Results 51 to 60 of about 305,158 (217)

Cofactor matrices

open access: yesLinear Algebra and its Applications, 1992
AbstractThe function which maps a square matrix A to its cofactor matrix cof(A) is examined. A characterization is given for the image of the function. Its injective properties on the general linear group of nonsingular matrices are also addressed.
openaire   +1 more source

Interaction of the oncoprotein transcription factor MYC with its chromatin cofactor WDR5 is essential for tumor maintenance. [PDF]

open access: yes, 2019
The oncoprotein transcription factor MYC is overexpressed in the majority of cancers. Key to its oncogenic activity is the ability of MYC to regulate gene expression patterns that drive and maintain the malignant state. MYC is also considered a validated
Adams, Clare M.   +9 more
core   +1 more source

Enzymatic regeneration of adenosine triphosphate cofactor [PDF]

open access: yes, 1974
Regenerating adenosine triphosphate (ATP) from adenosine diphosphate (ADP) by enzymatic process which utilizes carbamyl phosphate as phosphoryl donor is technique used to regenerate expensive cofactors.
Marshall, D. L.
core   +1 more source

Regulators of complement activity mediate inhibitory mechanisms through a common C3bā€binding mode [PDF]

open access: yes, 2016
Item does not contain ...
Atkinson, John P   +14 more
core   +2 more sources

Cofactor Fingerprinting with STD NMR to Characterize Proteins of Unknown Function: Identification of a Rare cCMP Cofactor Preference [PDF]

open access: yes, 2004
Proteomics efforts have created a need for better strategies to functionally categorize newly discovered proteins. To this end, we have employed saturation transfer difference NMR with pools of closely related cofactors, to determine cofactor preferences.
Sem, Daniel, Yao, Huili
core   +1 more source

Nitrogenase: A nucleotide-dependent molecular switch [PDF]

open access: yes, 1994
In the simplest terms, the biological nitrogen cycle is the reduction of atmospheric dinitrogen (N2) to ammonia with the subsequent reoxidation ammonia to dinitrogen (1).
Howard, James B., Rees, Douglas C.
core   +1 more source

Rethinking NPN Classification from Face and Point Characteristics of Boolean Functions [PDF]

open access: yesarXiv, 2023
NPN classification is an essential problem in the design and verification of digital circuits. Most existing works explored variable symmetries and cofactor signatures to develop their classification methods. However, cofactor signatures only consider the face characteristics of Boolean functions.
arxiv  

Biology of the molybdenum cofactor [PDF]

open access: yesJournal of Experimental Botany, 2007
The transition element molybdenum (Mo) is an essential micronutrient for plants where it is needed as a catalytically active metal during enzyme catalysis. Four plant enzymes depend on molybdenum: nitrate reductase, sulphite oxidase, xanthine dehydrogenase, and aldehyde oxidase.
openaire   +3 more sources

Molecular Mechanism for Nitrogen fixation: first steps [PDF]

open access: yesarXiv, 2003
N2 association to the FeMo-cofactor of nitrogenase, including the recently identified central N ligand, has been investigated using first-principles electronic structure calculations. The oxidation state of the resting state of the cofactor and its electronic structure has been identified.
arxiv  

Regularizing Matrix Factorization with User and Item Embeddings for Recommendation

open access: yes, 2018
Following recent successes in exploiting both latent factor and word embedding models in recommendation, we propose a novel Regularized Multi-Embedding (RME) based recommendation model that simultaneously encapsulates the following ideas via ...
Lee, Dongwon   +3 more
core   +1 more source

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