CAS BI 108 Lecture Notes - Lecture 8: Ribose, Cytochrome, Acetaldehyde
Document Summary
Consensus sequence additionalprotein structure sequence amino acids in the same proteinfromdifferent species is usually very similar. Post translational modification aminoacidsarejoinedtogetherbytheribosome intopeptides in a process called translation. Serine this is not donebytheribosomes t o 1,01. Mys cha s s cha cys disulfidebondsform inproteins to enhancestructuralstability cysteine can also be a hydrophobic amino acid. Gibbsfree energy appropriateinbiologicalsystems defined as constant temperature 6 pressure. G gibbsfreeenergy constanttemp a pressure constentropy a volume sconstentopy d pressure. Ago when a system is equilibrium when doo e favorable downhill spontaneous freeenergyreleased. When ago t unfavorable uphill not spontaneous freeenergy consumed. Atv enthalpy heat energy sum of 20 bondenergies and all non covalent interactions. Aso favorable contributions to ag t less order favorable. R 1. 987 sat ok gasconstant k equilibrium substrates products kequilibrium products substrates y equilibrium constant. Ag i ag relate k to energy thermodynamics i do not relate to reaction rates kinetics. Catalysts do increase the rate of a reaction do not affect equilibrium.