sidechain = Group('ser_sidechain_noh')
peptide = Group('peptide_noh')
bonds = [Bond(peptide.C_alpha, sidechain.C_beta), ]
symbol = 'Ser'
amber_charge = {peptide.O: -0.5679, peptide.C_alpha: -0.0249, peptide.N: -0.4157, sidechain.O_gamma: -0.6546, peptide.C: 0.5973, sidechain.C_beta: 0.2117, }
name = 'serine'
chain_links = [peptide.N, peptide.C]
