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. amino acid amino acid Isoleucine (amino acid)
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. amino acid amino acid Valine (amino acid)
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. amino acid amino acid Asparagine (amino acid)
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. amino acid amino acid Threonine (amino acid)
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. amino acid amino acid Histidine (amino acid)
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. amino acid amino acid Tryptophan (amino acid)
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. amino acid amino acid Tyrosine (amino acid)
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. amino acid amino acid Glutamic acid (amino acid)
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. amino acid amino acid Proline (amino acid)
The general structure of amino acids, the protein building blocks. Drawn in Inkscape. amino acid amino acid Amino acid (general)
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. amino acid amino acid Leucine (amino acid)
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. amino acid amino acid Cysteine (amino acid)
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. amino acid amino acid Aspartic acid (amino acid)
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. amino acid amino acid Arginine (amino acid)
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. amino acid amino acid Glycine (amino acid)
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. amino acid amino acid Methionine (amino acid)
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. amino acid amino acid Serine (amino acid)
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. amino acid amino acid Lysine (amino acid)
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. amino acid amino acid Phenylalanine (amino acid)
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. amino acid amino acid Alanine (amino acid)
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. amino acid amino acid Glutamine (amino acid)
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. amino acid amino acid Amino acid (highlight)
