Results 121 to 130 of about 161,054 (247)

Origin of replication discovery for environmentally isolated <i>Pantoea</i> strain enables expression of heterologous proteins, pathways and products. [PDF]

open access: yesiScience
Codik A   +10 more
europepmc   +1 more source

Matsupexole: A novel nonergot dopamine receptor agonist with sustained efficacy in a rat model of Parkinson's disease and limited off‐target activity

open access: yesBritish Journal of Pharmacology, EarlyView.
Background and Purpose Dopamine receptor agonists, particularly targeting the dopamine D2L receptor (D2LR), have been used to treat Parkinson's disease (PD). However, valvular heart disease and somnolence, mainly caused by activating the serotonin 5‐HT2B receptor (5‐HT2BR) and dopamine D3 receptor (D3R), respectively, currently challenge their clinical
Takayuki Suzuki   +4 more
wiley   +1 more source

Investigating the molecular mechanisms underlying the anti‐CRISPR function of AcrIIA13b protein

open access: yesThe FEBS Journal, EarlyView.
Anti‐CRISPR protein AcrIIA13b inhibits CRISPR–Cas9 function by preventing target DNA engagement. The Cas9–sgRNA ribonucleoprotein (RNP) normally recognizes the protospacer adjacent motif (PAM) duplex to initiate DNA cleavage. AcrIIA13b binding to the PAM‐interacting WED–PI domain blocks this recognition, leaving the target DNA intact.
So Yeon Lee, Hyun Ho Park
wiley   +1 more source

Teleost‐specific ictacalcins exhibit similar structural organization, cation‐dependent activation, and transcriptional regulation as human S100 proteins

open access: yesThe FEBS Journal, EarlyView.
Calcium‐binding S100 proteins are important mediators of inflammation in humans. Distant members of this family have been recently discovered in teleost fish but their resemblance to human proteins has not been explored yet. This study demonstrates that zebrafish‐specific S100i1 and S100i2 (ictacalcins) possess identical structural organization and ...
Liz Hernández   +13 more
wiley   +1 more source

A Hanks‐type bacterial kinase, PknS, directly phosphorylates the alternative sigma factor EcfK to promote resistance to protist predation

open access: yesThe FEBS Journal, EarlyView.
The Xanthomonas citri Hanks‐type kinase PknS autophosphorylates and directly phosphorylates the alternative sigma factor EcfK at five residues. Besides the conserved residue T51 in the σ2 domain, phosphorylation of a residue in the linker between σ2 and σ4 is critical for EcfK activation by promoting its interaction with a positively charged pocket in ...
Lídia dos Passos Lima   +12 more
wiley   +1 more source

Phycocyanobilin biosynthesis in Galdieria sulphuraria requires isomerization of phycoerythrobilin synthesized by bilin reductases

open access: yesThe FEBS Journal, EarlyView.
The biosynthesis of bilins, tetrapyrroles essential for light harvesting and sensing, is performed by specific enzymes (FDBRs). In Galdieria sulphuraria, both phycobiliprotein types bind phycocyanobilin, despite lacking the canonical synthesizing gene PCYA. Instead, PEBA and PEBB are encoded, producing phycoerythrobilin, proposed to be later isomerized
Federica Frascogna   +4 more
wiley   +1 more source

The ALS‐associated E425K mutation uncouples DNAJC7 from the Hsp70 chaperone cycle

open access: yesThe FEBS Journal, EarlyView.
DNAJC7 is a J‐domain protein that plays a key role in protein quality control by regulating Hsp70 activity and preventing protein aggregation. We find that the ALS‐associated E425K mutation in DNAJC7 disrupts productive interaction and activation of Hsp70, thereby blocking the transfer and refolding of client proteins such as TDP‐43.
Bar Elmaleh   +2 more
wiley   +1 more source

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