Cerione, P.A.Karplus
compound source
Molecule: Ezrin
Chain: A, B
Fragment: Residue 1-296
Synonym: P81, Cytovillin, Villin 2
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Vil2
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21 (De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pqe16
symmetry Space Group: P 1 21 1
R_factor 0.230 R_Free 0.283
length a length b length c angle alpha angle beta angle gamma
48.489 112.802 66.301 90.00 102.32 90.00
method X-Ray Diffractionresolution 2.30 Å
related structures by homologous chain: 1EF1, 1J19
A, B

Primary referenceStructure of the active N-terminal domain of Ezrin. Conformational and mobility changes identify keystone interactions., Smith WJ, Nassar N, Bretscher A, Cerione RA, Karplus PA, J Biol Chem 2003 Feb 14;278(7):4949-56. Epub 2002 Nov 11. PMID:12429733
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (110 Kb) [Save to disk]
  • Biological Unit Coordinates (1ni2.pdb1.gz) 55 Kb
  • Biological Unit Coordinates (1ni2.pdb2.gz) 54 Kb
  • CSU: Contacts of Structural Units for 1NI2
  • Likely Quarternary Molecular Structure file(s) for 1NI2
  • Structure Factors (317 Kb)
  • Retrieve 1NI2 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1NI2 from S2C, [Save to disk]
  • Re-refined 1ni2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1NI2 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 1NI2
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1NI2, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ni2a2, region A:199-297 [Jmol] [rasmolscript] [script source]
        - Domain d1ni2a3, region A:2-87 [Jmol] [rasmolscript] [script source]
        - Domain d1ni2a1, region A:88-198 [Jmol] [rasmolscript] [script source]
        - Domain d1ni2b2, region B:199-297 [Jmol] [rasmolscript] [script source]
        - Domain d1ni2b3, region B:2-87 [Jmol] [rasmolscript] [script source]
        - Domain d1ni2b1, region B:88-198 [Jmol] [rasmolscript] [script source]
  • Fold representative 1ni2 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: [1ni2_B] [1ni2_A] [1ni2]
  • SWISS-PROT database: [P15311]
  • Domain organization of [EZRI_HUMAN] by SWISSPFAM
  • Domains found in 1NI2: [B41] [FERM_C ] by SMART
  • Other resources with information on 1NI2
  • Community annotation for 1NI2 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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