Phycobilisomes at the U.S. National Library of Medicine Medical Subject Headings (MeSH) Columbia Biosciences - Phycobilisome ... Excitation and emission spectra of a phycobilisome from a blue-green alga. Phycobilisome versus cyanine dye detection ... Some phycobilisomes have an absorption and emission profile similar to Cy5, allowing them to be used in many of the same ... Phycobilisomes are light harvesting antennae of photosystem II in cyanobacteria, red algae and glaucophytes. It was lost in the ...

These antenna assemblies within cyanobacteria and red algae are called phycobilisomes. These phycobilisomes are of particular ... He also had a longstanding interest in light-harvesting complexes in cyanobacteria and red algae called phycobilisomes. He had ... Glazer, A N (June 1985). "Light Harvesting by Phycobilisomes". Annual Review of Biophysics and Biophysical Chemistry. 14 (1): ... "Phycobilisome Architecture: the Work of Alexander N. Glazer". Journal of Biological Chemistry. 284 (36): e12-e14. doi:10.1016/ ...

In phycobilisomes (PBS) each trimer or hexamer contains at least one linker protein located in central channel. B-phycoerythrin ... Phycobiliproteins are part of huge light harvesting antennae protein complexes called phycobilisomes. In red algae they are ... Glazer AN (1985). "Light harvesting by phycobilisomes". Annual Review of Biophysics and Biophysical Chemistry. 14: 47-77. doi: ... 2007). "Diversity and evolution of phycobilisomes in marine Synechococcus spp.: a comparative genomics study". Genome Biology. ...

2019). "Radioprotective role of cyanobacterial phycobilisomes". Biochimica et Biophysica Acta (BBA) - Bioenergetics. 1860 (2): ...

To combat this problem, Cyanobacteria have a light-harvesting complex called Phycobilisome. This complex is made up of a series ... Adir N, Bar-Zvi S, Harris D (April 2020). "The amazing phycobilisome". Biochimica et Biophysica Acta. Bioenergetics. Light ...

They differ from glaucophyte and red algal chloroplasts in that they have lost their phycobilisomes, and contain chlorophyll b ... Their chloroplasts do not have phycobilisomes, but they do have phycobilin pigments which they keep in their thylakoid space, ... Bryant DA, Guglielmi G, de Marsac NT, Castets AM, Cohen-Bazire G (1979). "The structure of cyanobacterial phycobilisomes: A ... Like photosystem I and ATP synthase, phycobilisomes jut into the stroma, preventing thylakoid stacking in red algal ...

"Cyanobacterial stabilized phycobilisomes as fluorochromes for extracellular antigen detection by flow cytometry". Journal of ... They are most important constituents of the phycobilisomes. Phycobiliproteins demonstrate superior fluorescent properties ...

The linker polypeptide ApcE in the allophycocyanin (APC) core of the phycobilisomes is known to be important, but is not the ... Because OCPO cannot bind to the phycobilisome antenna, FRP effectively can detach OCP from the antenna and restore full light- ... OCPO is considered the dark, stable form of the protein, and does not contribute to phycobilisome quenching. OCPR is considered ... According to Rakhimberdieva and coworkers, about 30-40% of the energy absorbed by phycobilisomes does not reach the reaction ...

Light Harvesting by Phycobilisomes Annual Review of Biophysics and Biophysical Chemistry Vol. 14: 47-77 (Volume publication ... The geometrical arrangement of a phycobilisome is very elegant and results in 95% efficiency of energy transfer. There is a ... The antenna-shaped light harvesting complex of cyanobacteria, glaucocystophyta, and red algae is known as the phycobilisome ... Singh, NK; Sonani, RR; Rastogi, RP; Madamwar, D (2015). "The phycobilisomes: an early requisite for efficient photosynthesis in ...

Each phycobilisome rod generally has two or more phycocyanin hexamers. Despite the overall similarity in structure and assembly ... Instead, phycobiliproteins aggregate to form clusters that adhere to the membrane called phycobilisomes. Phycocyanin is a ... a novel monoclinic crystal form for phycobiliproteins in phycobilisomes". Acta Crystallographica Section D. 57 (Pt 6): 784-92. ... PCB faces the exterior of the trimeric ring and is therefore implicated in inter-rod energy transfer in the phycobilisome ...

