sidechain = Group('met_sidechain_noh')
peptide = Group('peptide_nt_noh')
bonds = [Bond(peptide.C_alpha, sidechain.C_beta), ]
symbol = 'Met'
amber_charge = {sidechain.S_delta: -0.2774, peptide.O: -0.5713, peptide.C_alpha: 0.0221, sidechain.C_gamma: 0.0334, peptide.N: 0.1592, sidechain.C_epsilon: -0.0341, peptide.C: 0.6123, sidechain.C_beta: 0.0865, }
name = 'methionine'
chain_links = [None, peptide.C]
