1WET	Transcription Dna	date	Apr 27, 1997
title	Structure Of The Purr-Guanine-Purf Operator Complex
authors	M.A.Schumacher, A.Glasfeld, H.Zalkin, R.G.Brennan
compound		source
Molecule: Dna (5'- D(Apapcpgpapapapapcpgptptptptpcpgpt )-3'); Chain: B Engineered: Yes		Synthetic: Yes
Molecule: Protein (Purine Repressor) Chain: A		Organism_scientific: Escherichia Coli Organism_taxid: 562
symmetry	Space Group: C 2 2 21	R_factor R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 175.990 95.080 81.510 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.60 Å
ligand	GUN	enzyme
related structures	by homologous chain: 1JH9, 2PUD
Gene Ontology	Chain Function Process Component A
Primary reference	The X-ray structure of the PurR-guanine-purF operator complex reveals the contributions of complementary electrostatic surfaces and a water-mediated hydrogen bond to corepressor specificity and binding affinity., Schumacher MA, Glasfeld A, Zalkin H, Brennan RG, J Biol Chem 1997 Sep 5;272(36):22648-53. PMID:9278422

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (67 Kb) [Save to disk] Biological Unit Coordinates (1wet.pdb1.gz) 123 Kb LPC: Ligand-Protein Contacts for 1WET CSU: Contacts of Structural Units for 1WET Likely Quarternary Molecular Structure file(s) for 1WET Retrieve 1WET in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1WET from S2C, [Save to disk]

View 1WET 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 1WET

Cartoon representation from PDB Cartoon Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute Crystal Contacts, from CryCo at Weizmann Institute 3D motif for 1WET, from MSDmotif at EBI Genome occurence of 1WET's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1weta1, region A:3-58 [Jmol] [rasmolscript] [script source]     - Domain d1weta2, region A:59-340 [Jmol] [rasmolscript] [script source] Fold representative 1wet from FSSP and Dali (Families of Structurally Similar Proteins) 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: [1wet] [1wet_B] [1wet_A] SWISS-PROT database: [P0ACP7] Domain organization of [PURR_ECOLI] by SWISSPFAM Domain found in 1WET: [HTH_LACI ] by SMART

Other resources with information on 1WET

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

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