sidechain = Group('hip_sidechain_uni3')
peptide = Group('peptide_uni')
bonds = [Bond(peptide.C_alpha, sidechain.C_beta), ]
symbol = 'Hip'
amber91_charge = {sidechain.N_epsilon_2: -0.686, peptide.O: -0.5, sidechain.C_beta: 0.211, peptide.H: 0.248, sidechain.N_delta_1: -0.613, peptide.N: -0.52, sidechain.C_delta_2: 0.353, sidechain.C_epsilon_1: 0.719, peptide.C: 0.526, sidechain.H_epsilon_2: 0.486, sidechain.H_delta_1: 0.478, peptide.C_alpha: 0.195, sidechain.C_gamma: 0.103, }
name = 'histidine_plus'
chain_links = [peptide.N, peptide.C]
