A ball-and-stick model structure of non-polar, hydrophobic amino acid isoleucine (Ile, I). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 イソロイシン (アミノ酸)
A ball-and-stick model structure of non-polar, hydrophobic amino acid valine (Val, V). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 バリン (アミノ酸)
A ball-and-stick model structure of polar amino acid asparagine (Asn, N). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 アスパラギン (アミノ酸)
A ball-and-stick model structure of polar amino acid threonine (Thr, T). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 スレオニン （アミノ酸）
A ball-and-stick model structure of basic (positively-charged) amino acid histidine (His, H). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 ヒスチジン （アミノ酸）
A ball-and-stick model structure of non-polar, hydrophobic amino acid tryptophan (Trp, W). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 トリプトファン （アミノ酸）
A ball-and-stick model structure of polar, hydrophobic amino acid tyrosine (Tyr, Y). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 チロシン （アミノ酸）
A ball-and-stick model structure of acidic (negatively-charged) amino acid glutamic acid (Glu, E). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 グルタミン酸 (アミノ酸)
A ball-and-stick model structure of non-polar amino acid proline (Pro, P). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 プロリン (アミノ酸)
The general structure of amino acids, the protein building blocks. Drawn in Inkscape. アミノ酸 アミノ酸 酸 アミノ酸 （一般）
A ball-and-stick model structure of non-polar, hydrophobic amino acid leucine (Leu, L). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 ロイシン (アミノ酸)
A ball-and-stick model structure of polar amino acid cysteine (Cys, C). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver, sulfur in yellow. Drawn in Inkscape. アミノ酸 アミノ酸 酸 システイン (アミノ酸)
A ball-and-stick model structure of acidic (negatively-charged) amino acid aspartic acid (Asp, D). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 アスパラギン酸 (アミノ酸)
A ball-and-stick model structure of basic (positively-charged) amino acid arginine (Arg, R). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 アルギニン （アミノ酸）
A ball-and-stick model structure of non-polar amino acid glycine (Gly, G) -- the simplest of all amino acids. Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 グリシン （アミノ酸）
A ball-and-stick model structure of non-polar, hydrophobic amino acid methionine (Met, M). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver, sulfur in yellow. Drawn in Inkscape. アミノ酸 アミノ酸 酸 メチオニン (アミノ酸)
A ball-and-stick model structure of polar amino acid serine (Ser, S). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 セリン (アミノ酸)
A ball-and-stick model structure of basic (positively-charged) amino acid lysine (Lys, K). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 リジン (アミノ酸)
A ball-and-stick model structure of non-polar, hydrophobic amino acid phenylalanine (Phe, F). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 フェニルアラニン (アミノ酸)
A ball-and-stick model structure of non-polar, hydrophobic amino acid alanine (Ala, A). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 アラニン （アミノ酸）
A ball-and-stick model structure of polar amino acid glutamine (Gln, Q). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. アミノ酸 アミノ酸 酸 グルタミン (アミノ酸)
The general structure of amino acids, protein's building blocks, with the constituting groups highlighted: in green, the amino group; in yellow, the carboxyl group; in blue, the alpha carbon; and in red, the R group (a.k.a. side chain), which is the only thing that differentiates one amino acid from another. Drawn in Inkscape. アミノ酸 アミノ酸 酸 アミノ酸 (強調表示)
