How to be a male without the Y chromosome

Hokkaido University researchers have revealed that key sex-determining genes continue to operate in a mammalian species that lacks the Y chromosome, taking us a step further toward understanding sex differentiation.

Diverse fungi secrete similar suite of decomposition enzymes

Soil fungi secrete a wide range of enzymes that play an important role in biofuel production and bioremediation of metal-contaminated soils and water. A recent study reveals different fungal species secrete a rich set of ...

A look at the molecular quality assurance within cells

Proteins fulfill vital functions in our body. They transport substances, combat pathogens, and function as catalysts. In order for these processes to function reliably, proteins must adopt a defined three-dimensional structure. ...

Solving a plant-based Rubik's cube puzzle

Scientists at the John Innes Centre have discovered a key "twist" in a Rubik's cube-like plant puzzle, which could pave the way to new, or more effective pharmaceuticals.

Amino acid sequences are key to the properties of silks

Although mankind has been using silk for millennia, many aspects of its properties and molecular structure remain unknown. Now, a new study from the RIKEN Center for Sustainable Resource Science (CSRS) in Japan reveals that ...

Big moves in protein structure prediction and design

The potential of modular design for brand new proteins that do not exist in the natural world is explored Dec. 16 in the journal Nature. The reports are the latest in a recent series of developments toward custom-designing ...

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