data_1E3N
# 
_entry.id   1E3N 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.280 
_audit_conform.dict_location   http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 
# 
loop_
_database_2.database_id 
_database_2.database_code 
PDB   1E3N         
PDBE  EBI-5077     
WWPDB D_1290005077 
# 
_pdbx_database_PDB_obs_spr.id               OBSLTE 
_pdbx_database_PDB_obs_spr.date             2003-05-20 
_pdbx_database_PDB_obs_spr.pdb_id           1OGX 
_pdbx_database_PDB_obs_spr.replace_pdb_id   1E3N 
_pdbx_database_PDB_obs_spr.details          ? 
# 
loop_
_pdbx_database_related.db_name 
_pdbx_database_related.db_id 
_pdbx_database_related.content_type 
_pdbx_database_related.details 
PDB 1OPY unspecified 'KETOSTEROID ISOMERASE' 
PDB 1DMN unspecified 'CRYSTAL STRUCTURE OF MUTANT ENZYME Y32F/Y57F OF KETOSTEROID ISOMERASE FROM PSEUDOMONAS PUTIDA BIOTYPE B' 
PDB 1DMQ unspecified 'CRYSTAL STRUCTURE OF MUTANT ENZYME Y32F OF KETOSTEROID ISOMERASE FROM PSEUDOMONAS PUTIDA BIOTYPE B' 
PDB 1C7H unspecified 'CRYSTAL STRUCTURE OF A MUTANT R75A IN KETOSTEROID ISOMERASE FROM PSEDOMONAS PUTIDA BIOTYPE B' 
PDB 4TSU unspecified 'CRYSTAL STRUCTURE OF KETOSTEROID ISOMERASE COMPLEXED WITH INHIBITOR' 
PDB 1E3V unspecified 'CRYSTAL STRUCTURE OF KETOSTEROID ISOMERASE FROM PSEDOMONAS PUTIDA COMPLEXED WITH DEOXYCHOLATE' 
PDB 1E3R unspecified 
;CRYSTAL STRUCTURE OF KETOSTEROID ISOMERASE MUTANT D40N (D38N TI NUMBERING) FROM PSEUDOMONAS PUTIDA COMPLEXED WITH ANDROSTEN-3BETA-OL-17-ONE
;
PDB 1E97 unspecified 'CRYSTAL STRUCTURE OF KETOSTEROID ISOMERASE FROM PSEUDOMONAS PUTIDA ; TRIPLE MUTANT Y16F/Y32F/Y57F' 
# 
_pdbx_database_status.status_code                     OBS 
_pdbx_database_status.entry_id                        1E3N 
_pdbx_database_status.deposit_site                    PDBE 
_pdbx_database_status.process_site                    PDBE 
_pdbx_database_status.SG_entry                        . 
_pdbx_database_status.status_code_sf                  ? 
_pdbx_database_status.status_code_mr                  ? 
_pdbx_database_status.status_code_cs                  ? 
_pdbx_database_status.recvd_initial_deposition_date   2000-06-20 
_pdbx_database_status.pdb_format_compatible           Y 
_pdbx_database_status.methods_development_category    ? 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Ha, N.'  1 
'Kim, M.' 2 
'Oh, B.'  3 
# 
_citation.id                        primary 
_citation.title                     
;Detection of Large Pka Perturbation of an Inhibitor and a Catalytic Group at an Enzyme Active Site, a Mechanistic Basis for Catalytic Power of Many Enzymes
;
_citation.journal_abbrev            J.Biol.Chem. 
_citation.journal_volume            275 
_citation.page_first                41100 
_citation.page_last                 ? 
_citation.year                      2000 
_citation.journal_id_ASTM           JBCHA3 
_citation.country                   US 
_citation.journal_id_ISSN           0021-9258 
_citation.journal_id_CSD            0071 
_citation.book_publisher            ? 
_citation.pdbx_database_id_PubMed   ? 
