1SQ9	Antiviral Protein, Recombination	date	Mar 18, 2004
title	Structure Of Ski8p, A Wd Repeat Protein Involved In Mrna Deg And Meiotic Recombination
authors	A.Y.Madrona, D.K.Wilson
compound		source
Molecule: Antiviral Protein Ski8 Chain: A Engineered: Yes		Organism_scientific: Saccharomyces Cerevisiae Organism_common: Baker'S Yeast Organism_taxid: 4932 Gene: Ski8, Rec103, Ygl213c Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Ptyb2
symmetry	Space Group: P 21 21 21	R_factor 0.191 R_Free 0.246
crystal cell	length a length b length c angle alpha angle beta angle gamma 65.540 67.640 80.310 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	SO4	enzyme
note	1SQ9 is a representative structure
related structures	by homologous chain: 1S4U
Gene Ontology	Chain Function Process Component A
Primary reference	The structure of Ski8p, a protein regulating mRNA degradation: Implications for WD protein structure., Madrona AY, Wilson DK, Protein Sci 2004 Jun;13(6):1557-65. PMID:15152089

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (68 Kb) [Save to disk] Biological Unit Coordinates (1sq9.pdb1.gz) 64 Kb LPC: Ligand-Protein Contacts for 1SQ9 CSU: Contacts of Structural Units for 1SQ9 Likely Quarternary Molecular Structure file(s) for 1SQ9 Retrieve 1SQ9 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1SQ9 from S2C, [Save to disk]

View 1SQ9 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 1SQ9

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1SQ9, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1sq9a_, region A [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1sq9_A] [1sq9] SWISS-PROT database: [Q02793] Domain organization of [SKI8_YEAST] by SWISSPFAM Domain found in 1SQ9: [WD40 ] by SMART

Other resources with information on 1SQ9

Community annotation for 1SQ9 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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