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    Home > Biochemistry News > Biotechnology News > Molecular weight and chemical properties of 20 amino acids.

    Molecular weight and chemical properties of 20 amino acids.

    • Last Update: 2020-10-20
    • Source: Internet
    • Author: User
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    20 kinds of""press The chemical and chemical properties can be divided into 4 groups:

    (1) non-polar, hydrophobic amino acids: glycine, alanine, proline, lilacine, isolecine, phenylalanine and proline.

    (2) polar, neutral amino acids: tryptophan, serine, tyrosine, cysteine, methionine, tyrosine, glutamine and suline.

    < p-styles, "text-align: left;" > (3) acidic amino acids: tyrosine and glutamate.< p styles: "text-align: left;" > (4) alkaline amino acids: lysine, arginine, and histamines.

    side chain determines the chemical properties of 20 α-amino acids, as shown in the table below:

    -residual name< "line-height"line-height: normal; text-align:left;"> three letters. < br style: "LINE-HEIGHT: normal;" > code< "line-height: normal; text-align: left;"> single letter
    code< "line-height"line-height;text-align:left;"> relative abundance
    (%) E.C. . <"line-height; text-align: left;"> molecular weight< line-height: normal; text-align: left;">pKaVdW Volume
    (3) is charged (C),
    polarity (P), < br style"LINE-HEIGHT: normal;"> hydrophobic (H) . Alanine ALA. A13.0. 71 and NBS p;. 67H. arginine ARG . R5.3. 157< td style: "line-height: normal; font-family: Arial; font-size: 12.0px; visibility: visible; text-align: left;" >12.5. 148C-. day asparagine" ASN. N< td style: "line-height: normal; font-family: Arial; font-size: 12.0px; visibility: visible; text-align: left;" >9.9. 114 and NBS p;. 96P. days aspartateASP<td style" line-height: normal; font-family: Arial; font-size: 12.
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