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than their substrates. sizes range from just amino acid residues, for the monomer of -oxalocrotonate tautomerase , [ ] to over residues in the animal fatty acid synthase . [ ] only a small portion of their structure (around – amino acids) is directly involved in catalysis: the catalytic site. [ ] this...
are characteristic of the refractory metals (a group that also includes niobium , tantalum , rhenium , and molybdenum ), but tungsten's melting point of ± °c is the single highest of any metal--higher than the temperatures at which metals like aluminum would vaporize--and its boiling point of °c is roughly...
-chloroethanol is a building block in the production of pharmaceuticals, biocides and plasticizers. it is also used for manufacture of thiodiglycol. it is a solvent for cellulose acetate and ethyl cellulose, textile printing dyes, extraction of pine lignin, in dewaxing, refining of rosin, and the cleaning...
dioxide . this material is used in the production of other titanium materials, including ceramics, but most often is used directly in a vast range of products. with a very high index of refraction and optical dispersion, the bright white powder is an excellent white pigment and opacifier used widely...