Results 81 to 90 of about 450,444 (294)

SMARANDACHE NON-ASSOCIATIVE RINGS [PDF]

open access: yes, 2002
An associative ring is just realized or built using reals or complex; finite or infinite by defining two binary operations on it. But on the contrary when we want to define or study or even introduce a non-associative ring we need two separate algebraic ...
Vasantha, Kandasamy
core   +1 more source

CATEGORICAL COMPLEXITY

open access: yesForum of Mathematics, Sigma, 2020
We introduce a notion of complexity of diagrams (and, in particular, of objects and morphisms) in an arbitrary category, as well as a notion of complexity of functors between categories equipped with complexity functions.
SAUGATA BASU, UMUT ISIK
doaj   +1 more source

ABL kinase‐dependent phosphorylation of SH proteins promotes their direct interaction with CRK family SH2 domains

open access: yesFEBS Letters, EarlyView.
CT10 regulator of kinase (CRK) and CRK‐Like (CRKL) are signaling adaptors driving cell adhesion, motility, differentiation, and proliferation. SH2‐domain containing (SH) proteins are enriched in YXXP motifs which when phosphorylated create preferred binding sites for CRK family SH2 domains.
Phoebe M. Cousens   +8 more
wiley   +1 more source

Graded rings and graded Grothendieck groups

open access: yes, 2016
This study of graded rings includes the first systematic account of graded Grothendieck ...
Hazrat, Roozbeh   +1 more
core  

On the GE2 of graded rings

open access: yesJournal of Algebra, 1984
A ring R is said to be a G\(E_ 2\)-ring if \(GL_ 2(R)\), the group of 2\(\times 2\) invertible matrices over R, is generated by elementary and diagonal matrices. The author obtains some necessary conditions for a graded domain to be a \(GE_ 2\)-ring. This gives rise to a number of interesting consequences. Amongst other things it is proved, for example,
openaire   +1 more source

Ligand‐dependent transcriptional heterogeneity in cell cycle gene expression delays G1/S entry

open access: yesFEBS Letters, EarlyView.
EGF and HRG induce distinct G1/S progression programs in ErbB2‐amplified BT474 breast cancer cells. Despite activating the potent ErbB2–ErbB3 heterodimer, HRG does not accelerate cell‐cycle entry. Instead, EGF promotes earlier restriction‐point passage via ERK–FOS signaling, whereas HRG activates the AKT–MYC axis, driving transcriptional heterogeneity ...
Ririn Rahmala Febri   +5 more
wiley   +1 more source

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

Semigroup graded rings

open access: yes, 1993
Let S be a semigroup. A ring R with a direct sum decomposition R = ⊕ Rs such that RsRt ⊆ Rst for elements s and t in S is called a semigroup graded ring.
Clase, Michael Vesa
core   +1 more source

Structures of mycobacterial 3‐methylcrotonyl‐CoA carboxylase reveal carrier‐domain translocation between catalytic sites

open access: yesFEBS Letters, EarlyView.
Mycobacterial 3‐methylcrotonyl‐CoA carboxylase uses a mobile biotin‐carrying domain to shuttle a carboxyl group between two catalytic sites, enabling carboxylation of 3‐methylcrotonyl‐CoA during leucine breakdown. Cryo‐electron microscopy captures the carrier at both sites and reveals an inward loop movement that may prevent futile rebinding to the ...
Ajit Yadav   +2 more
wiley   +1 more source

Catalogue of Cobb Graded School, near Browning, Smith Co., Texas.

open access: yes, 1898
Publication from Cobb Graded School, including rosters of students and list of subjects ...
Cobb Graded School
core  

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