_citation.pdbx_database_id_DOI      ? 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
primary 'Ha, N.-C.'   1 
primary 'Kim, M.-S.'  2 
primary 'Lee, W.'     3 
primary 'Choi, K.-Y.' 4 
primary 'Oh, B.-H.'   5 
# 
_cell.entry_id           1E3N 
_cell.length_a           88.300 
_cell.length_b           72.400 
_cell.length_c           51.200 
_cell.angle_alpha        90.00 
_cell.angle_beta         90.56 
_cell.angle_gamma        90.00 
_cell.Z_PDB              8 
_cell.pdbx_unique_axis   ? 
# 
_symmetry.entry_id                         1E3N 
_symmetry.space_group_name_H-M             'C 1 2 1' 
_symmetry.pdbx_full_space_group_name_H-M   ? 
_symmetry.cell_setting                     ? 
_symmetry.Int_Tables_number                5 
# 
loop_
_entity.id 
_entity.type 
_entity.src_method 
_entity.pdbx_description 
_entity.formula_weight 
_entity.pdbx_number_of_molecules 
_entity.pdbx_ec 
_entity.pdbx_mutation 
_entity.pdbx_fragment 
_entity.details 
1 polymer     man ISOMERASE 14547.515 2  ? YES ? 'COMPLEXED WITH EQUILENIN' 
2 non-polymer syn EQUILENIN 266.334   2  ? ?   ? ?                          
3 water       nat water     18.015    76 ? ?   ? ?                          
# 
_entity_name_com.entity_id   1 
_entity_name_com.name        KSI 
# 
_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       
;MNLPTAQEVQGLMARYIELVDVGDIEAIVQMYADDATVENPFGQPPIHGREQIAAFYRQGLGGGKVRACLTGPVRASHNG
CGAMPFRVEMVWNGQPCALDVIDVMRFDEHGRIQTMQAYWSEVNLSVREPQ
;
_entity_poly.pdbx_seq_one_letter_code_can   
;MNLPTAQEVQGLMARYIELVDVGDIEAIVQMYADDATVENPFGQPPIHGREQIAAFYRQGLGGGKVRACLTGPVRASHNG
CGAMPFRVEMVWNGQPCALDVIDVMRFDEHGRIQTMQAYWSEVNLSVREPQ
;
_entity_poly.pdbx_strand_id                 A,B 
_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   MET n 
1 2   ASN n 
1 3   LEU n 
1 4   PRO n 
1 5   THR n 
1 6   ALA n 
1 7   GLN n 
1 8   GLU n 
1 9   VAL n 
1 10  GLN n 
1 11  GLY n 
1 12  LEU n 
1 13  MET n 
1 14  ALA n 
1 15  ARG n 
1 16  TYR n 
1 17  ILE n 
1 18  GLU n 
1 19  LEU n 
1 20  VAL n 
1 21  ASP n 
1 22  VAL n 
1 23  GLY n 
1 24  ASP n 
1 25  ILE n 
1 26  GLU n 
1 27  ALA n 
1 28  ILE n 
1 29  VAL n 
1 30  GLN n 
1 31  MET n 
1 32  TYR n 
1 33  ALA n 
1 34  ASP n 
1 35  ASP n 
1 36  ALA n 
1 37  THR n 
1 38  VAL n 
1 39  GLU n 
1 40  ASN n 
1 41  PRO n 
1 42  PHE n 
1 43  GLY n 
1 44  GLN n 
1 45  PRO n 
1 46  PRO n 
1 47  ILE n 
1 48  HIS n 
1 49  GLY n 
1 50  ARG n 
1 51  GLU n 
1 52  GLN n 
1 53  ILE n 
1 54  ALA n 
1 55  ALA n 
1 56  PHE n 
1 57  TYR n 
1 58  ARG n 
1 59  GLN n 
1 60  GLY n 
1 61  LEU n 
1 62  GLY n 
1 63  GLY n 
1 64  GLY n 
1 65  LYS n 
1 66  VAL n 
1 67  ARG n 
1 68  ALA n 
1 69  CYS n 
1 70  LEU n 
1 71  THR n 
1 72  GLY n 
1 73  PRO n 
