sidechain = Group('trp_sidechain')
peptide = Group('peptide_ct')
bonds = [Bond(peptide.C_alpha, sidechain.C_beta), ]
symbol = 'Trp'
amber_charge = {sidechain.C_epsilon_3: -0.1837, peptide.C: 0.7658, peptide.H_alpha: 0.1272, sidechain.C_eta_2: -0.102, peptide.O_2: -0.8011, sidechain.C_delta_1: -0.1808, sidechain.C_zeta_3: -0.2287, sidechain.H_epsilon_1: 0.3413, peptide.O: -0.8011, sidechain.N_epsilon_1: -0.3316, sidechain.C_delta_2: 0.1078, peptide.N: -0.3821, sidechain.H_beta_3: 0.0497, peptide.C_alpha: -0.2084, sidechain.C_beta: -0.0742, sidechain.H_zeta_3: 0.1507, sidechain.H_beta_2: 0.0497, sidechain.C_epsilon_2: 0.1222, peptide.H: 0.2681, sidechain.H_zeta_2: 0.1567, sidechain.H_eta_2: 0.1401, sidechain.C_gamma: -0.0796, sidechain.H_delta_1: 0.2043, sidechain.H_epsilon_3: 0.1491, sidechain.C_zeta_2: -0.2594, }
name = 'tryptophan'
chain_links = [peptide.N, None]
