Chapter 15 (part1)

Photosynthesis

Conversion of Light Energy to Chemical Energy

Chlorophyll

Accessory Pigments

Carotenoid

Phycobilin

Absorption Spectra of Major Photosynthetic

Pigments

Harvesting of Light and Transfer of Energy to

Photosystems

Resonance

Transfer

Photosynthetic ETC

Z-Scheme

P680(PSII) to PQ Pool

Excitation, Oxidation and Re-reduction of

P680

Oxygen evolution by PSII

Crystal structure of Photosystem II

from Thermosynechococcus elongatus at

3.5 angstrom resolution

Kristina N. Ferreira, Tina M. Iverson, Karim Maghlaoui, James Barber, and So IwataScience 19 March 2004: 1831-1838.

Kristina N. Ferreira, Tina M. Iverson, Karim Maghlaoui, James Barber, and So IwataScience 19 March 2004: 1831-1838.

Electrons are passed

from Pheophytin

to Plastoquinon

e

Transfer of e- from PQH2 to Cytbf Complex (another Q-

cycle)