The thylakoid ATP synthase is a CF1FO-ATP. ATP is needed for the light-independent reactions of photosynthesis. Thylakoid lumen. Thylakoid function. The Function of ATP in Photosynthesis & Respiration. ATP stands for adenosine triphosphate. It is called the molecular currency of energy. ATP is a nucleotide. or in the cytoplasm during photosynthesis. ATP Synthesis was. function is to operate in the ATP. synthase functions photosynthesis and. of this large protein complex accomplishes a mechanical rotation in the process of phosphorylation and release of the ATP. photosynthesis, the ATP synthase. Photosynthetic cells. called photosynthesis. The products of this reaction are sugar molecules and various other organic molecules necessary for cell function. Shmoop Biology theme of Structure and Function in Photosynthesis. the ATP and NADPH generated during photosynthesis rarely make it out of the chloroplast. Describe the similarities and differences between the electron transport chains utilized in photosynthesis and aerobic respiration and how the. ATP is a good. Both active forms of chlorophyll a function in photosynthesis due to their association with. We can infer that the purpose of ATP in photosynthesis is to. In photosynthetic bacteria, the proteins that gather light for photosynthesis are embedded in cell membranes. In its simplest form, this involves the membrane. Photosynthesis Photosynthesis is. The mitochondria use the energy released in this oxidation in order to synthesize ATP. In photosynthesis, the electron flow is.