1 74  VAL n 
1 75  ARG n 
1 76  ALA n 
1 77  SER n 
1 78  HIS n 
1 79  ASN n 
1 80  GLY n 
1 81  CYS n 
1 82  GLY n 
1 83  ALA n 
1 84  MET n 
1 85  PRO n 
1 86  PHE n 
1 87  ARG n 
1 88  VAL n 
1 89  GLU n 
1 90  MET n 
1 91  VAL n 
1 92  TRP n 
1 93  ASN n 
1 94  GLY n 
1 95  GLN n 
1 96  PRO n 
1 97  CYS n 
1 98  ALA n 
1 99  LEU n 
1 100 ASP n 
1 101 VAL n 
1 102 ILE n 
1 103 ASP n 
1 104 VAL n 
1 105 MET n 
1 106 ARG n 
1 107 PHE n 
1 108 ASP n 
1 109 GLU n 
1 110 HIS n 
1 111 GLY n 
1 112 ARG n 
1 113 ILE n 
1 114 GLN n 
1 115 THR n 
1 116 MET n 
1 117 GLN n 
1 118 ALA n 
1 119 TYR n 
1 120 TRP n 
1 121 SER n 
1 122 GLU n 
1 123 VAL n 
1 124 ASN n 
1 125 LEU n 
1 126 SER n 
1 127 VAL n 
1 128 ARG n 
1 129 GLU n 
1 130 PRO n 
1 131 GLN n 
# 
_entity_src_gen.entity_id                          1 
_entity_src_gen.pdbx_src_id                        1 
_entity_src_gen.pdbx_alt_source_flag               sample 
_entity_src_gen.pdbx_seq_type                      ? 
_entity_src_gen.pdbx_beg_seq_num                   ? 
_entity_src_gen.pdbx_end_seq_num                   ? 
_entity_src_gen.gene_src_common_name               ? 
_entity_src_gen.gene_src_genus                     ? 
_entity_src_gen.pdbx_gene_src_gene                 ? 
_entity_src_gen.gene_src_species                   ? 
_entity_src_gen.gene_src_strain                    'BIOTYPE B' 
_entity_src_gen.gene_src_tissue                    ? 
_entity_src_gen.gene_src_tissue_fraction           ? 
_entity_src_gen.gene_src_details                   ? 
_entity_src_gen.pdbx_gene_src_fragment             ? 
_entity_src_gen.pdbx_gene_src_scientific_name      'PSEUDOMONAS PUTIDA' 
_entity_src_gen.pdbx_gene_src_ncbi_taxonomy_id     ? 
_entity_src_gen.pdbx_gene_src_variant              ? 
_entity_src_gen.pdbx_gene_src_cell_line            ? 
_entity_src_gen.pdbx_gene_src_atcc                 ? 
_entity_src_gen.pdbx_gene_src_organ                ? 
_entity_src_gen.pdbx_gene_src_organelle            ? 
_entity_src_gen.pdbx_gene_src_cell                 ? 
_entity_src_gen.pdbx_gene_src_cellular_location    ? 
_entity_src_gen.host_org_common_name               ? 
_entity_src_gen.pdbx_host_org_scientific_name      'ESCHERICHIA COLI' 
_entity_src_gen.pdbx_host_org_ncbi_taxonomy_id     ? 
_entity_src_gen.host_org_genus                     ? 
_entity_src_gen.pdbx_host_org_gene                 ? 
_entity_src_gen.pdbx_host_org_organ                ? 
_entity_src_gen.host_org_species                   ? 
_entity_src_gen.pdbx_host_org_tissue               ? 
_entity_src_gen.pdbx_host_org_tissue_fraction      ? 
_entity_src_gen.pdbx_host_org_strain               'BL21(DE3)' 
_entity_src_gen.pdbx_host_org_variant              ? 
