sidechain = Group('trp_sidechain')
peptide = Group('peptide')
bonds = [Bond(peptide.C_alpha, sidechain.C_beta), ]
symbol = 'Trp'
amber_charge = {peptide.C_alpha: -0.0275, sidechain.C_delta_1: -0.1638, peptide.H: 0.2719, sidechain.H_delta_1: 0.2062, sidechain.C_epsilon_3: -0.2387, sidechain.C_zeta_3: -0.1972, peptide.O: -0.5679, sidechain.C_delta_2: 0.1243, sidechain.C_zeta_2: -0.2601, sidechain.H_zeta_2: 0.1572, sidechain.C_gamma: -0.1415, peptide.N: -0.4157, peptide.H_alpha: 0.1123, sidechain.H_beta_2: 0.0339, peptide.C: 0.5973, sidechain.C_beta: -0.005, sidechain.H_zeta_3: 0.1447, sidechain.C_epsilon_2: 0.138, sidechain.N_epsilon_1: -0.3418, sidechain.C_eta_2: -0.1134, sidechain.H_epsilon_3: 0.17, sidechain.H_eta_2: 0.1417, sidechain.H_beta_3: 0.0339, sidechain.H_epsilon_1: 0.3412, }
name = 'tryptophan'
chain_links = [peptide.N, peptide.C]
