Functional Groups and Chemical Families pptx

... 1 Functional Groups and Chemical Families Although there are a wide variety of organic compounds, most of them are composed of the elements from the upper right hand portion of the ... nitrile 5 Amides O NH 2 NH 2 O pentanamide C 5 H 11 NO C 2 H 5 NO ethanamide acetamide Using functional groups to predict reactivity. Once having a list of common functional groups, the organiz...

Ngày tải lên: 22/03/2014, 14:20

... Folding and Chemical Reactions Lorna Dougan,* [a] Ainavarapu Sri Rama Koti, [b] Georgi Genchev, [c] Hui Lu, [c] and Julio M. Fernandez* [a] 1. Introduction The structure and dynamics of proteins and ... between separating b-strands. In Figure 5 B, we define the pulling coor- dinate for the A’ and G b-strands as the distance between the first amino acid of strand A’ (Y9) and the...

Ngày tải lên: 22/03/2014, 18:20

... injection. 4.1.6. Let C, C  , D and D  be four categories, G : C→C  , G ∨ : C  →C, H : D→D  and H ∨ : D  →D, and (G, G ∨ ) and (H, H ∨ ) be two adjoint pairs. Let F : C→Dand F  : C  →D  be two ... under extensions and direct summands and containing E i T for all i ≥ 0 and T a simple object of A such that FT = 0. Then, in general, not every projective object of A is in F...

Ngày tải lên: 29/03/2014, 07:20

... [26], although this enzyme has not been functionally proved and the lability of substrate and product rule out any cocrys- tallization. The setting of a helices and b-strands causes very similar CD spectra ... 12) was negligible and the band could be hardly recognized in the soluble Gly68fiPro and Gly261fiPro mutant extracts (lanes 9 and 11). Table 2. Specific activities of the wild-...

Ngày tải lên: 21/02/2014, 03:20

... exposure of workers and bystanders to hazardous chemicals may be substantial as a result of the hazardous chemicals and materials contained within electrical and electronic equipment, and the crude ... contain numerous hazardous chemicals and materials, and therefore the recycling and disposal of e-waste poses a threat to the environment and to human health. In some countries...

Ngày tải lên: 05/03/2014, 21:20

... Geometric Langlands duality and representations of algebraic groups over commutative rings By I. Mirkovi´c and K. Vilonen* LANGLANDS DUALITY AND ALGEBRAIC GROUPS] 113 We will now ... that φ and ψ are weights of L(λ) and L(μ) and φ + ψ = ν. Hence, the set of T -fixed points in m −1 L ν ∩ ˜ Gr λ,μ consists of the points of the form (z φ ,z ψ G O ) with φ+ ψ = ν and...

Ngày tải lên: 06/03/2014, 08:21

... with children and youth. 3. Provide copies of the handout, Internet Tips for Kids (see Practical Tools for Educators and Families) , and suggest the staff consider posting or distributing the handout and ... Educators and Families – included in this section are resources and tools for use with children of all ages, including Internet Guidelines for Parents & Families, Educ...

Ngày tải lên: 06/03/2014, 21:20

... external and internal environment. Because of the multiplicity and broad substrate specificity of signaling enzymes, it is of immense importance to understand how the cell achieves efficiency and accuracy ... significantly and they are often difficult to distinguished. This article, and the following three in this minireview series provide a con- cise functional description of scaffol...

Ngày tải lên: 06/03/2014, 22:21

... functional and structural characterization of ETB and similar GPCRs. Further analysis of the identified ETB 131 and ETB 93 fragments will help to identify residues involved in ligand binding and ... ETB 131 and ETB 93 . (A) Interaction of ETB between 10 and 250 n M. (B) Interaction of ETB 131 between 200 and 1600 n M. (C) Interaction of ETB 93 between 10 and 200 nM. C. Klammt...

Ngày tải lên: 16/03/2014, 10:20

... fluoride and 10% glycerol. For helicase and ATPase assays, HpSSB (Wt) and DC20SSB were dialysed against MonoQ and MonoS buf- fers and subjected to ion exchange chromatography using MonoQ and MonoS ... Wt and DC20 SSB protein in varying concentrations (0, 0.45, 0.9, 1.8, 2.7 and 3.6 lg, respectively) with 300 ng of M13mp18 single-stranded circular DNA and ⁄ or 300 ng of pUC18...

Ngày tải lên: 30/03/2014, 02:20