_entity_src_gen.pdbx_host_org_cell_line            ? 
_entity_src_gen.pdbx_host_org_atcc                 ? 
_entity_src_gen.pdbx_host_org_culture_collection   ? 
_entity_src_gen.pdbx_host_org_cell                 ? 
_entity_src_gen.pdbx_host_org_organelle            ? 
_entity_src_gen.pdbx_host_org_cellular_location    ? 
_entity_src_gen.pdbx_host_org_vector_type          ? 
_entity_src_gen.pdbx_host_org_vector               ? 
_entity_src_gen.host_org_details                   ? 
_entity_src_gen.expression_system_id               ? 
_entity_src_gen.plasmid_name                       ? 
_entity_src_gen.plasmid_details                    ? 
_entity_src_gen.pdbx_description                   ? 
# 
_struct_ref.id                         1 
_struct_ref.db_name                    UNP 
_struct_ref.db_code                    SDIS_PSEPU 
_struct_ref.entity_id                  1 
_struct_ref.pdbx_seq_one_letter_code   ? 
_struct_ref.pdbx_align_begin           ? 
_struct_ref.pdbx_db_accession          P07445 
_struct_ref.pdbx_db_isoform            ? 
# 
loop_
_struct_ref_seq.align_id 
_struct_ref_seq.ref_id 
_struct_ref_seq.pdbx_PDB_id_code 
_struct_ref_seq.pdbx_strand_id 
_struct_ref_seq.seq_align_beg 
_struct_ref_seq.pdbx_seq_align_beg_ins_code 
_struct_ref_seq.seq_align_end 
_struct_ref_seq.pdbx_seq_align_end_ins_code 
_struct_ref_seq.pdbx_db_accession 
_struct_ref_seq.db_align_beg 
_struct_ref_seq.pdbx_db_align_beg_ins_code 
_struct_ref_seq.db_align_end 
_struct_ref_seq.pdbx_db_align_end_ins_code 
_struct_ref_seq.pdbx_auth_seq_align_beg 
_struct_ref_seq.pdbx_auth_seq_align_end 
1 1 1E3N A 1 ? 131 ? P07445 1 ? 131 ? 1 131 
2 1 1E3N B 1 ? 131 ? P07445 1 ? 131 ? 1 131 
# 
loop_
_struct_ref_seq_dif.align_id 
_struct_ref_seq_dif.pdbx_pdb_id_code 
_struct_ref_seq_dif.mon_id 
_struct_ref_seq_dif.pdbx_pdb_strand_id 
_struct_ref_seq_dif.seq_num 
_struct_ref_seq_dif.pdbx_pdb_ins_code 
_struct_ref_seq_dif.pdbx_seq_db_name 
_struct_ref_seq_dif.pdbx_seq_db_accession_code 
_struct_ref_seq_dif.db_mon_id 
_struct_ref_seq_dif.pdbx_seq_db_seq_num 
_struct_ref_seq_dif.details 
_struct_ref_seq_dif.pdbx_auth_seq_num 
_struct_ref_seq_dif.pdbx_ordinal 
1 1E3N ASN A 40 ? UNP P07445 ASP 40 'ENGINEERED MUTATION' 40 1 
2 1E3N ASN B 40 ? UNP P07445 ASP 40 'ENGINEERED MUTATION' 40 2 
# 
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 
ALA 'L-peptide linking' y ALANINE         ? 'C3 H7 N O2'     89.093  
ARG 'L-peptide linking' y ARGININE        ? 'C6 H15 N4 O2 1' 175.209 
ASN 'L-peptide linking' y ASPARAGINE      ? 'C4 H8 N2 O3'    132.118 
ASP 'L-peptide linking' y 'ASPARTIC ACID' ? 'C4 H7 N O4'     133.103 
CYS 'L-peptide linking' y CYSTEINE        ? 'C3 H7 N O2 S'   121.158 
EQU non-polymer         . EQUILENIN       ? 'C18 H18 O2'     266.334 
GLN 'L-peptide linking' y GLUTAMINE       ? 'C5 H10 N2 O3'   146.144 
