sidechain = Group('hip_sidechain_noh')
peptide = Group('peptide_nt_noh')
bonds = [Bond(peptide.C_alpha, sidechain.C_beta), ]
symbol = 'Hsp'
amber_charge = {peptide.C_alpha: 0.151, sidechain.C_delta_2: -0.037, sidechain.C_gamma: 0.058, sidechain.N_epsilon_2: -0.058, peptide.O: -0.504, sidechain.C_beta: -0.098, peptide.C: 0.616, peptide.N: -0.263, sidechain.N_delta_1: -0.058, sidechain.C_epsilon_1: 0.114, }
name = 'histidine_plus'
chain_links = [None, peptide.C]
