1FBU	Transcription	date	Jul 16, 2000
title	Heat Shock Transcription Factor Dna Binding Domain
authors	J.A.Hardy, H.C.M.Nelson
compound		source
Molecule: Heat Shock Factor Protein Chain: A, B Fragment: Hsf Dna Binding Domain Engineered: Yes		Organism_scientific: Kluyveromyces Lactis Organism_taxid: 28985 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_plasmid: Pet3bplyss
symmetry	Space Group: P 21 21 2	R_factor 0.226 R_Free 0.267
crystal cell	length a length b length c angle alpha angle beta angle gamma 56.800 64.100 50.900 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
related structures	by homologous chain: 1FBQ, 1FBS
Gene Ontology	Chain Function Process Component A, B
Primary reference	Proline in alpha-helical kink is required for folding kinetics but not for kinked structure, function, or stability of heat shock transcription factor., Hardy JA, Nelson HC, Protein Sci 2000 Nov;9(11):2128-41. PMID:11305238

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (36 Kb) [Save to disk] Biological Unit Coordinates (1fbu.pdb1.gz) 32 Kb CSU: Contacts of Structural Units for 1FBU Likely Quarternary Molecular Structure file(s) for 1FBU Retrieve 1FBU in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1FBU from S2C, [Save to disk]

View 1FBU 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 1FBU

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1FBU, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1fbua_, region A [Jmol] [rasmolscript] [script source]     - Domain d1fbub_, region B [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: [1fbu_B] [1fbu_A] [1fbu] SWISS-PROT database: [P22121] Domain organization of [HSF_KLULA] by SWISSPFAM Domain found in 1FBU: [HSF ] by SMART

Other resources with information on 1FBU

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

Movements, Movies and Images

Domain movements in 1FBU from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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