Results 51 to 60 of about 202,525 (188)

Janus cyclic peptide–polymer nanotubes [PDF]

open access: yesNature Communications, 2013
Self-assembled nanotubular structures have numerous potential applications but these are limited by a lack of control over size and functionality. Controlling these features at the molecular level may allow realization of the potential of such structures.
Maarten, Danial   +4 more
openaire   +2 more sources

On-resin N-methylation of cyclic peptides for discovery of orally bioavailable scaffolds. [PDF]

open access: yes, 2011
Backbone N-methylation is common among peptide natural products and has a substantial impact on both the physical properties and the conformational states of cyclic peptides.
Bauman, Jonathan N   +16 more
core   +1 more source

Regulation of the G2/M Transition in Rodent Oocytes [PDF]

open access: yes, 2010
Regulation of maturation in meiotically competent mammalian oocytes is a complex process involving the carefully coordinated exchange of signals between the somatic and germ cell compartments of the ovarian follicle via paracrine and cell–cell coupling ...
Downs, Stephen
core   +2 more sources

Three-dimensional Migration of Neurites Is Mediated by Adhesion Site Density and Affinity [PDF]

open access: yes, 2000
Three-dimensional neurite outgrowth rates within fibrin matrices that contained variable amounts of RGD peptides were shown to depend on adhesion site density and affinity. Bi-domain peptides with a factor XIIIa substrate in one domain and a RGD sequence
Hubbell, Jeffrey A., Schense, Jason C.
core  

CAPA neuropeptides and their receptor form an anti-diuretic hormone signalling system in the human disease vector, Aedes aegypti [PDF]

open access: yes, 2020
Insect CAPA neuropeptides are homologs of mammalian neuromedin U and are known to influence ion and water balance by regulating the activity of the Malpighian ‘renal’ tubules (MTs).
Ber, Lindsay Taylor   +7 more
core   +1 more source

The Calbindin-D28k binding site on inositol monophosphatase may allow inhibition independent of the lithium site of action [PDF]

open access: yes, 2011
Among numerous reported biochemical effects the lithium-inhibitable enzyme inositol-monophosphatase (IMPase) remains a viable target for lithium's therapeutic mechanism of action.
Amnon Hoffman   +8 more
core   +1 more source

Dual-acting stapled peptides target both HIV-1 entry and assembly [PDF]

open access: yes, 2013
Background: Previously, we reported the conversion of the 12-mer linear and cell-impermeable peptide CAI to a cell-penetrating peptide NYAD-1 by using an i,i + 4 hydrocarbon stapling technique and confirmed its binding to the C-terminal domain (CTD ...
Bhargava, P.   +12 more
core   +2 more sources

Efficient 3D conformer generation of cyclic peptides formed by a disulfide bond

open access: yesJournal of Cheminformatics, 2022
Cyclic peptides formed by disulfide bonds have been one large group of common drug candidates in drug development. Structural information of a peptide is essential to understand its interaction with its target.
Huanyu Tao   +4 more
doaj   +1 more source

Cyclic Peptide-Based Sirtuin Substrates [PDF]

open access: yesMolecules, 2019
In the current study, four side chain-to-side chain cyclic peptides (three 5-mers and one 4-mer) harboring Nε-acetyl-lysine or Nε-myristoyl-lysine were found to be in vitro substrates of the human SIRT1/2/3-catalyzed deacylation with good substrate activities, as judged by the kcat/KM ratios.
Di Chen, Lingling Yan, Weiping Zheng
openaire   +3 more sources

Cyclic peptide production using a macrocyclase with enhanced substrate promiscuity and relaxed recognition determinants [PDF]

open access: yes, 2017
This project was supported by grants from the ERC (no. 339367, MJ), BBSRC IBCatalyst (no. BB/M028526/1, MJ, WEH), BBSRC FoF (no. BB/M013669/1, MJ, WEH), IBioIC Exemplar (no. 2014-2-4, MJ, WEH), an AstraZeneca studentship (MJ, WEH, LT, KR), the Academy of
Alexandru-Crivac, Cristina N.   +16 more
core   +1 more source

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