sidechain = Group('asn_sidechain_uni')
peptide = Group('peptide_uni')
bonds = [Bond(peptide.C_alpha, sidechain.C_beta), ]
symbol = 'Asn'
name = 'asparagine'
chain_links = [peptide.N, peptide.C]
amber91_charge = {peptide.H: 0.248, sidechain.H_delta_2_1: 0.344, sidechain.C_gamma: 0.675, sidechain.C_beta: 0.003, peptide.O: -0.5, peptide.C: 0.526, sidechain.N_delta_2: -0.867, sidechain.O_delta_1: -0.47, peptide.C_alpha: 0.217, sidechain.H_delta_2_2: 0.344, peptide.N: -0.52, }
