... aspartate and glutamate – red; glycine and proline – black; valine,leucine and isoleucine – grey; phenylalanine and tyrosine – blue; tryptophan – magenta; histidine – cyan; arginine and lysine – ... A list of the abbreviations of proteins and enzymes canbe found in Fig. 1. The segments covering the strands b2, b3, loop 3 (near the C-terminus of domain B connecting the b3-strand and helix3), ... barrel domain, including domain B and the C-terminal domain C for GH13 enzymes (572 residueson average); and (c) the N-terminal region, transmem-brane segment, central TIM barrel domain and the C-terminal...