sidechain = Group('thr_sidechain')
peptide = Group('peptide')
bonds = [Bond(peptide.C_alpha, sidechain.C_beta), ]
symbol = 'Thr'
amber_charge = {sidechain.C_beta: 0.3654, peptide.O: -0.5679, sidechain.H_beta: 0.0043, peptide.H: 0.2719, peptide.H_alpha: 0.1007, sidechain.H_gamma_2_2: 0.0642, peptide.C: 0.5973, peptide.N: -0.4157, sidechain.H_gamma_2_3: 0.0642, sidechain.H_gamma_2_1: 0.0642, sidechain.O_gamma_1: -0.6761, sidechain.H_gamma_1: 0.4102, peptide.C_alpha: -0.0389, sidechain.C_gamma_2: -0.2438, }
name = 'threonine'
chain_links = [peptide.N, peptide.C]
