data_2OLX # _entry.id 2OLX # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.389 _audit_conform.dict_location http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic # loop_ _database_2.database_id _database_2.database_code _database_2.pdbx_database_accession _database_2.pdbx_DOI PDB 2OLX pdb_00002olx 10.2210/pdb2olx/pdb RCSB RCSB041299 ? ? WWPDB D_1000041299 ? ? # loop_ _pdbx_audit_revision_history.ordinal _pdbx_audit_revision_history.data_content_type _pdbx_audit_revision_history.major_revision _pdbx_audit_revision_history.minor_revision _pdbx_audit_revision_history.revision_date 1 'Structure model' 1 0 2007-01-30 2 'Structure model' 1 1 2008-05-01 3 'Structure model' 1 2 2011-07-13 4 'Structure model' 1 3 2017-10-18 5 'Structure model' 1 4 2023-12-27 6 'Structure model' 1 5 2024-04-03 # _pdbx_audit_revision_details.ordinal 1 _pdbx_audit_revision_details.revision_ordinal 1 _pdbx_audit_revision_details.data_content_type 'Structure model' _pdbx_audit_revision_details.provider repository _pdbx_audit_revision_details.type 'Initial release' _pdbx_audit_revision_details.description ? _pdbx_audit_revision_details.details ? # loop_ _pdbx_audit_revision_group.ordinal _pdbx_audit_revision_group.revision_ordinal _pdbx_audit_revision_group.data_content_type _pdbx_audit_revision_group.group 1 2 'Structure model' 'Version format compliance' 2 3 'Structure model' 'Version format compliance' 3 4 'Structure model' 'Refinement description' 4 5 'Structure model' 'Data collection' 5 5 'Structure model' 'Database references' 6 6 'Structure model' 'Refinement description' # loop_ _pdbx_audit_revision_category.ordinal _pdbx_audit_revision_category.revision_ordinal _pdbx_audit_revision_category.data_content_type _pdbx_audit_revision_category.category 1 4 'Structure model' software 2 5 'Structure model' chem_comp_atom 3 5 'Structure model' chem_comp_bond 4 5 'Structure model' database_2 5 6 'Structure model' pdbx_initial_refinement_model # loop_ _pdbx_audit_revision_item.ordinal _pdbx_audit_revision_item.revision_ordinal _pdbx_audit_revision_item.data_content_type _pdbx_audit_revision_item.item 1 5 'Structure model' '_database_2.pdbx_DOI' 2 5 'Structure model' '_database_2.pdbx_database_accession' # _pdbx_database_status.entry_id 2OLX _pdbx_database_status.deposit_site RCSB _pdbx_database_status.process_site RCSB _pdbx_database_status.recvd_initial_deposition_date 2007-01-19 _pdbx_database_status.status_code REL _pdbx_database_status.status_code_sf REL _pdbx_database_status.status_code_mr ? _pdbx_database_status.SG_entry ? _pdbx_database_status.pdb_format_compatible Y _pdbx_database_status.status_code_cs ? _pdbx_database_status.methods_development_category ? _pdbx_database_status.status_code_nmr_data ? # loop_ _pdbx_database_related.db_name _pdbx_database_related.db_id _pdbx_database_related.details _pdbx_database_related.content_type PDB 1yjp . unspecified PDB 1yjo . unspecified PDB 2OKZ . unspecified