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Home > Featured Articles > Positive selection in octopus haemocyanin indicates functional links to temperature adaptation > Positive selection in octopus haemocyanin indicates functional links to temperature adaptation

Positive selection in octopus haemocyanin indicates functional links to temperature adaptation [1]

Octopods have successfully colonised the world’s oceans from the tropics to the poles. Yet, successful persistence in these habitats has required adaptations of their advanced physiological apparatus to compensate impaired oxygen supply. Their oxygen transporter haemocyanin plays a major role in cold tolerance and accordingly has undergone functional modifications to sustain oxygen release at sub-zero temperatures. However, it remains unknown how molecular properties evolved to explain the observed functional adaptations. We thus aimed to assess whether natural selection affected molecular and structural properties of haemocyanin that explains temperature adaptation in octopods.

Publication Date: 
05/07/2015
Michael Oellermann [2], Jan M. Strugnell [3], Bernhard Lieb & et al [4]
BMC Evolutionary Biology [5]
1-18
Tags:
Climate Change [6], Climate Impacts [7], Climate Adaptation [8], Marine Life [9], Marine Ecosystems [10], Antarctica [11]
Centre for Science and Environment
National Knowledge Commission Government of India

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Source URL: http://admin.indiaenvironmentportal.org.in/feature-article/positive-selection-octopus-haemocyanin-indicates-functional-links-temperature

Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/positive-selection-octopus-haemocyanin-indicates-functional-links-temperature
[2] http://admin.indiaenvironmentportal.org.in/category/author/michael-oellermann
[3] http://admin.indiaenvironmentportal.org.in/category/author/jan-m-strugnell
[4] http://admin.indiaenvironmentportal.org.in/category/author/bernhard-lieb-et-al
[5] http://admin.indiaenvironmentportal.org.in/category/journal/bmc-evolutionary-biology
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-impacts
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-adaptation
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/marine-life
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/marine-ecosystems
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/antarctica