2FFL	Crystal Structure of Dicer from Giardia intestinalis	date
authors	Doudna, J.A., MacRae, I.J., Adams, P.D.
compound		source
symmetry		R_factor R_Free 0.27452
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution	3.33
ligand	MN	enzyme
note	2FFL (Molecule of the Month:pdb98)
Gene Ontology	Chain Function Process Component A, D, C, B nuclease activity endonuclease activity ribonuclease III activity
Primary reference	Structural basis for double-stranded RNA processing by Dicer., Macrae IJ, Zhou K, Li F, Repic A, Brooks AN, Cande WZ, Adams PD, Doudna JA, Science. 2006 Jan 13;311(5758):195-8. PMID:16410517

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (449 Kb) [Save to disk] Biological Unit Coordinates (2ffl.pdb1.gz) 116 Kb Biological Unit Coordinates (2ffl.pdb2.gz) 115 Kb Biological Unit Coordinates (2ffl.pdb3.gz) 114 Kb Biological Unit Coordinates (2ffl.pdb4.gz) 115 Kb Biological Unit Coordinates (2ffl.pdb5.gz) 225 Kb LPC: Ligand-Protein Contacts for 2FFL CSU: Contacts of Structural Units for 2FFL Likely Quarternary Molecular Structure file(s) for 2FFL Structure Factors (530 Kb) Retrieve 2FFL in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2FFL from S2C, [Save to disk] Re-refined 2ffl structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2FFL 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 2FFL

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 2FFL, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2ffl_C] [2ffl_B] [2ffl] [2ffl_D] [2ffl_A] SWISS-PROT database: [A8BQJ3] Domain organization of [DCL_GIALA] by SWISSPFAM Domains found in 2FFL: [PAZ] [RIBOc ] by SMART

Other resources with information on 2FFL

Community annotation for 2FFL 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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