The amine of pyridoxine (–CH2NH2 replacing –CH2OH at position 4), having a similar physiologic action. See pyridoxine.
- p. 5-phosphate the amine of pyridoxal 5-phosphate (—CH2NH2 replacing —CHO at position 4), it is the intermediate formed in many enzyme-catalyzed reactions that utilize pyridoxal 5-phosphate.
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pyr·i·dox·amine .pir-ə-'däk-sə-.mēn n a crystalline amine C8H12N2O2 of the vitamin B6 group that in the form of its phosphate is active as a coenzyme
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pyr·i·dox·amine (pir″ĭ-dokґsə-mēn) one of the three active forms of vitamin B6.Medical dictionary. 2011.