... r a ị where r n and r u are the experimentally determined numerical values of the ratio a/ b, and r a is the theoretical numerical value of ratio a/ b for a mixture of aromatic amino acids (Tyr and ... not mark any as poor or inappropriate. Another structural analysis, obtained by the VERIFY 3 D program [61], gave an average value of 0.21, which is greater than zero, the quality value indicated ... a value of 8.0, by adding, alternatively, pH-unadjusted stock solutions of Tris and EDTA. The final concentration of EDTA was 5 m M . Under these conditions, the pale blue of the supernatant at pH...
Ngày tải lên: 21/02/2014, 00:20
... member of the Akt / PKB subfamily Caterina Peggion 1, *, Raffaele Lopreiato 1, *, Elena Casanova 1 , Maria Ruzzene 1,2 , Sonia Facchin 1 , Lorenzo A. Pinna 1,2 , Giovanna Carignani 1 and Geppo Sartori 1 1 ... the S13 4A- S ⁄ S13 4A- AS, S13 3A- S ⁄ S13 3A- AS, S13 3A- S13 4A- S ⁄ S13 3A- S13 4A- AS and S134D-S ⁄ S134D-AS pairs of primers (Table S2). Transformation of yeast cells with recombinant plasmids was performed as ... HA-tagged Sch9p was immunoprecipitated with the anti-HA resin from 500 lg (total proteins) of a lysate of strain SCH9-HA (lane 1). As a reference, the anti-HA resin was incubated with a lysate...
Ngày tải lên: 07/03/2014, 04:20
Báo cáo khoa học: NMR solution structure of Cn12, a novel peptide from the Mexican scorpion Centruroides noxius with a typical b-toxin sequence but with a-like physiological activity doc
... toxins are capable of discriminating between Na + -channel isoforms of the same organism (e.g. the rat brain isoform rNa V 1.1 is 10-fold more sensitive to the action of the a Na-ScTx Lqq5 than the ... whereas small contaminants (5%) were eliminated on the ascending and descending sections of the chromatogram. (B) Direct Edman degrada- tion of native peptide and reduced and alkylated samples ... of all the b Na-ScTxs from all the a Na-ScTxs. The a Na-ScTxs have identities of the order of 50% among themselves, the same being true for all the b Na-ScTxs (data not shown). However, when the...
Ngày tải lên: 23/03/2014, 12:20
Báo cáo khoa học: Purification and characterization of three isoforms of chrysophsin, a novel antimicrobial peptide in the gills of the red sea bream, Chrysophrys major doc
... connective tissues at the base of the secondary lamella (A, arrows in C, G and I) and epithelial cells on the secondary lamella (A and arrowheads in C). Enlargement of sections C, D and G are shown in ... 137.1 Da, which agreed with the average molecular mass of His (Table 1). On replacing the unknown amino acids of fragment 3 with His, the theoretical average molecular mass (1365.62 Da) of fragment ... G100 5A protein sequencing system (Palo Alto, CA, USA) by analyzing the data calibrated with 10 pmol phenylthiohydantoin amino-acid standards. Tricine/SDS/PAGE The molecular mass of the sample was...
Ngày tải lên: 23/03/2014, 20:22
Báo cáo khoa học: Light regulation of CaS, a novel phosphoprotein in the thylakoid membrane of Arabidopsis thaliana doc
... respectively, for CaS were 5Â-AAATGGCAACGAAGTCTTCAC-3Â and 5Â-CAGTCGGAGCTAGGAAGGAA-3Â. Isolation of plasma membrane, intact chloroplasts, stroma and thylakoids The plasma membrane fraction of Arabidopsis was ... C X Hotstart DNA polymerase (Strategene, La Jolla, CA, USA) and the uracil-containing primers nt114 (forward: GGCTTAAUATGGCTATGGCGGAAATGG CAACGA) and nt115 (reverse: GGTTTAAU TAAGGATC CTTAATTAAGCCTCAGCGGGTCGGAGCTAGGAAG GAACTT), ... search parameters allowing for carbamidomethylation of Cys, one miscleavage of trypsin, oxidation of Met, and 200 p.p.m. mass accuracy. mascot search parameters in the case of phosphopeptide analysis...
Ngày tải lên: 30/03/2014, 04:20
Báo cáo khoa học: Mode of action of the microbial metabolite GE23077, a novel potent and selective inhibitor of bacterial RNA polymerase docx
... ified b acterial RNAPs, GE23077 shows a narrow spectrum of antimicrobial activity on Gram-positive and Gram-negative bacteria. To investigate the molecular basis of this behaviour, the effects of GE23077 ... reported in the previous paragraph , that it acts at the level of transcription initiation. RNAP–DNA complex formation. To further elucidate the mechanism of action of GE23077 on E. coli RNAP, the possibility ... physico-chemical properties c haracterized as described previously [19]. All o ther chemicals were purchased from standard commercial sources as analytical grade reagents. RNAP assays The inhibition of RNAP...
