In order to enhance the structure determination process of macromolecular assemblies by NMR, we have implemented long-range pseudocontact shift (PCS) restraints into the data-driven protein docking package HADDOCK. We demonstrate the efficiency of the method on a synthetic, yet realistic case based on the lanthanide-labeled N-terminal ε domain of the E. coli DNA polymerase III (ε186) in complex with the HOT domain. Docking from the bound form of the two partners is swiftly executed (interface RMSDs
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A DOTA-amide lanthanide tag for reliable generation of pseudocontact shifts in protein NMR spectra.
A DOTA-amide lanthanide tag for reliable generation of pseudocontact shifts in protein NMR spectra.
A DOTA-amide lanthanide tag for reliable generation of pseudocontact shifts in protein NMR spectra.
Bioconjug Chem. 2011 Aug 31;
Authors: Graham B, Loh CT, Swarbrick JD, Ung P, Shin J, Yagi H, Jia X, Chhabra S, Barlow N, Pintacuda G, Huber T, Otting G
Abstract
Structural studies of proteins and protein-ligand complexes by nuclear magnetic resonance (NMR) spectroscopy can be greatly enhanced by site-specific attachment of lanthanide ions to...
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09-01-2011 05:20 PM
Exclusively NOESY-based automated NMR assignment and structure determination of proteins
Exclusively NOESY-based automated NMR assignment and structure determination of proteins
Abstract A fully automated method is presented for determining NMR solution structures of proteins using exclusively NOESY spectra as input, obviating the need to measure any spectra only for obtaining resonance assignments but devoid of structural information. Applied to two small proteins, the approach yielded structures that coincided closely with conventionally determined structures.
Content Type Journal Article
Pages 1-10
DOI 10.1007/s10858-011-9502-8
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04-01-2011 09:31 PM
Exclusively NOESY-based automated NMR assignment and structure determination of proteins.
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A fully automated method is presented for determining NMR solution structures of proteins using exclusively NOESY spectra as input, obviating the need to measure any spectra only for obtaining resonance assignments but devoid of structural information....
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03-31-2011 06:24 PM
Generation of Pseudocontact Shifts in Protein NMR Spectra with a Genetically Encoded Cobalt(II)-Binding Amino Acid.
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Generation of Pseudocontact Shifts in Protein NMR Spectra with a Genetically Encoded
Generation of Pseudocontact Shifts in Protein NMR Spectra with a Genetically Encoded Cobalt(II)-Binding Amino Acid.
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Angew Chem Int Ed Engl. 2010 Nov 25;
Authors: Nguyen TH, Ozawa K, Stanton-Cook M, Barrow R, Huber T, Otting G
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[NMR paper] Improving the accuracy of NMR structures of large proteins using pseudocontact shifts
Improving the accuracy of NMR structures of large proteins using pseudocontact shifts as long-range restraints.
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J Biomol NMR. 2004 Mar;28(3):205-12
Authors: Gaponenko V, Sarma SP, Altieri AS, Horita DA, Li J, Byrd RA
We demonstrate improved accuracy in protein structure determination for large (>/=30 kDa), deuterated proteins (e.g. STAT4(NT)) via the combination of pseudocontact shifts for amide and methyl protons...
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11-24-2010 09:25 PM
PCS-based structure determination of proteinâ??protein complexes
Abstract A simple and fast nuclear magnetic resonance method for docking proteins using pseudo-contact shift (PCS) and 1HN/15N chemical shift perturbation is presented. PCS is induced by a paramagnetic lanthanide ion that is attached to a target protein using a lanthanide binding peptide tag anchored at two points. PCS provides long-range (~40 Ã?) distance and angular restraints between the lanthanide ion and the observed nuclei, while the 1HN/15N chemical shift perturbation data provide loose contact-surface information. The usefulness of this method was demonstrated through the structure...
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08-14-2010 04:19 AM
Numbat: an interactive software tool for fitting Δχ-tensors to molecular coordinates using pseudocontact shifts
Numbat: an interactive software tool for fitting Δχ-tensors to molecular coordinates using pseudocontact shifts
Christophe Schmitz, Mitchell J. Stanton-Cook, Xun-Cheng Su, Gottfried Otting and Thomas Huber
Journal of Biomolecular NMR; 2008; 41(3) pp 179 - 189
Abstract:
Pseudocontact shift (PCS) effects induced by a paramagnetic lanthanide bound to a protein have become increasingly popular in NMR spectroscopy as they yield a complementary set of orientational and long-range structural restraints. PCS are a manifestation of the χ-tensor anisotropy, the Δχ-tensor, which in turn can be...