benoiton - chemistry of peptide synthesis (crc, 2006)

... it. NH-AA 2 -CO NH-AA 1 -CO 2 HNH 2 -AA 3 -CO NH 2 -AA 2 -CO Pg 2 NH-AA 1 -CO 2 Pg 4 Pg 1 Pg 6 NH-AA 3 -CO 2 H Pg 3 Protection Pg 5 NH-AA 2 -CO Pg 2 NH-AA 1 -CO 2 Pg 4 Pg 1 NH 2 -AA 3 -CO 2 H NH 2 -AA 2 -CO 2 H NH 2 -AA 1 -CO 2 H Coupling Coupling Pg 5 NH-AA 2 -CO 2 H Pg 2 ... 7. 7-8 .3 CH 2 H 2 C H 2 C CH 2 NH 3 CO 2 Amino terminus pK 3. 0-3 .4 pK 7. 7-8 .3 Fundamentals of Peptide...

Ngày tải lên: 03/04/2014, 12:14

... Analysis of ~ 5 kb of the 5 - anking region of both enzyme genes showed the presence of five common cis-elements responsible for gene expres- sion (Fig. 5). Three of these five cis-elements, AP-1, Ets, ... protein kinase II-activated AP-1 and c-Jun N-terminal kinase- activated EGR-1 signaling pathway in tumor necrosis factor-ƒ and lipopolysaccharide-induced CD44 expres- sion in huma...

Ngày tải lên: 16/03/2014, 11:20

... E-domain of GrsA Phe -ATE, but only D -Phe-S-Ppant undergoes condensation with L -Pro-S-Ppant presented at the C-do- main of TycB1 Pro -CAT. Free GrsA Phe -ATE can now be reloaded w hereas D -Phe- L -Pro- DKP ... catalyze peptide bond formation between D -Phe- S-Ppant-GrsA Phe -ATE and L -Pro-S-Ppant-TycB1 Pro - CAT. Furthermore, the minimal system GrsA Phe -ATE/ TycB1 Pro -CAT was...

Ngày tải lên: 17/03/2014, 11:20

... of acetyl-S-Ppant-PCP to 5-thio-2-nitrobenzoic acid (TNB )- S-Ppant-PCP was analyzed by the HPLC method described previously [17]. Assay of [ 1- 14 C]acetyl- S -Ppant-enzyme hydrolysis Apo-PCP [17] ... characterization of TEII srf mutant S86C. (A) DTNB-HPLC assay: acetyl-4¢-S-Ppant-PCP is used as a model substrate for TEII srf [17]. The products formed are HS-4¢-S-Ppant- PCP (holo...

Ngày tải lên: 30/03/2014, 13:20

... transdermal. Rate of absorption: Predicts the onset of action of xenobiotics. Extent of absorption: Predicts the bioavailability of the xenobiotic or the extent of its phar- macologic effect. ... only. Saturation or zero-order kinetics: Toxic over- doses often saturate protein binders and car- riers (albumin-binder, transferrin-Fe carrier), making large concentrations of unbo...

Ngày tải lên: 03/04/2014, 12:04

... (2001) pp. 45 3-4 57. 115. Lu Y., Yin Y. and Xia Y., Synthesis and self-assembly of Au@SiO 2 core-shell colloids Nano Lett. 2 (2002) pp. 78 5-7 88. 101 CVD SYNTHESIS OF SINGLE-WALLED CARBON ... contained in the voids of the zeolite. An empirical rule, Loewenstein rule [29], suggests that in zeolites, only Si-O-Si and Si- O-Al linkages be allowed. In other words, the Al-O...

Ngày tải lên: 23/04/2013, 14:23

... (2001) pp. 45 3-4 57. 115. Lu Y., Yin Y. and Xia Y., Synthesis and self-assembly of Au@SiO 2 core-shell colloids Nano Lett. 2 (2002) pp. 78 5-7 88. 101 CVD SYNTHESIS OF SINGLE-WALLED CARBON ... contained in the voids of the zeolite. An empirical rule, Loewenstein rule [29], suggests that in zeolites, only Si-O-Si and Si- O-Al linkages be allowed. In other words, the Al-O...

Ngày tải lên: 23/04/2013, 20:25

... dawn of the twenty-first cen- tury, the state of the art and science of total synthesis is as healthy and vigor- ous as ever. The birth of this exhilarat- ing, multifaceted, and boundless sci- ence ... structural point of view, but also in that the total synthesis of each molecule reflects the limits of the power of the art and science of organic synthesis at the time...

Ngày tải lên: 29/04/2013, 10:27

... J. Effect of preparation procedure on the structure, morphology, and optical properties of nanocomposites of poly[ 2- methoxy- 5-( 2-ethylhexyloxy )-1 ,4-phenylenevinylene] with gold nano- particles. ... shape of Figure 3. SEM pictures of ISR-0 and PRE-0 cross sections, magnified at 20000Â. Figure 4. SEM pictures magnified at 20000Â of the cross sections of membranes ISR-1,...

Ngày tải lên: 18/09/2013, 21:27

... vertex Tro, Chemistry: A Molecular Approach 21 Boranes nido-Boranes and arachno-Boranes • nido-Boranes have formula B n H n+4 consisting of cage B missing one corner • arachno-Boranes have ... Burdge, 2 nd e., McGraw Hill. Tro, Chemistry: A Molecular Approach 20 Boranes closo-Boranes • compounds of B and H • used as reagent in hydrogenation of C=C • closo-Boranes have formula B n...

Ngày tải lên: 28/11/2013, 01:12