Báo cáo khoa học: Antimicrobial activity of histones from hemocytes of the Pacific white shrimp ppt

... present the results of a proteomic investigation of hemocyte antimicrobial peptides of the P acific white shrimp, L. vannamei, and the r ole of histones as potentially important components of their ... Antimicrobial activity of histones from hemocytes of the Pacific white shrimp Se ´ verine A. Patat 1 , Ryan B. Carnegie 1, *, Celia ... [33,34]. We hy...

Ngày tải lên: 07/03/2014, 16:20

... the composition and stoichiometry of these signaling complexes? What is the molecular mechanism for the induction of these complexes? How does the formation of signaling com- plexes lead to the ... weaknesses. The purpose of this review is to show the benefits of a comprehensive examination of the for- mation of signaling complexes by multiple techniques. Our exam...

Ngày tải lên: 23/03/2014, 15:21

... Proceedings of the 12th Conference of the European Chapter of the ACL, pages 835–842, Athens, Greece, 30 March – 3 April 2009. c 2009 Association ... fields of each triple as features for the clustering process, so the comparison with the WordNet gold-standard is still a fair one. Once again, the goal is to determine how much like the human-crafted ... replicate...

Ngày tải lên: 24/03/2014, 03:20

... substantially different from the thermal stability of mPrP alone (65 ± 0.5 °C) (Fig. 2B, right). Conformational dependence of the fluorescence of the FlAsH–TC-tagged mPrPs The fluorescence of the FlAsH reagent ... fluorescence of TC-tagged mPrP depends on the conformational state of the protein. The fluorescence of TCN (A), TCL (B) and TCC (C) in the presence of...

Ngày tải lên: 06/03/2014, 11:20

... that the two lytic sites (residues 5–7 and 16–23) act in a synergistic manner in the lysis of eukaryotic cells (i.e. the presence of one determinant facilitates the action of the other). The single ... fowlicidin 1. The thick- ness of the bar reflects the strength of the NOE connectivities. Y. Xiao et al. Structure activity relationships of fowlicidin-1 FEBS Jo...

Ngày tải lên: 30/03/2014, 11:20

... without addition of CaCl 2 or EGTA), neither enhancing nor inhibitory effects on the generation of 30 K were observed with the addi- tion of 2 mm CaCl 2 or EGTA (data not shown). On the other hand, ... shown in Fig. 9A, the effect of coexpression with FLAG–IST1 on the genera- tion of 30 K was not so obvious regarding the ratio of precursor (arrow) and 30 K (open triang...

Ngày tải lên: 18/02/2014, 04:20

... modulation of DNA gyrase activity, we first verified whether the antimicrobial activities of the peptides were affected by the presence of DNP or fluoroacetate. The two agents significantly blocked the antimicrobial ... affected by ATP. Therefore, the antimicrobial activity of these two latter peptides may involve a different mechanism. The concept of a possible r...

Ngày tải lên: 18/02/2014, 14:20

... binding of the methionine sulfoxide residue at the S 1 ¢ subsite of the active centers of NE and Pr3. The fact that the S 1 ¢ subsite of Pr3 is significantly smaller than that of NE [21] might then explain ... dissociation of the oxidized inhibitor–NE complex was slow enough to be insignificant during the 20–60 s time period used to measure the activities of the...

Ngày tải lên: 19/02/2014, 07:20

... studies of deuteroporphyrin IX to the H-subunit show a K d value of 0.53–1.2 l M [5]. The large subunit has therefore been suggested to be the catalytic subunit. The exact role of the other two ... protrude from the core of the BchI structure and which do not belong to the traditional structure of an AAA + protein. In the double- ringed BchI-BchD structure the...

Ngày tải lên: 19/02/2014, 12:20

... In this case the structural differences are related to the sequence diversity rather than the number of residues. Analysis of the surface features of a-conotoxins reveals the fact that the cysteine ... the residue type and in the case of loop 2 in both the type and number of residues. The N- and C-termini are labeled. (B) On the left is the three-dimensional...

Ngày tải lên: 19/02/2014, 12:20