Results 11 to 20 of about 5,716 (123)

Motivated proteins: a web application for studying small three-dimensional protein motifs [PDF]

open access: yes, 2009
<b>BACKGROUND:</b> Small loop-shaped motifs are common constituents of the three-dimensional structure of proteins. Typically they comprise between three and seven amino acid residues, and are defined by a combination of dihedral angles and ...
A Herráez   +23 more
core   +4 more sources

Structure- and context-based analysis of the GxGYxYP family reveals a new putative class of glycoside hydrolase. [PDF]

open access: yes, 2014
BackgroundGut microbiome metagenomics has revealed many protein families and domains found largely or exclusively in that environment. Proteins containing the GxGYxYP domain are over-represented in the gut microbiota, and are found in Polysaccharide ...
Chang, Yuanyuan   +5 more
core   +2 more sources

A new family of diverse skin peptides from the microhylid frog genus phrynomantis [PDF]

open access: yes, 2020
A wide range of frogs produce skin poisons composed of bioactive peptides for defence against pathogens, parasites and predators. While several frog families have been thoroughly screened for skin-secreted peptides, others, like the Microhylidae, have ...
Ballet, Steven   +7 more
core   +1 more source

Predicting the conformations of peptides and proteins in early evolution. A review article submitted to Biology Direct [PDF]

open access: yes, 2008
Considering that short, mainly heterochiral, polypeptides with a high glycine content are expected to have played a prominent role in evolution at the earliest stage of life before nucleic acids were available, we review recent knowledge about ...
Milner-White, E.J., Russell, M.
core   +4 more sources

Frog foams and natural protein surfactants [PDF]

open access: yes, 2017
Foams and surfactants are relatively rare in biology because of their potential to harm cell membranes and other delicate tissues. However, in recent work we have identified and characterized a number of natural surfactant proteins found in the foam ...
Cooper, Alan   +3 more
core   +1 more source

The structure of latherin, a surfactant allergen protein from horse sweat and saliva [PDF]

open access: yes, 2013
Latherin is a highly surface-active allergen protein found in the sweat and saliva of horses and other equids. Its surfactant activity is intrinsic to the protein in its native form, and is manifest without associated lipids or glycosylation.
Alan Cooper   +6 more
core   +1 more source

Dissection of GTPase activating proteins reveals functional asymmetry in the COPI coat of budding yeast. [PDF]

open access: yes, 2019
The Arf GTPase controls formation of the COPI vesicle coat. Recent structural models of COPI revealed the positioning of two Arf1 molecules in contrasting molecular environments.
Arakel, E.   +5 more
core   +1 more source

VAPB/ALS8 interacts with FFAT-like proteins including the p97 cofactor FAF1 and the ASNA1 ATPase [PDF]

open access: yes, 2014
BACKGROUND: FAF1 is a ubiquitin-binding adaptor for the p97 ATPase and belongs to the UBA-UBX family of p97 cofactors. p97 converts the energy derived from ATP hydrolysis into conformational changes of the p97 hexamer, which allows the dissociation of ...
Alexandru, Gabriela   +7 more
core   +3 more sources

Stalking influenza by vaccination with pre-fusion headless HA mini-stem. [PDF]

open access: yes, 2016
Inaccuracies in prediction of circulating viral strain genotypes and the possibility of novel reassortants causing a pandemic outbreak necessitate the development of an anti-influenza vaccine with increased breadth of protection and potential for rapid ...
A Schneemann   +35 more
core   +2 more sources

Identification and function of long non-coding RNA [PDF]

open access: yes, 2013
Long non-coding (lnc) RNAs are defined as non-protein coding RNAs distinct from housekeeping RNAs such as tRNAs, rRNAs, and snRNAs, and independent from small RNAs with specific molecular processing machinery such as micro- or piwi-RNAs.
Ernst, Carl, Morton, Cynthia C.
core   +2 more sources

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