3BAS	Contractile Protein	date	Nov 08, 2007
title	Crystal Structure Of The N-Terminal Region Of The Scallop My Monoclinic (C2) Form
authors	J.H.Brown, C.Cohen
compound		source
Molecule: Myosin Heavy Chain, Striated Musclegeneral Contr Gcn4 Chimera; Chain: A, B Fragment: Bay Scallop Myosin (Residues 835-885)Yeast Gcn4 Transcription Factor (Residues 250-281); Synonym: -Amino Acid Biosynthesis Regulatory Protein Engineered: Yes		Organism_scientific: Argopecten Irradians, Saccharomyces Ce Organism_common: , Baker'S Yeast Organism_taxid: 31199, 4932 Strain: , Tissue: Adductor Muscle- Gene: -Gcn4, Aas3, Arg9, Yel009c Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet15b
symmetry	Space Group: C 1 2 1	R_factor 0.246 R_Free 0.287
crystal cell	length a length b length c angle alpha angle beta angle gamma 123.335 44.912 39.878 90.00 95.18 90.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	IOD	enzyme
Primary reference	An Unstable Head-Rod Junction May Promote Folding into the Compact Off-State Conformation of Regulated Myosins., Brown JH, Yang Y, Reshetnikova L, Gourinath S, Suveges D, Kardos J, Hobor F, Reutzel R, Nyitray L, Cohen C, J Mol Biol. 2007 Nov 28;. PMID:18155233

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (34 Kb) [Save to disk] Biological Unit Coordinates (3bas.pdb1.gz) 29 Kb LPC: Ligand-Protein Contacts for 3BAS CSU: Contacts of Structural Units for 3BAS Likely Quarternary Molecular Structure file(s) for 3BAS Structure Factors (66 Kb) Retrieve 3BAS in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3BAS from S2C, [Save to disk] Re-refined 3bas structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3BAS 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 3BAS

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 3BAS, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3bas_A] [3bas_B] [3bas] SWISS-PROT database: [P03069] [P24733] Domain organization of [GCN4_YEAST] [MYS_AEQIR] by SWISSPFAM

Other resources with information on 3BAS

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

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