From the Society Of Abidance in Truth (see Brilliant Links)
I am not a god (an immortal), not, indeed, a mortal, not a demon, not a ghandarva, not a yaksa, not a variety of devil, Not, indeed, a man, not a woman, [and] also not a hermaphrodite; Superior, of a shining (illuminating) nature, Siva I am. -Adi Shankacharya (picture above)

Protein People

Sorry for the inconvenience, scroll down below the protein pics (colorful ribbon images) to get to the actual posts. An archive is on the right side. Even if you click on one, you have to scroll down from the top past the images to see the post ("Nothing is My Lover is the Last One").
Below are the Cellular Citizens, dwellers in Prokaryotic Villages, and Eukaryotic Metropolii. Worshippers of the Bible Genome, on it's many Chromosomal Bookshelves. Some really large and naive folks call them protein molecules.

self portrait of Ribosome

self portrait of Ribosome
It drew itself.

DNA Polymerase playing

DNA Polymerase playing

I clot blood

I clot blood
It's my job

DNA dicer (Restriction Enzyme)

DNA dicer (Restriction Enzyme)

The sight culprit

The sight culprit

I digest your food

I digest your food
A thankless job

Happy Mitochondrial DoorFrame

Happy Mitochondrial DoorFrame

My precious home in Glowing Bacteria

My precious home in Glowing Bacteria

Fold Other Proteins

Fold Other Proteins

Nothing is my Lover!

Nothing is my Lover!
Created by Cee at Present Nonexistence (See Brilliant Links)

Any questions? Ask HAL 9000

Any questions? Ask HAL 9000
I'm busy right now

Friday, March 27, 2009

Rhodopsin (makes vision possible)

Feel free to click on the bio-molecule pictures and get a closer look
This is Rhodopsin from a cow's eye. Rhodopsin is the molecule that pretty much universally is responsible for vision, I believe also in invertebrates. A photon of light hits one of the red molecules (called retinal which is I believe very similar to Vitamin A), changing it's shape, the red molecules in turn alter the shape of the protein, which resides in a membrane in rod and cone cells. It is attached to another protein called transducin, which then starts signalling in the cell, which then in turn leads to an action potential (signal) being sent to the visual cortex of the brain, which then gets translated into vision.

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