Attached to the thylakoid membrane, phycobilisomes act as light-harvesting antennae for the photosystems. The phycobilisome ... In some cyanobacteria, the color of light influences the composition of the phycobilisomes. In green light, the cells ... Grossman AR, Schaefer MR, Chiang GG, Collier JL (September 1993). "The phycobilisome, a light-harvesting complex responsive to ... The photosynthetic machinery is embedded in the thylakoid membranes, with phycobilisomes acting as light-harvesting antennae ...

The phycobilisomes of the former red algae were reduced until only phycoerythrin remained. Phycoerythrobilin, a type of red ...

Phycobiliproteins are grouped together in separate clusters, approximately 40nm in diameter, known as phycobilisomes. The ...

Shen G, Boussiba S, Vermaas WF (December 1993). "Synechocystis sp PCC 6803 strains lacking photosystem I and phycobilisome ...

Olive, J; Ajlani, G; Astier, C; Recouvreur, M; Vernotte, C (1997). "Ultrastructure and light adaptation of phycobilisome ... the phycobilisomes. This macrostructure, as in the case of higher plants, shows some flexibility during changes in the ...

This domain is implicated in binding the phycobilisome complex, which thereby facilitates thermal dissipation (quenching) of ... importance of a positive charge for phycobilisome binding". The Plant Cell. 24 (5): 1972-83. doi:10.1105/tpc.112.096909. PMC ... where they occur associated with phycobilisome in the cellular thylakoid membrane. These proteins function in photoprotection, ... "A soluble carotenoid protein involved in phycobilisome-related energy dissipation in cyanobacteria". The Plant Cell. 18 (4): ...

... they harvest light via phycobilisomes, structures consisting largely of phycobiliproteins. The green algae and land plants have ...

IsiA functions as an antenna for photosystem I (PSI) under iron-limiting conditions, when phycobilisomes disappear. In the (PSI ...

In the mid 90's, and coinciding with Cid's retirement, Bunster investigated phycobilisomes, a fluorescent, macromolecular-light ... approach to the intra-phycocyanin and inter-phycocyanin fluorescence resonance energy-transfer pathways in phycobilisomes". ...

Bacterial ferredoxin-NADP+ reductase may be bound to the thylakoid membrane or anchored to the thylakoid-bound phycobilisomes. ...

... forming clusters that adhere to the membrane called phycobilisomes. Allophycocyanin absorbs and emits red light (650 & 660 nm ... on the structure and electronic excitation coupling of glutaraldehyde-and diimido ester-cross-linked phycobilisomes". ...

It can also be linked to the linker polypeptides of the phycobilisome, in which its precise role remains unclear. Phycourobilin ... In the ubiquitous marine cyanobacteria Synechococcus, the amount of phycourobilin in the phycobilisomes is correlated to the ... phycobilisome). When bound to phycoerythrin, phycourobilin shows an absorption maximum around 495 nm. This chromophore is ... is found in marine phycobilisome containing organisms, allowing them to efficiently absorb blue-green light. ...

Their chloroplasts are enclosed in a double membrane, lack grana and phycobilisomes on the stromal surface of the thylakoid ... which are localized into phycobilisomes, gives red algae their distinctive color. Their chloroplasts contain evenly spaced and ...

Collier, J., Grossman, A.R. (1994) A small peptide elicites the degradation of phycobilisomes during nutrient-limited growth of ...

... the phycobilisomes, with PSI and PSII. Trichodesmium is found in oligotrophic waters, often when waters are calm and the mixed ...

Some other cyanobacterial strategies may involve state-transitions of the phycobilisome antenna complex , photoreduction of ... "ApcD is necessary for efficient energy transfer from phycobilisomes to photosystem I and helps to prevent photoinhibition in ...

... is similar to phycocyanin, an important component of the light-harvesting complex (phycobilisome) of ...

Instead, the light-harvesting complexes (also called phycobilisomes), that consist of different proteins, sit on the inside of ...

... structure of phycobiliproteins and phycobilisomes, chromatic adaptation, nitrogen fixation, and their nutrition and taxonomy. ...

For example, chloroplasts in plants and green algae have lost all phycobilisomes, the light harvesting complexes found in ...