def FunctionalGroupColorMapping(maptype='jet', reverse=False):
    """Maps amino-acid functional groups to colors.
    Currently does not use the keyword arguments for *maptype*
    or *reverse* but accepts these arguments to be consistent
    with the other mapping functions, which all get called with 
    these arguments."""
    small_color = '#f76ab4'
    nucleophilic_color = '#ff7f00'
    hydrophobic_color = '#12ab0d'
    aromatic_color = '#84380b'
    acidic_color = '#3c58e5'
    amide_color = '#972aa8'
    basic_color = '#e41a1c'
    mapping_d = {'G': small_color, 'A': small_color, 'S':
        nucleophilic_color, 'T': nucleophilic_color, 'C':
        nucleophilic_color, 'V': hydrophobic_color, 'L': hydrophobic_color,
        'I': hydrophobic_color, 'M': hydrophobic_color, 'P':
        hydrophobic_color, 'F': aromatic_color, 'Y': aromatic_color, 'W':
        aromatic_color, 'D': acidic_color, 'E': acidic_color, 'H':
        basic_color, 'K': basic_color, 'R': basic_color, 'N': amide_color,
        'Q': amide_color, '*': '#000000'}
    return None, mapping_d, None
