Ch 4 - Amino acids

Zwitterion
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Terms in this set (37)
Zwitterion
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Chiral (asymmetric) centre
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Chirality
A property of a compound to exist in both left and right forms; occurs whenever a compound contains an asymmetric carbon
Enantiomer
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Stereoisomers
Compounds with the same structural formula but with a different arrangement of the atoms in space.
Optically active
compound that rotates the plane of polarized light
Absolute configuration
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Fischer configuration
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Dextrorotary, d or (+) Rotation
Clockwise rotation of plane polarized light by a stereoisomer
Levorotary, l- or (-) Rotation
A counterclockwise rotation of plane polarized light by a stereoisomer (i.e., l- or (-)- methamphetamine).
Racematea mixture containing equal amounts of two enantiomers"Standard" amino acids"Non-standard" amino acidsIsoelectric point (isoelectric pH)Amphoterica substance that can act as both an acid and a baseAlaAlanineAsxAsparagine or Aspartic Acid (Asp or Asn)CysCysteineAspAspartic AcidGluglutamic acidPhePhenylalanineGlyGlycineHisHistidineIleIsoleucineLysLysineLeuLeucineMetMethionineAsnAsparagineProProlineGlnGlutamineArgArginineSerSerineThrThreonineValValineTrpTryptophanGlxGlutamine or Glutamic Acid (Glu or Gln)TyrTyrosine