نتایج جستجو برای: two mass system

تعداد نتایج: 4528897  

Journal: :Information Sciences 2023

Quantum mass function has been applied in lots of fields because its efficiency and validity managing uncertainties the form quantum which can be regarded as an extension classical Dempster-Shafer (D-S) evidence theory. However, how to handle is still open issue. In this paper, a new method proposed dispose uncertain information, called two-dimensional (TDQMF). A TDQMF consist two elements, T=(...

Journal: :Molecular and cellular biology 2003
Selen Muratoglu Sofia Georgieva Gábor Pápai Elisabeth Scheer Izzet Enünlü Orbán Komonyi Imre Cserpán Lubov Lebedeva Elena Nabirochkina Andor Udvardy László Tora Imre Boros

We have isolated a novel Drosophila (d) gene coding for two distinct proteins via alternative splicing: a homologue of the yeast adaptor protein ADA2, dADA2a, and a subunit of RNA polymerase II (Pol II), dRPB4. Moreover, we have identified another gene in the Drosophila genome encoding a second ADA2 homologue (dADA2b). The two dADA2 homologues, as well as many putative ADA2 homologues from diff...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم انسانی 1389

there are two major theories of measurement in psychometrics: classical test theory (ctt) and item-response theory (irt). despite its widespread and long use, ctt has a number of shortcomings, which make it problematic to be used for practical and theoretical purposes. irt tries to solve these shortcomings, and provide better and more dependable answers. one of the applications of irt is the as...

2007
Raja Jothi Teresa M. Przytycka

Knowledge of protein and domain interactions provides crucial insights into their functions within a cell. Various high throughput experimental techniques such as mass spectrometry, yeast two hybrid, and tandem affinity purification have [Q3] generated a significant amount of large-scale high throughput protein interaction data [9,19,21,28,29,35,36,58]. Advances in experimental techniques are p...

2015
Tao Sun Xiaowen Shi Giulia Friso Klaas Van Wijk Stephane Bentolila Maureen R. Hanson

C-to-U editing of transcripts in plant organelles is carried out by small (<400 kD) protein complexes called editosomes. Recognition of the proper C target for editing is mediated by pentatricopeptide repeat (PPR) containing proteins that recognize cis-elements. Members of two additional gene families, the RIP/MORF and ORRM families, have each been found to be required for editing of particular...

Journal: :Astronomy & Astrophysics 2001

Journal: :Journal of molecular biology 2003
Einat Sprinzak Shmuel Sattath Hanah Margalit

Data of protein-protein interactions provide valuable insight into the molecular networks underlying a living cell. However, their accuracy is often questioned, calling for a rigorous assessment of their reliability. The computation offered here provides an intelligible mean to assess directly the rate of true positives in a data set of experimentally determined interacting protein pairs. We sh...

2007
Shusei Sato Yoshikazu Shimoda Akiko Muraki Mitsuyo Kohara Yasukazu Nakamura Satoshi Tabata

Protein-protein interactions (PPIs) play crucial roles in protein function for a variety of biological processes. Data from large-scale PPI screening has contributed to understanding the function of a large number of predicted genes from fully sequenced genomes. Here, we report the systematic identification of protein interactions for the unicellular cyanobacterium Synechocystis sp. strain PCC6...

Journal: :Journal of bacteriology 2002
Isabel Martínez-Argudo Asunción Contreras

Mutations A49P and Delta47-53 at the T loop of the Escherichia coli GlnB (PII) protein impair regulatory interactions with the two-component sensor regulator NtrB (P. Jiang, P. Zucker, M. R. Atkinson, E. S. Kamberov, W. Tirasophon, P. Chandran, B. R. Schepke, and A. J. Ninfa, J. Bacteriol. 179: 4342-4353, 1997). We show here that these mutations also impair interactions between PII and NtrB in ...

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