The membranous labyrinth more or less duplicates the shape of the bony channels and is filled with a K+-rich fluid called endolymph

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#Id: 10294

#Unit 4. Cell Communication and Cell Signaling

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#Id: 3642

#Unit 3. Fundamental Processes

The Class I enzymes share two homologous polypeptide segments that are components of a dinucleotide-binding fold (Rossmann fold, which is also present in many NAD+- and ATP-binding proteins.

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#Id: 5463

#Unit 7. System Physiology – Animal

High affinity Neurotrophins  receptors

Tyrosine kinase associated (Trk) receptors 

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#Id: 1718

#Unit 4. Cell Communication and Cell Signaling

FcεRI, which binds IgE with an exceptionally high-affinity constant of 10^10 M^-1 .

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#Id: 7186

#Unit 5. Developmental Biology

In Drosophila, Sog protein is a homologue of Chordin.