1VPW	Transcription Dna	date	Feb 27, 1998
title	Structure Of The Purr Mutant, L54m, Bound To Hypoxanthine An Operator Dna
authors	D.N.Arvidson, F.Lu, C.Faber, H.Zalkin, R.G.Brennan
compound		source
Molecule: Dna (5'- D(Tpapcpgpcpapapapcpgptptptpgpcpgpt )-3'); Chain: B Synonym: Purf Operator Engineered: Yes		Synthetic: Yes Organism_scientific: Synthetic Construct Organism_taxid: 32630
Molecule: Purine Repressor Chain: A Engineered: Yes Mutation: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: C 2 2 21	R_factor 0.174 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 175.890 94.930 81.900 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.70 Å
ligand	HPA	enzyme
related structures	by homologous chain: 2PUB, 2PUE
Gene Ontology	Chain Function Process Component A
Primary reference	The structure of PurR mutant L54M shows an alternative route to DNA kinking., Arvidson DN, Lu F, Faber C, Zalkin H, Brennan RG, Nat Struct Biol 1998 Jun;5(6):436-41. PMID:9628480

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (65 Kb) [Save to disk] Biological Unit Coordinates (1vpw.pdb1.gz) 121 Kb LPC: Ligand-Protein Contacts for 1VPW CSU: Contacts of Structural Units for 1VPW Likely Quarternary Molecular Structure file(s) for 1VPW Retrieve 1VPW in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1VPW from S2C, [Save to disk]

View 1VPW 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 1VPW

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1VPW, from MSDmotif at EBI Genome occurence of 1VPW's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1vpwa1, region A:3-58 [Jmol] [rasmolscript] [script source]     - Domain d1vpwa2, region A:59-340 [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: [1vpw_A] [1vpw_B] [1vpw] SWISS-PROT database: [P0ACP7] Domain organization of [PURR_ECOLI] by SWISSPFAM Domain found in 1VPW: [HTH_LACI ] by SMART

Other resources with information on 1VPW

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

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