Ngày tải lên: 30/03/2014, 15:20
a guide to the end of the world everything you never wanted to know sep 2004
... probable that we are alive at the same time as, say, 10 per cent of the human race. This is another way of saying that humans will cease to exist long before they have any chance to spread across ... of the most costly natural disasters of all time. Every year, the Caribbean, the Gulf and southern states of the USA, and Japan are struck by tropical storms, while the UK and continental ... Super - Eruptions, Giant Tsunami, and the Coming Great Quake 5 The Threat from Space: Asteroid and Comet Impacts Epilogue Appendix A: Threat Timescale Appendix B: Geological Timescale Further Reading...
Ngày tải lên: 11/06/2014, 10:21
Period 10 UNIT 2: CLOTHING Lesson 4: Reading A. Teaching points: By the end of the lesson , pot
... jeans come from? 2. What was the 60 s’ fashion? 3. Why old more and more people begin wearing in the -Read the text to check the answers Read the text to fill in the missing dates and ... Lesson 4: Reading A. Teaching points: By the end of the lesson , students will be able to understand the text for details about jeans. B. Teaching aids: pictures, poster, chalk, board, textbook,…. ... like wearing Jeans? ? Do you ever wear Jeans? How do you feel? Is it comfortable? 3. While - reading: -Asks Ss to read the text to check their answers * Gap fill - Asks Ss to read the text...
Ngày tải lên: 03/07/2014, 19:20
UNIT 1 : A VISIT FROM A PEN PAL Lesson 2: Speak and Listen I. Aims of the lesson : By the end of pot
... book. Asks some questions to check Ss’understanding. ? Have Nga and Maryam met each other before? ? Is Maryam enjoying her stay in HN? Listen to the teacher Put the dialogue in the ... Bombay Hoi an Japan Australia England India Vietnam (1 )A. Hello you must be Yoko B. That night, I am A. Are you enjoying your stay in Hue? B. Oh , yes, very much. I like Vietnamese ... Asks ss to listen to the dialogue one time to check their predition Feed back - evaluation ? Listen again and answer the questions 4. Post speaking * Role play Sets the scene: You are...
Ngày tải lên: 03/07/2014, 19:20
Báo cáo sinh học: "Functions of O-fucosyltransferase in Notch trafficking and signaling: towards the end of a controversy" pptx
... and that Ofut1 acts non-catalytically to regulate the exit of Notch from the ER. Thus, Ofut1 probably acts as a chaperone in the ER to promote the proper folding of the extracellular domain of ... the observation that the activity of Fringe is dispensable in the embryo. It is therefore clear that non- fucosylated Notch can reach the cell surface and can signal. Analysis by Okajima et al. ... methodological differences between the various studies and also to technical limitations in subcellular localization analysis, Okajima et al. [17] also re-examined the localization of Notch in ofut1 mutant...
Ngày tải lên: 06/08/2014, 18:21
Giáo án Tiếng Anh lớp 8: Unit 6 The young pioneers club Lesson 2 : Speak A/ Aims and Objectives : By the end of the lesson , pps
... I can manage . - Ask Ss to repeat chorally and then individually all the phrases in the chart . III / Practice : 1. Ask Ss to work in pairs to practice the dialogues - Call on some pairs ... pairs to practice in front of class . - Correct pronunciation if any . 2. Use appropriate phrases to make similar dialogues about some of the following situations with a partner. - Have Ss ... practice the dialogue in front of the class . V / Homework : 1. Learn by heart the expressions to offer assistance and favor and how to respond them . * Can / Could you help me please...
Ngày tải lên: 08/08/2014, 02:22
Báo cáo y học: "The complete genome of klassevirus – a novel picornavirus in pediatric stool" pdf
Ngày tải lên: 12/08/2014, 04:21
Báo cáo khoa học: "The complete genome of klassevirus – a novel picornavirus in pediatric stool" doc
Ngày tải lên: 12/08/2014, 04:22
Báo cáo y học: "HIV-1 subtype distribution in the Gambia and the significant presence of CRF49_cpx, a novel circulating recombinant form" pdf
Ngày tải lên: 13/08/2014, 01:20
Báo cáo y học: "Real-time reverse-transcription PCR in the diagnosis of influenza A (H1N1)v in intensive care unit adult patients" pdf
Ngày tải lên: 13/08/2014, 19:20
greer - the long descent; a user's guide to the end of the industrial age (2008)
Ngày tải lên: 01/11/2014, 18:24
Cambridge.University.Press.War.and.the.Law.of.Nations.A.General.History.Sep.2005.pdf
... to war could easily work against ideas of restraint in war, a point dramatically illu- strated in India by the Arthas ´ astra of Kautilya. This was a manual of statesmanship – including the waging ... Politics, at 59. 65 Ibid . at 79. 30 WAR AND THE LAW OF NATIONS any formal declaration. 60 Nor, apparently, was it thought necessary to have a formal declaration of war in the case of certain small-scale, ... war is analysed, with an explanation of the deeper reasons for its failure and the way in which this paved the way for the substantial discarding, after the Second World War, of war as a legal...
Ngày tải lên: 21/09/2012, 11:02