GLU 'L-peptide linking' y 'GLUTAMIC ACID' ? 'C5 H9 N O4'     147.129 
GLY 'peptide linking'   y GLYCINE         ? 'C2 H5 N O2'     75.067  
HIS 'L-peptide linking' y HISTIDINE       ? 'C6 H10 N3 O2 1' 156.162 
HOH non-polymer         . WATER           ? 'H2 O'           18.015  
ILE 'L-peptide linking' y ISOLEUCINE      ? 'C6 H13 N O2'    131.173 
LEU 'L-peptide linking' y LEUCINE         ? 'C6 H13 N O2'    131.173 
LYS 'L-peptide linking' y LYSINE          ? 'C6 H15 N2 O2 1' 147.195 
MET 'L-peptide linking' y METHIONINE      ? 'C5 H11 N O2 S'  149.211 
PHE 'L-peptide linking' y PHENYLALANINE   ? 'C9 H11 N O2'    165.189 
PRO 'L-peptide linking' y PROLINE         ? 'C5 H9 N O2'     115.130 
SER 'L-peptide linking' y SERINE          ? 'C3 H7 N O3'     105.093 
THR 'L-peptide linking' y THREONINE       ? 'C4 H9 N O3'     119.119 
TRP 'L-peptide linking' y TRYPTOPHAN      ? 'C11 H12 N2 O2'  204.225 
TYR 'L-peptide linking' y TYROSINE        ? 'C9 H11 N O3'    181.189 
VAL 'L-peptide linking' y VALINE          ? 'C5 H11 N O2'    117.146 
# 
_exptl.entry_id          1E3N 
_exptl.method            'X-RAY DIFFRACTION' 
_exptl.crystals_number   1 
# 
_exptl_crystal.id                    1 
_exptl_crystal.density_meas          ? 
_exptl_crystal.density_Matthews      2.81 
_exptl_crystal.density_percent_sol   56.26 
_exptl_crystal.description           ? 
# 
_exptl_crystal_grow.crystal_id      1 
_exptl_crystal_grow.method          ? 
_exptl_crystal_grow.temp            ? 
_exptl_crystal_grow.temp_details    ? 
_exptl_crystal_grow.pH              6.5 
_exptl_crystal_grow.pdbx_pH_range   ? 
_exptl_crystal_grow.pdbx_details    'pH 6.5' 
# 
_diffrn.id                     1 
_diffrn.ambient_temp           295 
_diffrn.ambient_temp_details   ? 
_diffrn.crystal_id             1 
# 
_diffrn_detector.diffrn_id              1 
_diffrn_detector.detector               'IMAGE PLATE' 
_diffrn_detector.type                   MACSCIENCE 
_diffrn_detector.pdbx_collection_date   ? 
_diffrn_detector.details                ? 
# 
_diffrn_radiation.diffrn_id                        1 
_diffrn_radiation.wavelength_id                    1 
_diffrn_radiation.pdbx_monochromatic_or_laue_m_l   M 
_diffrn_radiation.monochromator                    GRAPHITE 
_diffrn_radiation.pdbx_diffrn_protocol             'SINGLE WAVELENGTH' 
_diffrn_radiation.pdbx_scattering_type             x-ray 
# 
_diffrn_radiation_wavelength.id           1 
_diffrn_radiation_wavelength.wavelength   1.5418 
_diffrn_radiation_wavelength.wt           1.0 
# 
_diffrn_source.diffrn_id                   1 
_diffrn_source.source                      'ROTATING ANODE' 
_diffrn_source.type                        M18XHF 
_diffrn_source.pdbx_synchrotron_site       ? 
_diffrn_source.pdbx_synchrotron_beamline   ? 
_diffrn_source.pdbx_wavelength             1.5418 
_diffrn_source.pdbx_wavelength_list        ? 