PDB 2OL9 . unspecified # loop_ _audit_author.name _audit_author.pdbx_ordinal 'Nelson, R.' 1 'Sawaya, M.R.' 2 'Eisenberg, D.' 3 # _citation.id primary _citation.title 'Atomic structures of amyloid cross-beta spines reveal varied steric zippers.' _citation.journal_abbrev Nature _citation.journal_volume 447 _citation.page_first 453 _citation.page_last 457 _citation.year 2007 _citation.journal_id_ASTM NATUAS _citation.country UK _citation.journal_id_ISSN 0028-0836 _citation.journal_id_CSD 0006 _citation.book_publisher ? _citation.pdbx_database_id_PubMed 17468747 _citation.pdbx_database_id_DOI 10.1038/nature05695 # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Sawaya, M.R.' 1 ? primary 'Sambashivan, S.' 2 ? primary 'Nelson, R.' 3 ? primary 'Ivanova, M.I.' 4 ? primary 'Sievers, S.A.' 5 ? primary 'Apostol, M.I.' 6 ? primary 'Thompson, M.J.' 7 ? primary 'Balbirnie, M.' 8 ? primary 'Wiltzius, J.J.' 9 ? primary 'McFarlane, H.T.' 10 ? primary 'Madsen, A.O.' 11 ? primary 'Riekel, C.' 12 ? primary 'Eisenberg, D.' 13 ? # _entity.id 1 _entity.type polymer _entity.src_method syn _entity.pdbx_description 'NNQQ peptide derived from Yeast Prion Sup35' _entity.formula_weight 502.478 _entity.pdbx_number_of_molecules 1 _entity.pdbx_ec ? _entity.pdbx_mutation ? _entity.pdbx_fragment 'residues 8-11' _entity.details ? # _entity_poly.entity_id 1 _entity_poly.type 'polypeptide(L)' _entity_poly.nstd_linkage no _entity_poly.nstd_monomer no _entity_poly.pdbx_seq_one_letter_code NNQQ _entity_poly.pdbx_seq_one_letter_code_can NNQQ _entity_poly.pdbx_strand_id A _entity_poly.pdbx_target_identifier ? # loop_ _entity_poly_seq.entity_id _entity_poly_seq.num _entity_poly_seq.mon_id _entity_poly_seq.hetero 1 1 ASN n 1 2 ASN n 1 3 GLN n 1 4 GLN n # loop_ _chem_comp.id _chem_comp.type _chem_comp.mon_nstd_flag _chem_comp.name _chem_comp.pdbx_synonyms _chem_comp.formula _chem_comp.formula_weight ASN 'L-peptide linking' y ASPARAGINE ? 'C4 H8 N2 O3' 132.118 GLN 'L-peptide linking' y GLUTAMINE ? 'C5 H10 N2 O3' 146.144 # loop_ _pdbx_poly_seq_scheme.asym_id _pdbx_poly_seq_scheme.entity_id _pdbx_poly_seq_scheme.seq_id _pdbx_poly_seq_scheme.mon_id _pdbx_poly_seq_scheme.ndb_seq_num _pdbx_poly_seq_scheme.pdb_seq_num _pdbx_poly_seq_scheme.auth_seq_num _pdbx_poly_seq_scheme.pdb_mon_id _pdbx_poly_seq_scheme.auth_mon_id _pdbx_poly_seq_scheme.pdb_strand_id _pdbx_poly_seq_scheme.pdb_ins_code _pdbx_poly_seq_scheme.hetero A 1 1 ASN 1 1 1 ASN ASN A . n A 1 2 ASN 2 2 2 ASN ASN A . n A 1 3 GLN 3 3 3 GLN GLN A . n A 1 4 GLN 4 4 4 GLN GLN A . n # loop_ _software.name _software.version _software.date _software.type _software.contact_author _software.contact_author_email _software.classification _software.location _software.language _software.citation_id _software.pdbx_ordinal DENZO . ? package 'Zbyszek Otwinowski' zbyszek@mix.swmed.edu 'data reduction' http://www.lnls.br/infra/linhasluz/denzo-hkl.htm ? ? 