Results 81 to 90 of about 1,014,642 (191)

NMR solution structure of a chymotrypsin inhibitor from the Taiwan cobra Naja naja atra [PDF]

open access: yes, 2013
The Taiwan cobra (Naja naja atra) chymotrypsin inhibitor (NACI) consists of 57 amino acids and is related to other Kunitz-type inhibitors such as bovine pancreatic trypsin inhibitor (BPTI) and Bungarus fasciatus fraction IX (BF9), another chymotrypsin ...
Chang, Long-Sen   +7 more
core   +1 more source

Electrostatic interactions and secondary structures in proteins

open access: yesBiophysical Journal, 1980
In an attempt to understand the occurrences of secondary forms in proteins, we have calculated approximate free energies for a large set of regular secondary regions and have compared several methods for choosing a single molecular conformation. Approximate conformational free energies have been obtained by directly calculating electrostatic energies ...
Jernigan, R.L., Miyazawa, S., Szu, S.C.
openaire   +2 more sources

Pattern matching and pattern discovery algorithms for protein topologies [PDF]

open access: yes, 2001
We describe algorithms for pattern matching and pattern learning in TOPS diagrams (formal descriptions of protein topologies). These problems can be reduced to checking for subgraph isomorphism and finding maximal common subgraphs in a restricted ...
Viksna, J   +3 more
core   +1 more source

Site-specific perturbations of alpha-synuclein fibril structure by the Parkinson's disease associated mutations A53T and E46K. [PDF]

open access: yes, 2013
PMCID: PMC3591419This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited ...
Chad M Rienstra   +33 more
core   +1 more source

Conformation of the Mineralocorticoid Receptor N-terminal Domain: Evidence for Induced and Stable Structure [PDF]

open access: yes, 2010
The mineralocorticoid receptor (MR) binds the steroid hormones aldosterone and cortisol and has an important physiological role in the control of salt homeostasis.
Fischer, Katharina   +14 more
core   +1 more source

PCDDB: the Protein Circular Dichroism Data Bank, a repository for circular dichroism spectral and metadata [PDF]

open access: yes, 2010
The Protein Circular Dichroism Data Bank (PCDDB) is a public repository that archives and freely distributes circular dichroism (CD) and synchrotron radiation CD (SRCD) spectral data and their associated experimental metadata.
Klose, D.P.   +11 more
core   +1 more source

Calibration and standardisation of synchrotron radiation circular dichroism and conventional circular dichroism spectrophotometers [PDF]

open access: yes, 2003
Synchrotron radiation circular dichroism (SRCD) is an emerging technique in structural biology with particular value in protein secondary structure analyses since it permits the collection of data down to much lower wavelengths than conventional ...
Wien, Frank   +4 more
core  

DichroMatch: a website for similarity searching of circular dichroism spectra [PDF]

open access: yes, 2012
Circular dichroism (CD) spectroscopy is a widely used method for examining the structure, folding and conformational changes of proteins. A new online CD analysis server (DichroMatch) has been developed for identifying proteins with similar spectral ...
Klose, D.P.   +5 more
core   +1 more source

Protein secondary structure prediction methods based on RBF neural networks [PDF]

open access: yes, 2004
To solve the complicated non-linear mode-sorting problem of protein secondary structure prediction, the chapter proposed a new method based on radial basis function neural networks and learning from evolution.
Jing N, Zhou CG, Xia B, Wang Y
core  

Synthesis and structural characterization of a mimetic membrane-anchored prion protein [PDF]

open access: yes, 2006
During pathogenesis of transmissible spongiform encephalopathies (TSEs) an abnormal form (PrPSc) of the host encoded prion protein (PrPC) accumulates in insoluble fibrils and plaques. The two forms of PrP appear to have identical covalent structures, but
Hicks, M R   +13 more
core   +1 more source

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