1. 6 Some proteins function to defend the organisms 1.6.1 Immunoglobins in vertebrates 1.6.2 Fibrinogen and thrombin in blood-clotting 1.6.3 Snake venom. bacterial toxins. and toxic plant proteins (ricin). 1. 7 Some proteins help regulate cellular or physiological activity 1.7.1 Growth factors and transcription factors regulate cell growth and differentiation 1.7.2 Hormones(e.g, insulin, growth hormon) coordinate activities of different cells in multicellular organisms
1.6 Some proteins function to defend the organisms 1.6.1 Immunoglobins in vertebrates 1.6.2 Fibrinogen and thrombin in blood-clotting 1.6.3 Snake venom, bacterial toxins, and toxic plant proteins (ricin). 1.7 Some proteins help regulate cellular or physiological activity 1.7.1 Growth factors and transcription factors regulate cell growth and differentiation 1.7.2 Hormones (e.g., insulin, growth hormon) coordinate activities of different cells in multicellular organisms
1. 8 Some proteins are responsible for the generation and transmission of nerve impulses. 1.8.1 Rhodopsin responses to light to generate vision 1.8.2 Acetylcholine receptor are responsible for transmitting nerve impulses ar synapses 1.9 Many proteins have other functions. Antifreeze proteins protect the blood of Antarctic fish from freezing. Special heat stable proteins in thermophile bacteria
1.8 Some proteins are responsible for the generation and transmission of nerve impulses. 1.8.1 Rhodopsin responses to light to generate vision 1.8.2 Acetylcholine receptor are responsible for transmitting nerve impulses at synapses 1.9 Many proteins have other functions. Antifreeze proteins protect the blood of Antarctic fish from freezing. Special heat stable proteins in thermophile bacteria
Chymotrypsin with its active site
Chymotrypsin with its active site
Fireflies emit light catalyzed by luciferase with ATP
Fireflies emit light catalyzed by luciferase with ATP
(b) Erythrocytes contain a large amount of hemoglobins, the oxygen-transporting protein
Erythrocytes contain a large amount of hemoglobins, the oxygen-transporting protein