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
crystal cell	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 Diffraction	resolution	2.30 Å
related structures	by homologous chain: 1EF1, 1J19
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structure 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] (109 Kb) [Save to disk] Biological Unit Coordinates (1ni2.pdb1.gz) 54 Kb Biological Unit Coordinates (1ni2.pdb2.gz) 53 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

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 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] 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)

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