3HXO	Blood Clotting Blood Clotting Regulator	date	Jun 21, 2009
title	Crystal Structure Of Von Willebrand Factor (Vwf) A1 Domain I With Dna Aptamer Arc1172, An Inhibitor Of Vwf-Platelet Bind
authors	R.H.Huang, J.E.Sadler, D.H.Fremont, J.L.Diener, R.G.Schaub
compound		source
Molecule: Von Willebrand Factor Chain: A Fragment: Von Willebrand Factor (Vwf) A1 Domain (Residues 1 Synonym: Vwf, Von Willebrand Antigen 2, Von Willebrand Anti Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Vwf, F8vwf Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Aptamer Arc1172 Chain: B Fragment: Aptamer Arc1172 Engineered: Yes		Synthetic: Yes Other_details: Arc1172 Is A Dna Oligonucleotides That Bind Target Molecules, Identified By Selection In Vitro From Lar Sequence Libraries (Termed Selex: Systematic Evolution Of L Exponential Enrichment)
symmetry	Space Group: P 21 21 21	R_factor 0.228 R_Free 0.274
crystal cell	length a length b length c angle alpha angle beta angle gamma 52.093 66.354 108.749 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.40 Å
Primary reference	A structural explanation for the antithrombotic activity of ARC1172, a DNA aptamer that binds von Willebrand factor domain A1., Huang RH, Fremont DH, Diener JL, Schaub RG, Sadler JE, Structure. 2009 Nov 11;17(11):1476-84. PMID:19913482

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (116 Kb) [Save to disk] Biological Unit Coordinates (3hxo.pdb1.gz) 111 Kb CSU: Contacts of Structural Units for 3HXO Structure Factors (182 Kb) Retrieve 3HXO in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3HXO from S2C, [Save to disk] Re-refined 3hxo structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3HXO 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 3HXO

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 3HXO, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3hxo_B] [3hxo_A] [3hxo] SWISS-PROT database: [P04275] Domain organization of [VWF_HUMAN] by SWISSPFAM Domain found in 3HXO: [VWA ] by SMART

Other resources with information on 3HXO

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

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