# 
_reflns.pdbx_diffrn_id               1 
_reflns.pdbx_ordinal                 1 
_reflns.entry_id                     1E3N 
_reflns.observed_criterion_sigma_I   1 
_reflns.observed_criterion_sigma_F   ? 
_reflns.d_resolution_low             20 
_reflns.d_resolution_high            2.0 
_reflns.number_obs                   21213 
_reflns.number_all                   ? 
_reflns.percent_possible_obs         93.4 
_reflns.pdbx_Rmerge_I_obs            0.061 
_reflns.pdbx_Rsym_value              0.061 
_reflns.pdbx_netI_over_sigmaI        ? 
_reflns.B_iso_Wilson_estimate        ? 
_reflns.pdbx_redundancy              5.2 
# 
_refine.pdbx_refine_id                           'X-RAY DIFFRACTION' 
_refine.entry_id                                 1E3N 
_refine.pdbx_diffrn_id                           1 
_refine.pdbx_TLS_residual_ADP_flag               ? 
_refine.ls_number_reflns_obs                     18694 
_refine.ls_number_reflns_all                     ? 
_refine.pdbx_ls_sigma_I                          ? 
_refine.pdbx_ls_sigma_F                          1 
_refine.pdbx_data_cutoff_high_absF               ? 
_refine.pdbx_data_cutoff_low_absF                ? 
_refine.pdbx_data_cutoff_high_rms_absF           ? 
_refine.ls_d_res_low                             8.0 
_refine.ls_d_res_high                            2.0 
_refine.ls_percent_reflns_obs                    93.4 
_refine.ls_R_factor_obs                          0.198 
_refine.ls_R_factor_all                          ? 
_refine.ls_R_factor_R_work                       0.198 
_refine.ls_R_factor_R_free                       0.255 
_refine.ls_R_factor_R_free_error                 ? 
_refine.ls_R_factor_R_free_error_details         ? 
_refine.ls_percent_reflns_R_free                 5.0 
_refine.ls_number_reflns_R_free                  ? 
_refine.ls_number_parameters                     ? 
_refine.ls_number_restraints                     ? 
_refine.occupancy_min                            ? 
_refine.occupancy_max                            ? 
_refine.correlation_coeff_Fo_to_Fc               ? 
_refine.correlation_coeff_Fo_to_Fc_free          ? 
_refine.B_iso_mean                               ? 
_refine.aniso_B[1][1]                            ? 
_refine.aniso_B[2][2]                            ? 
_refine.aniso_B[3][3]                            ? 
_refine.aniso_B[1][2]                            ? 
_refine.aniso_B[1][3]                            ? 
_refine.aniso_B[2][3]                            ? 
_refine.solvent_model_details                    ? 
_refine.solvent_model_param_ksol                 ? 
_refine.solvent_model_param_bsol                 ? 
_refine.pdbx_solvent_vdw_probe_radii             ? 
_refine.pdbx_solvent_ion_probe_radii             ? 
_refine.pdbx_solvent_shrinkage_radii             ? 
_refine.pdbx_ls_cross_valid_method               THROUGHOUT 
_refine.details                                  'N-TERMINAL AND C-TERMINAL RESIDUES WERE NOT OBSERVED IN THE ELECTRON DENSITY MAP' 
_refine.pdbx_starting_model                      1E3N 
_refine.pdbx_method_to_determine_struct          'MOLECULAR REPLACEMENT' 
_refine.pdbx_isotropic_thermal_model             ? 
_refine.pdbx_stereochemistry_target_values       ? 
_refine.pdbx_stereochem_target_val_spec_case     ? 
_refine.pdbx_R_Free_selection_details            RANDOM 
_refine.pdbx_overall_ESU_R                       ? 
_refine.pdbx_overall_ESU_R_Free                  ? 
_refine.overall_SU_ML                            ? 
_refine.pdbx_overall_phase_error                 ? 
_refine.overall_SU_B                             ? 
_refine.overall_SU_R_Cruickshank_DPI             ? 
