3BW1	Rna Binding Protein	date	Jan 07, 2008
title	Crystal Structure Of Homomeric Yeast Lsm3 Exhibiting Novel O Ring Organisation
authors	N.Naidoo, S.J.Harrop, P.M.G.Curmi, B.C.Mabbutt
compound		source
Molecule: U6 Snrna-Associated Sm-Like Protein Lsm3 Chain: A, B Synonym: Smx4 Protein Engineered: Yes		Organism_scientific: Saccharomyces Cerevisiae Organism_common: Baker'S Yeast Organism_taxid: 4932 Gene: Smx4 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 De3 Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Petmcsiii
symmetry	Space Group: I 4 2 2	R_factor 0.216 R_Free 0.243
crystal cell	length a length b length c angle alpha angle beta angle gamma 83.743 83.743 141.931 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.50 Å
ligand	MPD, SO4	enzyme
note	3BW1 is a representative structure
Gene Ontology	Chain Function Process Component A, B
Primary reference	Crystal structure of Lsm3 octamer from Saccharomyces cerevisiae: implications for Lsm ring organisation and recruitment., Naidoo N, Harrop SJ, Sobti M, Haynes PA, Szymczyna BR, Williamson JR, Curmi PM, Mabbutt BC, J Mol Biol. 2008 Apr 11;377(5):1357-71. Epub 2008 Jan 11. PMID:18329667

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (34 Kb) [Save to disk] Biological Unit Coordinates (3bw1.pdb1.gz) 110 Kb LPC: Ligand-Protein Contacts for 3BW1 CSU: Contacts of Structural Units for 3BW1 Likely Quarternary Molecular Structure file(s) for 3BW1 Structure Factors (134 Kb) Retrieve 3BW1 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3BW1 from S2C, [Save to disk] Re-refined 3bw1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3BW1 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 3BW1

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 3BW1, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3bw1_A] [3bw1] [3bw1_B] SWISS-PROT database: [P57743] Domain organization of [LSM3_YEAST] by SWISSPFAM Domain found in 3BW1: [Sm ] by SMART

Other resources with information on 3BW1

Community annotation for 3BW1 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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