Titlebook: Antennas and Reaction Centers of Photosynthetic Bacteria; Structure, Interacti Maria Elisabeth Michel-Beyerle Conference proceedings 1985 S

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,Durchführung eines Ersten Umweltchecks,e efficiently for it. In higher plants, a dominant mechanism is the growth towards the light. Aquatic and microorganisms adapt commonly by chromatic adaptation of the photosynthetic antenna. The chlorophylls . and . are rather inefficient in collecting green light, and several additional pigment sys

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Einführung eines ?ko-Controllingto 4 covalently bound linear tetrapyrrolic chromophores [1]. In vivo, the biliproteins are organized into complex structures [2], the phycobilisomes, which are attached to the outer thylakoid surface [3, 4]. Energy deposited in the phycobilisomes by light absorption is transferred mainly to photosys

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Verantwortung in der Wissenschaft,velength region of low Chl absorption. The chromophores in these pigments are open chain tetrapyrroles which are bound covalently to apoproteins [1]. It has been shown that the energy absorbed by phycobiliproteins feeds the small pool of Chl in these algae [2]. In cyanobacteria and red alga the phyc

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https://doi.org/10.1007/978-3-540-78596-5tion of the mechanism of electronic excited-state energy-transfer in these structures, and in the larger assemblies containing them. The clustering of pigments in these structures, and their overall rotational symmetries, have no obvious purpose in a F?rster model of energy-transfer, but may play sp

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Biologie und die Materiewissenschaften,sting pigment [1]. In both groups all of the BChl . is located in chlorosomes, oblong bodies appressed to the inner surface of the cytoplasmic membrane as shown in Fig. 1. Inside the chlorosome are proteinaceous structures called rod elements which are thought to be made up of BChl .—binding protein

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Biologie und die Materiewissenschaften,lation and separation of low molecular weight proteins (Mr 5000) and polypeptide fragments generated by enzymic or chemical cleavage of proteins. (1, 2). The distinct advantages of RP-HPLC, speed, sensitivity, reproducibility and resolution, have contributed to great advances in protein structure an

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Verantwortung in der Wissenschaft,) to a final absorbance .... An equal volume of 1.6% (w/v) β;-D-octylglucopyranoside (βOG) in water was added at room temperature, and the resulting solubilizate centrifuged at ~2×10. g for 60 min. at 4° C. The supernatant was brought to room temperature, and 10% nonanoyl-N-methyl-glucamide (Nga) wa