sidechain = Group('phe_sidechain_uni')
peptide = Group('peptide_uni')
bonds = [Bond(peptide.C_alpha, sidechain.C_beta), ]
symbol = 'Phe'
name = 'phenylalanine'
chain_links = [peptide.N, peptide.C]
amber91_charge = {sidechain.C_epsilon_2: 0.004, peptide.C: 0.526, peptide.N: -0.52, sidechain.C_delta_1: -0.011, peptide.O: -0.5, sidechain.C_delta_2: -0.011, sidechain.C_zeta: -0.003, peptide.H: 0.248, sidechain.C_gamma: 0.011, peptide.C_alpha: 0.214, sidechain.C_epsilon_1: 0.004, sidechain.C_beta: 0.038, }
