Tài liệu Báo cáo khoa học: An intermediate step in the evolution of ATPases – a hybrid F0–V0 rotor in a bacterial Na+ F1F0 ATP synthase pdf

... An intermediate step in the evolution of ATPases – a hybrid F 0 –V 0 rotor in a bacterial Na + F 1 F 0 ATP synthase Michael Fritz 1, *, Adriana L. Klyszejko 2, *, Nina Morgner 3, *, Janet ... Mu ¨ ller V (2007) An intermediate step in the evolution of ATPases – the F 1 F 0 -ATPase from Aceto- bacterium woodii contains F-type and V-type...

Ngày tải lên: 18/02/2014, 17:20

... seman- tic relatedness of words in Wikipedia. 1 Introduction The last years have seen a large amount of work in Natural Language Processing (NLP) using measures of semantic similarity and relatedness. ... Italian Wikipedias and can be eas- ily extended to other languages 4 . 4 Software Architecture Wikipedia is freely available for download, and can be accessed using robust Open...

Ngày tải lên: 20/02/2014, 12:20

... occur in human cancers. To begin functional studies of s-DAPK-1, the s-DAPK-1 cDNA was cloned into a Flag–Myc vector (Fig. 2A) , which contains an N-terminal Flag tag and a C-terminal Myc tag, and ... protein kinase 1 (DAPK-1) is a Ca 2+ ⁄ calmodulin-regulated serine ⁄ threonine kinase composed of multiple functional domains, including a kinase domain, a calmodulin-binding...

Ngày tải lên: 18/02/2014, 17:20

... HA– Rac1bWT, HA–Rac1bL61 and 6His–myc–Ub as indicated. Proteasomal degradation of Rac1L61 and Rac1b (right panel). Proteasomal degra- dation was assessed by determining Rac1L61, Rac1bWT and Rac1bL61 accumulation ... ubiquitin mutants UbR48 and UbR63 were obtained by replacing the lysine codons AAA and AAG by the arginine codons AGA and AGG respectively. Rac1L61G189 was obtained by mutat...

Ngày tải lên: 18/02/2014, 16:20

... monitoring of acute and chronic in ammation in mammalian brain tissue both in vitro and in vivo, including in the detection of cerebral malaria. Retooling of this reporter system also allowed ... mimic the branching levels in complex N-glycans, which come in bi-antennary, tri-antennary and tetra-antennary form. For example, the synthe- sized divalent, trivalent and te...

Ngày tải lên: 18/02/2014, 17:20

... metabolism, the hormonally active form of vitamin D3, 1a, 25-dihydroxyvitamin D3, displays anti- cancer, immunoregulatory and endocrine effects, and is also a potent antiproliferative and differentiation- inducing ... that they had the same typical vitamin D3 spectrum as the substrate and were quantitated using an extinction coeffi- cient of 18 000 m )1 Æcm )1 at 263 nm [24]. Ini...

Ngày tải lên: 18/02/2014, 17:20

... crustacean and insect hemocyanins. All analyses support a pancrustacean taxon of the insect and crustacean proteins that excludes the myriapod hemocyanins. Within the clade of myriapod hemocyanins, ... chelicerate hemocyanins (3 8–4 6%), the onychophoran hemocyanin ( 3 4–3 7%), the phenoloxidases of Crustacea and insects ( 3 1–3 8%), the crustacean hemocyanins ( 2...

Ngày tải lên: 20/02/2014, 11:20

... square in half will be asserted in the A- Box and recognized as an instance of ~ - the shaded concept cut (a) square in half - which is a descendant of cut and an abstraction of o: - cut (a) ... part of doing/~ (as in the case of playing a C note as part of playing a C triad on a piano); 3. when a occurs, a set of conditions C hold, such that...

Ngày tải lên: 20/02/2014, 21:20

... first tagged manually to provide a baseline and then tagged automatically using PARTS. The a priori op- tion of assuming only a verbal tag for all the pairs in question was also explored in order ... a different assignment. In the case of to gun down the ambiguity of to is enhanced by the ambiguity of gun, and a mistake in tagging gun will automat...

Ngày tải lên: 20/02/2014, 21:20

... and Ananiadou, 1996), besides the frequency of occurrence, also consider the frequency of the candidate string as a part of longer candidate terms, as well as the number of these longer candi- ... string, lal the length of a in terms of number of words, f (a) the frequency of a in the corpus, Ta the set of candidate terms that contain a, P(T~...

Ngày tải lên: 22/02/2014, 03:20