1 SCALEPACK . ? package 'Zbyszek Otwinowski' zbyszek@mix.swmed.edu 'data scaling' http://www.lnls.br/infra/linhasluz/denzo-hkl.htm ? ? 2 PHASER . ? other 'R. J. Read' cimr-phaser@lists.cam.ac.uk phasing http://www-structmed.cimr.cam.ac.uk/phaser/ ? ? 3 REFMAC . ? program 'Murshudov, G.N.' ccp4@dl.ac.uk refinement http://www.ccp4.ac.uk/main.html Fortran_77 ? 4 PDB_EXTRACT 2.000 'April. 3, 2006' package PDB sw-help@rcsb.rutgers.edu 'data extraction' http://pdb.rutgers.edu/software/ C++ ? 5 # _cell.length_a 15.479 _cell.length_b 4.915 _cell.length_c 30.552 _cell.angle_alpha 90.000 _cell.angle_beta 90.000 _cell.angle_gamma 90.000 _cell.entry_id 2OLX _cell.pdbx_unique_axis ? _cell.Z_PDB 4 _cell.length_a_esd ? _cell.length_b_esd ? _cell.length_c_esd ? _cell.angle_alpha_esd ? _cell.angle_beta_esd ? _cell.angle_gamma_esd ? # _symmetry.space_group_name_H-M 'P 21 21 21' _symmetry.entry_id 2OLX _symmetry.Int_Tables_number 19 _symmetry.pdbx_full_space_group_name_H-M ? _symmetry.cell_setting ? _symmetry.space_group_name_Hall ? # _exptl.crystals_number 1 _exptl.entry_id 2OLX _exptl.method 'X-RAY DIFFRACTION' # _exptl_crystal.id 1 _exptl_crystal.density_Matthews ? _exptl_crystal.density_meas ? _exptl_crystal.density_percent_sol ? _exptl_crystal.description ? _exptl_crystal.F_000 ? _exptl_crystal.preparation ? # _exptl_crystal_grow.crystal_id 1 _exptl_crystal_grow.method 'VAPOR DIFFUSION, HANGING DROP' _exptl_crystal_grow.pH ? _exptl_crystal_grow.temp 298 _exptl_crystal_grow.temp_details ? _exptl_crystal_grow.pdbx_details 'VAPOR DIFFUSION, HANGING DROP, temperature 298K' _exptl_crystal_grow.pdbx_pH_range . # _diffrn.id 1 _diffrn.ambient_temp 100 _diffrn.ambient_temp_details ? _diffrn.crystal_id 1 # _diffrn_detector.diffrn_id 1 _diffrn_detector.detector CCD _diffrn_detector.type 'MAR CCD 165 mm' _diffrn_detector.pdbx_collection_date 2005-12-19 _diffrn_detector.details ? # _diffrn_radiation.diffrn_id 1 _diffrn_radiation.wavelength_id 1 _diffrn_radiation.pdbx_diffrn_protocol 'SINGLE WAVELENGTH' _diffrn_radiation.monochromator ? _diffrn_radiation.pdbx_monochromatic_or_laue_m_l M _diffrn_radiation.pdbx_scattering_type x-ray # _diffrn_radiation_wavelength.id 1 _diffrn_radiation_wavelength.wavelength 0.94660 _diffrn_radiation_wavelength.wt 1.0 # _diffrn_source.diffrn_id 1 _diffrn_source.source SYNCHROTRON _diffrn_source.type 'ESRF BEAMLINE ID13' _diffrn_source.pdbx_wavelength 0.94660 _diffrn_source.pdbx_wavelength_list ? _diffrn_source.pdbx_synchrotron_site ESRF _diffrn_source.pdbx_synchrotron_beamline ID13 # _reflns.entry_id 2OLX _reflns.d_resolution_high 1.400 _reflns.d_resolution_low 90.000 _reflns.number_obs 426 _reflns.pdbx_Rmerge_I_obs 0.124 _reflns.pdbx_netI_over_sigmaI 8.700 _reflns.pdbx_chi_squared 1.072 _reflns.pdbx_redundancy 3.100 _reflns.percent_possible_obs 74.900 _reflns.observed_criterion_sigma_F ? _reflns.observed_criterion_sigma_I -3 _reflns.number_all 426 _reflns.pdbx_Rsym_value ? _reflns.B_iso_Wilson_estimate 18.8 _reflns.R_free_details ? _reflns.limit_h_max ? _reflns.limit_h_min ? _reflns.limit_k_max ? _reflns.limit_k_min ? _reflns.limit_l_max ? _reflns.limit_l_min ? _reflns.observed_criterion_F_max ? _reflns.observed_criterion_F_min ? _reflns.pdbx_scaling_rejects ? _reflns.pdbx_diffrn_id 1 _reflns.pdbx_ordinal 1 # loop_ _reflns_shell.d_res_high _reflns_shell.d_res_low _reflns_shell.number_measured_obs _reflns_shell.number_measured_all _reflns_shell.number_unique_obs _reflns_shell.Rmerge_I_obs _reflns_shell.meanI_over_sigI_obs _reflns_shell.pdbx_Rsym_value _reflns_shell.pdbx_chi_squared _reflns_shell.pdbx_redundancy _reflns_shell.percent_possible_obs _reflns_shell.number_unique_all _reflns_shell.percent_possible_all _reflns_shell.pdbx_diffrn_id _reflns_shell.pdbx_ordinal 1.40 1.45 ? ? ? 0.209 ? ? 0.900 2.80 ? 25 54.30 ? 1 1.45 1.51 ? ? ? 0.199 ? ? 1.095 2.60 ? 34 59.60 ? 2 1.51 1.58 ? ? ? 0.144 ? ? 1.140 2.60 ? 27 46.60 ? 3 1.58 1.66 ? ? ? 0.139 ? ? 1.078 2.70 ? 27 44.30 ? 4 1.66 1.76 ? ? ? 0.121 ? ? 1.146 2.60 ? 31 66.00 ? 5 1.76 1.90 ? ? ? 0.139 ? ? 0.999 3.20 ? 46 95.80 ? 6 1.90 2.09 ? ? ? 0.153 ? ? 1.102 3.10 ? 51 94.40 ? 7 2.09 2.39 ? ? ? 0.148 ? ? 0.989 3.30 ? 60 90.90 ? 8 2.39 3.02 ? ? ? 0.124 ? ? 1.028 3.90 ? 52 91.20 ? 9 3.02 90.00 ? ? ? 0.097 ? ? 1.212 3.00 ? 73 97.30 ? 10 # _refine.entry_id 2OLX _refine.ls_d_res_high 1.420 _refine.ls_d_res_low 15.280 _refine.pdbx_ls_sigma_F 0.00 _refine.ls_percent_reflns_obs 74.280 _refine.ls_number_reflns_obs 413 _refine.pdbx_ls_cross_valid_method THROUGHOUT _refine.pdbx_R_Free_selection_details RANDOM _refine.details 'HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS' _refine.ls_R_factor_obs 0.188 _refine.ls_R_factor_R_work 0.183 _refine.ls_R_factor_R_free 0.235 _refine.ls_percent_reflns_R_free 9.400 _refine.ls_number_reflns_R_free 39 _refine.B_iso_mean 8.984 _refine.aniso_B[1][1] -1.110 _refine.aniso_B[2][2] -0.850 _refine.aniso_B[3][3] 1.950 _refine.aniso_B[1][2] 0.000 _refine.aniso_B[1][3] 0.000 _refine.aniso_B[2][3] 0.000 _refine.correlation_coeff_Fo_to_Fc 0.961 _refine.correlation_coeff_Fo_to_Fc_free 0.971 _refine.pdbx_overall_ESU_R 0.229 _refine.pdbx_overall_ESU_R_Free 0.117 _refine.overall_SU_ML 0.033 _refine.overall_SU_B 1.750 _refine.solvent_model_details MASK _refine.pdbx_solvent_vdw_probe_radii 1.400 _refine.pdbx_solvent_ion_probe_radii 0.800 _refine.pdbx_solvent_shrinkage_radii 0.800 _refine.pdbx_stereochemistry_target_values 'MAXIMUM LIKELIHOOD' _refine.pdbx_ls_sigma_I ? _refine.ls_number_reflns_all 426 _refine.ls_R_factor_all ? _refine.ls_redundancy_reflns_obs ? _refine.pdbx_data_cutoff_high_absF ? _refine.pdbx_data_cutoff_low_absF ? _refine.ls_number_parameters ? _refine.ls_number_restraints ? _refine.ls_R_factor_R_free_error ? _refine.ls_R_factor_R_free_error_details ? _refine.pdbx_method_to_determine_struct 'MOLECULAR REPLACEMENT' _refine.pdbx_starting_model 'polyalanine ideal beta-strand' _refine.pdbx_stereochem_target_val_spec_case ? _refine.solvent_model_param_bsol ? _refine.solvent_model_param_ksol ? _refine.occupancy_max ? _refine.occupancy_min ? _refine.pdbx_isotropic_thermal_model ? _refine.B_iso_min ? _refine.B_iso_max ? _refine.overall_SU_R_Cruickshank_DPI ? _refine.overall_SU_R_free ? _refine.pdbx_data_cutoff_high_rms_absF ? _refine.ls_wR_factor_R_free ? _refine.ls_wR_factor_R_work ? _refine.overall_FOM_free_R_set ? _refine.overall_FOM_work_R_set ? _refine.pdbx_refine_id 'X-RAY DIFFRACTION' _refine.pdbx_diffrn_id 1 _refine.pdbx_TLS_residual_ADP_flag ? _refine.pdbx_overall_phase_error ? _refine.pdbx_overall_SU_R_free_Cruickshank_DPI ? _refine.pdbx_overall_SU_R_Blow_DPI ? _refine.pdbx_overall_SU_R_free_Blow_DPI ? # _refine_hist.pdbx_refine_id 'X-RAY DIFFRACTION' _refine_hist.cycle_id LAST _refine_hist.pdbx_number_atoms_protein 35 _refine_hist.pdbx_number_atoms_nucleic_acid 0 _refine_hist.pdbx_number_atoms_ligand 0 _refine_hist.number_atoms_solvent 0 _refine_hist.number_atoms_total 35 _refine_hist.d_res_high 1.420 _refine_hist.d_res_low 15.280 # loop_ _refine_ls_restr.type _refine_ls_restr.number _refine_ls_restr.dev_ideal _refine_ls_restr.dev_ideal_target _refine_ls_restr.weight _refine_ls_restr.pdbx_refine_id _refine_ls_restr.pdbx_restraint_function r_bond_refined_d 34 0.008 0.021 ? 'X-RAY DIFFRACTION' ? r_bond_other_d 19 0.001 0.020 ? 'X-RAY DIFFRACTION' ? r_angle_refined_deg 45 1.397 1.851 ? 'X-RAY DIFFRACTION' ? r_angle_other_deg 48 0.615 3.000 ? 'X-RAY DIFFRACTION' ? r_dihedral_angle_1_deg 3 4.135 5.000 ? 'X-RAY DIFFRACTION' ? r_dihedral_angle_2_deg 4 40.192 30.000 ? 'X-RAY DIFFRACTION' ? r_dihedral_angle_3_deg 6 10.806 15.000 ? 'X-RAY DIFFRACTION' ? r_chiral_restr 4 0.166 0.200 ? 'X-RAY DIFFRACTION' ? r_gen_planes_refined 41 0.005 0.020 ? 'X-RAY DIFFRACTION' ? r_gen_planes_other 3 0.000 0.020 ? 'X-RAY DIFFRACTION' ? r_nbd_other 13 0.180 0.200 ? 'X-RAY DIFFRACTION' ? r_nbtor_refined 13 0.133 0.200 ? 'X-RAY DIFFRACTION' ? r_nbtor_other 16 0.079 0.200 ? 'X-RAY DIFFRACTION' ? r_symmetry_vdw_other 10 0.137 0.200 ? 'X-RAY DIFFRACTION' ? r_symmetry_hbond_refined 1 0.108 0.200 ? 'X-RAY DIFFRACTION' ? r_mcbond_it 28 6.472 2.000 ? 'X-RAY DIFFRACTION' ? r_mcbond_other 7 3.013 2.000 ? 'X-RAY DIFFRACTION' ? r_mcangle_it 31 6.638 3.000 ? 'X-RAY DIFFRACTION' ? r_scbond_it 14 9.714 2.000 ? 'X-RAY DIFFRACTION' ? r_scangle_it 14 7.745 3.000 ? 'X-RAY DIFFRACTION' ? r_rigid_bond_restr 61 6.143 3.000 ? 'X-RAY DIFFRACTION' ? r_sphericity_bonded 54 6.513 3.000 ? 'X-RAY DIFFRACTION' ? # _refine_ls_shell.d_res_high 1.420 _refine_ls_shell.d_res_low 1.456 _refine_ls_shell.pdbx_total_number_of_bins_used 20 _refine_ls_shell.percent_reflns_obs 45.950 _refine_ls_shell.number_reflns_R_work 14 _refine_ls_shell.R_factor_all ? _refine_ls_shell.R_factor_R_work 0.237 _refine_ls_shell.R_factor_R_free 0.267 _refine_ls_shell.percent_reflns_R_free ? _refine_ls_shell.number_reflns_R_free 3 _refine_ls_shell.R_factor_R_free_error ? _refine_ls_shell.number_reflns_all ? _refine_ls_shell.number_reflns_obs 17 _refine_ls_shell.redundancy_reflns_obs ? _refine_ls_shell.pdbx_refine_id 'X-RAY DIFFRACTION' # _struct.entry_id 2OLX _struct.title 'Structure of NNQQ Peptide from Yeast Prion SUP35' _struct.pdbx_model_details ? _struct.pdbx_CASP_flag ? _struct.pdbx_model_type_details ? # _struct_keywords.entry_id 2OLX _struct_keywords.pdbx_keywords 'PROTEIN FIBRIL' _struct_keywords.text 'steric zipper, glutamine zipper, polar zipper, asparagine zipper, PROTEIN FIBRIL' # _struct_asym.id A _struct_asym.pdbx_blank_PDB_chainid_flag N _struct_asym.pdbx_modified N _struct_asym.entity_id 1 _struct_asym.details ? # _struct_ref.id 1 _struct_ref.entity_id 1 _struct_ref.db_name PDB _struct_ref.db_code 2OLX _struct_ref.pdbx_db_accession 2OLX _struct_ref.pdbx_db_isoform ? _struct_ref.pdbx_seq_one_letter_code ? _struct_ref.pdbx_align_begin ? # _struct_ref_seq.align_id 1 _struct_ref_seq.ref_id 1 _struct_ref_seq.pdbx_PDB_id_code 2OLX _struct_ref_seq.pdbx_strand_id A _struct_ref_seq.seq_align_beg 1 _struct_ref_seq.pdbx_seq_align_beg_ins_code ? _struct_ref_seq.seq_align_end 4 _struct_ref_seq.pdbx_seq_align_end_ins_code ? _struct_ref_seq.pdbx_db_accession 2OLX _struct_ref_seq.db_align_beg 1 _struct_ref_seq.pdbx_db_align_beg_ins_code ? _struct_ref_seq.db_align_end 4 _struct_ref_seq.pdbx_db_align_end_ins_code ? _struct_ref_seq.pdbx_auth_seq_align_beg 1 _struct_ref_seq.pdbx_auth_seq_align_end 4 # _pdbx_struct_assembly.id 1 _pdbx_struct_assembly.details author_defined_assembly _pdbx_struct_assembly.method_details ? _pdbx_struct_assembly.oligomeric_details trimeric _pdbx_struct_assembly.oligomeric_count 3 # _pdbx_struct_assembly_gen.assembly_id 1 _pdbx_struct_assembly_gen.oper_expression 1,2,3 _pdbx_struct_assembly_gen.asym_id_list A # loop_ _pdbx_struct_oper_list.id _pdbx_struct_oper_list.type _pdbx_struct_oper_list.name _pdbx_struct_oper_list.symmetry_operation _pdbx_struct_oper_list.matrix[1][1] _pdbx_struct_oper_list.matrix[1][2] _pdbx_struct_oper_list.matrix[1][3] _pdbx_struct_oper_list.vector[1] _pdbx_struct_oper_list.matrix[2][1] _pdbx_struct_oper_list.matrix[2][2] _pdbx_struct_oper_list.matrix[2][3] _pdbx_struct_oper_list.vector[2] _pdbx_struct_oper_list.matrix[3][1] _pdbx_struct_oper_list.matrix[3][2] _pdbx_struct_oper_list.matrix[3][3] _pdbx_struct_oper_list.vector[3] 1 'identity operation' 1_555 x,y,z 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 2 'crystal symmetry operation' 1_565 x,y+1,z 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 4.9150000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 3 'crystal symmetry operation' 3_555 -x,y+1/2,-z+1/2 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 2.4575000000 0.0000000000 0.0000000000 -1.0000000000 15.2760000000 # _struct_biol.id 1 _struct_biol.details ;One sheet of the steric zipper can be generated by repeated application of the crystallographic unit cell translation