Epimer
[ep-uh-mer] /ˈɛp ə mər/
noun, Chemistry.
1.
either of a pair of isomeric aldose compounds, especially of certain sugars, that differ from each other in the positions of the H and OH at the second atom from the end of the carbon chain, as d-glucose and d-mannose.
epimer ep·i·mer (ěp’ə-mər)
n.
One of two molecules that differ only in the spatial arrangement around a single carbon atom.
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epimerase e·pim·er·ase (ĭ-pĭm’ə-rās’, -rāz’) n. Any of a class of enzymes that catalyze changes to epimers.
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/ɪˈpɪməˌrɪzəm/ noun 1. optical isomerism in which isomers (epimers) can form about asymmetric atoms within the molecule, esp in carbohydrates
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