C_beta = Atom('CH2')
C_gamma = Atom('C')
N_delta_2 = Atom('NH2')
O_delta_1 = Atom('O')
bonds = [Bond(C_gamma, C_beta), Bond(O_delta_1, C_gamma), Bond(N_delta_2, C_gamma), ]
pdbmap = [('ASN', {'CG': C_gamma, 'ND2': N_delta_2, 'OD1': O_delta_1, 'CB': C_beta, }, ), ]
amber_atom_type = {N_delta_2: 'N', C_gamma: 'C', O_delta_1: 'O', C_beta: 'CT', }
name = 'asn_sidechain'