along the b axis. The second sheet of the steric zipper can be generated by application of the crystallographic operator -X,1/2+Y,1/2-Z, and repeated unit cell translations of this strand along the b axis. ; _struct_biol.pdbx_parent_biol_id ? # loop_ _chem_comp_atom.comp_id _chem_comp_atom.atom_id _chem_comp_atom.type_symbol _chem_comp_atom.pdbx_aromatic_flag _chem_comp_atom.pdbx_stereo_config _chem_comp_atom.pdbx_ordinal ASN N N N N 1 ASN CA C N S 2 ASN C C N N 3 ASN O O N N 4 ASN CB C N N 5 ASN CG C N N 6 ASN OD1 O N N 7 ASN ND2 N N N 8 ASN OXT O N N 9 ASN H H N N 10 ASN H2 H N N 11 ASN HA H N N 12 ASN HB2 H N N 13 ASN HB3 H N N 14 ASN HD21 H N N 15 ASN HD22 H N N 16 ASN HXT H N N 17 GLN N N N N 18 GLN CA C N S 19 GLN C C N N 20 GLN O O N N 21 GLN CB C N N 22 GLN CG C N N 23 GLN CD C N N 24 GLN OE1 O N N 25 GLN NE2 N N N 26 GLN OXT O N N 27 GLN H H N N 28 GLN H2 H N N 29 GLN HA H N N 30 GLN HB2 H N N 31 GLN HB3 H N N 32 GLN HG2 H N N 33 GLN HG3 H N N 34 GLN HE21 H N N 35 GLN HE22 H N N 36 GLN HXT H N N 37 # loop_ _chem_comp_bond.comp_id _chem_comp_bond.atom_id_1 _chem_comp_bond.atom_id_2 _chem_comp_bond.value_order _chem_comp_bond.pdbx_aromatic_flag _chem_comp_bond.pdbx_stereo_config _chem_comp_bond.pdbx_ordinal ASN N CA sing N N 1 ASN N H sing N N 2 ASN N H2 sing N N 3 ASN CA C sing N N 4 ASN CA CB sing N N 5 ASN CA HA sing N N 6 ASN C O doub N N 7 ASN C OXT sing N N 8 ASN CB CG sing N N 9 ASN CB HB2 sing N N 10 ASN CB HB3 sing N N 11 ASN CG OD1 doub N N 12 ASN CG ND2 sing N N 13 ASN ND2 HD21 sing N N 14 ASN ND2 HD22 sing N N 15 ASN OXT HXT sing N N 16 GLN N CA sing N N 17 GLN N H sing N N 18 GLN N H2 sing N N 19 GLN CA C sing N N 20 GLN CA CB sing N N 21 GLN CA HA sing N N 22 GLN C O doub N N 23 GLN C OXT sing N N 24 GLN CB CG sing N N 25 GLN CB HB2 sing N N 26 GLN CB HB3 sing N N 27 GLN CG CD sing N N 28 GLN CG HG2 sing N N 29 GLN CG HG3 sing N N 30 GLN CD OE1 doub N N 31 GLN CD NE2 sing N N 32 GLN NE2 HE21 sing N N 33 GLN NE2 HE22 sing N N 34 GLN OXT HXT sing N N 35 # _pdbx_initial_refinement_model.accession_code ? _pdbx_initial_refinement_model.id 1 _pdbx_initial_refinement_model.entity_id_list ? _pdbx_initial_refinement_model.type 'in silico model' _pdbx_initial_refinement_model.source_name Other _pdbx_initial_refinement_model.details 'polyalanine ideal beta-strand' # _atom_sites.entry_id 2OLX _atom_sites.fract_transf_matrix[1][1] 0.064604 _atom_sites.fract_transf_matrix[1][2] 0.000000 _atom_sites.fract_transf_matrix[1][3] 0.000000 _atom_sites.fract_transf_matrix[2][1] 0.000000 _atom_sites.fract_transf_matrix[2][2] 0.203459 _atom_sites.fract_transf_matrix[2][3] 0.000000 _atom_sites.fract_transf_matrix[3][1] 0.000000 _atom_sites.fract_transf_matrix[3][2] 0.000000 _atom_sites.fract_transf_matrix[3][3] 0.032731 _atom_sites.fract_transf_vector[1] 0.000000 _atom_sites.fract_transf_vector[2] 0.000000 _atom_sites.fract_transf_vector[3] 0.000000 # loop_ _atom_type.symbol C N O # loop_