sidechain = Group('val_sidechain_noh')
peptide = Group('peptide_noh')
bonds = [Bond(peptide.C_alpha, sidechain.C_beta), ]
symbol = 'Val'
amber_charge = {peptide.C: 0.5973, peptide.C_alpha: -0.0875, sidechain.C_gamma_2: -0.3192, sidechain.C_beta: 0.2985, peptide.O: -0.5679, sidechain.C_gamma_1: -0.3192, peptide.N: -0.4157, }
name = 'valine'
chain_links = [peptide.N, peptide.C]
