Results 31 to 40 of about 527 (176)

Mechanistic Insights into Dimethylsulfoniopropionate Lyase DddY, a New Member of the Cupin Superfamily [PDF]

open access: yesJournal of Molecular Biology, 2017
The marine osmolyte dimethylsulfoniopropionate (DMSP) is one of Earth's most abundant organosulfur molecules. Bacterial DMSP lyases cleave DMSP, producing acrylate and dimethyl sulfide (DMS), a climate-active gas with roles in global sulfur cycling and atmospheric chemistry. DddY is the only known periplasmic DMSP lyase and is present in β-, γ-, δ- and
Li, Chun-Yang   +9 more
openaire   +4 more sources

Improving Meat Analogues With Pea Proteins: A Comprehensive Review of Applications, Allergenicity, and Safety

open access: yesLegume Science, Volume 8, Issue 2, June 2026.
ABSTRACT With the growing global population and change in consumers' lifestyles, there is a pressing need for sustainable, safe, and nutritious sources of protein. Alternative proteins, like plant‐based meat supplemented with pea protein, offer a promising source; however, knowledge of their application, allergenicity, and safety is limited, and the ...
Ahmadullah Zahir   +6 more
wiley   +1 more source

Sequence Analysis of the Cupin Gene Family in Synechocystis PCC6803 [PDF]

open access: yesMicrobial & Comparative Genomics, 1998
The recently described cupin superfamily of proteins includes the germin and germinlike proteins, of which the cereal oxalate oxidase is the best characterized. This superfamily also includes seed storage proteins, in addition to several microbial enzymes and proteins with unknown function.
openaire   +2 more sources

Modeling the Metal Binding Site in Cupin Proteins [PDF]

open access: yes, 2011
The name for cupin proteins is derived from the Latin term for small barrel, ‘Cupa’. Proteins that belong to the group of cupins adopt a barrel-like structure (Dunwell et al., 2001). According to the database of Structural Classification of Proteins (SCOP) (Murzin et al., 1995), the cupin proteins have been classified as members of ‘RmlC-like Cupins ...
Ferman A., Atanu Banerjee, Bojan Sljivic
openaire   +1 more source

Unravelling the drivers of island species richness in tropical savannas

open access: yesJournal of Ecology, Volume 114, Issue 4, April 2026.
Murundu island area explains a substantial proportion of the variation in tree and herb richness, consistent with Island Biogeography Theory. On average, a 10% increase in island size corresponds to increases of seven tree species and 7.8 herb species.
Henrique A. Mews   +5 more
wiley   +1 more source

The return of metabolism: biochemistry and physiology of glycolysis

open access: yesBiological Reviews, Volume 101, Issue 2, Page 751-803, April 2026.
ABSTRACT Glycolysis is a fundamental metabolic pathway central to the bioenergetics and physiology of virtually all living organisms. In this comprehensive review, we explore the intricate biochemical principles and evolutionary origins of glycolytic pathways, from the classical Embden–Meyerhof–Parnas (EMP) pathway in humans to various prokaryotic and ...
Nana‐Maria Grüning   +19 more
wiley   +1 more source

Cupin‐Type Dimethylsulfoniopropionate Lyase from Pelagibacter ubique (DddKPu) Catalyzes Aza‐Michael Addition of Primary and Secondary Amines to Acrylic Acid

open access: yesAngewandte Chemie, Volume 137, Issue 45, November 3, 2025.
A dimethylsulfoniopropionate lyase (DddK) was identified as an efficient aza‐Michaelase for the addition of amines to acrylate. Screening 74 amines with wild‐type DddK and its W26G variant yielded N‐substituted and N,N‐disubstituted β‐amino acids in 30%–93% isolated yield.
Diletta Arceri   +5 more
wiley   +2 more sources

Resistência Natural de Eucalyptus urophylla e Corymbia citriodora à Coptotermes gestroi (Isoptera; Rhinotermitidae) em Laboratório [PDF]

open access: yesFloresta e Ambiente
RESUMO Este trabalho teve como objetivo avaliar a resistência natural da madeira de Eucalyptus urophylla e Corymbia citriodora ao ataque de Coptotermes gestroi. A avaliação da resistência a cupins foi realizada segundo a norma ASTM D - 3345 (American...,
Rodrigo Bastos Rodrigues   +1 more
doaj   +1 more source

Redirecting a Fungal Quercetin 2,3‐Dioxygenase Toward Artificial Flavonols

open access: yesChemCatChem, Volume 18, Issue 6, 27 March 2026.
A novel quercetin 2,3‐dioxygenase was engineered to reshape its substrate‐binding cavity and redirect its specificity toward artificial flavonols. One variant with a larger substrate‐binding cavity exhibited 20‐ to 1750‐fold higher activity toward bulky flavonols with phenyl‐based substitutions at position C‐8.
Michael Kotik   +9 more
wiley   +1 more source

Densidade e distribuição vertical de Macroinvertebrados em solos argilosos e arenosos na Amazônia Central [PDF]

open access: yesActa Amazonica, 1998
A densidade e a distribuição vertical da macrofauna do solo foram estudadas nas estações chuvosa e seca na região de Manaus, Estado do Amazonas, Brasil, sob três tipos de cobertura vegetal, em áreas de solo arenoso e de solo argiloso, durante dois anos ...
Adelmar G BANDEIRA, Ana Y HARADA
doaj   +1 more source

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