_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        1922 
_refine_hist.pdbx_number_atoms_nucleic_acid   0 
_refine_hist.pdbx_number_atoms_ligand         40 
_refine_hist.number_atoms_solvent             76 
_refine_hist.number_atoms_total               2038 
_refine_hist.d_res_high                       2.0 
_refine_hist.d_res_low                        8.0 
# 
loop_
_refine_ls_restr.type 
_refine_ls_restr.dev_ideal 
_refine_ls_restr.dev_ideal_target 
_refine_ls_restr.weight 
_refine_ls_restr.number 
_refine_ls_restr.pdbx_refine_id 
_refine_ls_restr.pdbx_restraint_function 
x_bond_d                0.011 ? ? ? 'X-RAY DIFFRACTION' ? 
x_bond_d_na             ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_bond_d_prot           ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_angle_d               ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_angle_d_na            ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_angle_d_prot          ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_angle_deg             1.371 ? ? ? 'X-RAY DIFFRACTION' ? 
x_angle_deg_na          ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_angle_deg_prot        ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_dihedral_angle_d      ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_dihedral_angle_d_na   ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_dihedral_angle_d_prot ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_improper_angle_d      ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_improper_angle_d_na   ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_improper_angle_d_prot ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_mcbond_it             ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_mcangle_it            ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_scbond_it             ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_scangle_it            ?     ? ? ? 'X-RAY DIFFRACTION' ? 
# 
_struct.entry_id                  1E3N 
_struct.title                     
;High resolution crystal structure of PI ketosteroid isomerase mutant D40N(D38N, TI numbering) complexed with Equilenin at 2.0 A resolution.
;
_struct.pdbx_descriptor           ISOMERASE 
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        1E3N 
_struct_keywords.pdbx_keywords   ISOMERASE 
_struct_keywords.text            'KETOSTEROID ISOMERASE, KSI, EQUILENIN, PI, LBHB, ISOMERASE' 
# 
loop_
_struct_asym.id 
_struct_asym.pdbx_blank_PDB_chainid_flag 
_struct_asym.pdbx_modified 
_struct_asym.entity_id 
_struct_asym.details 
A N N 1 ? 
B N N 1 ? 
C N N 2 ? 
D N N 2 ? 
E N N 3 ? 
F N N 3 ? 
# 
_struct_biol.id   1 
# 
loop_
_struct_conf.conf_type_id 
_struct_conf.id 
_struct_conf.pdbx_PDB_helix_id 
_struct_conf.beg_label_comp_id 
_struct_conf.beg_label_asym_id 
_struct_conf.beg_label_seq_id 
_struct_conf.pdbx_beg_PDB_ins_code 
_struct_conf.end_label_comp_id 
_struct_conf.end_label_asym_id 
_struct_conf.end_label_seq_id 
_struct_conf.pdbx_end_PDB_ins_code 
_struct_conf.beg_auth_comp_id 
_struct_conf.beg_auth_asym_id 
_struct_conf.beg_auth_seq_id 
_struct_conf.end_auth_comp_id 
_struct_conf.end_auth_asym_id 
_struct_conf.end_auth_seq_id 
_struct_conf.pdbx_PDB_helix_class 
_struct_conf.details 
_struct_conf.pdbx_PDB_helix_length 
HELX_P HELX_P1 1 THR A 5   ? GLY A 23  ? THR A 5   GLY A 23  1 ? 19 
HELX_P HELX_P2 2 ASP A 24  ? MET A 31  ? ASP A 24  MET A 31  1 ? 8  
HELX_P HELX_P3 3 GLY A 49  ? GLY A 62  ? GLY A 49  GLY A 62  1 ? 14 
HELX_P HELX_P4 4 SER A 121 ? VAL A 123 ? SER A 121 VAL A 123 5 ? 3  
HELX_P HELX_P5 5 THR B 5   ? GLY B 23  ? THR B 5   GLY B 23  1 ? 19 
HELX_P HELX_P6 6 ASP B 24  ? GLN B 30  ? ASP B 24  GLN B 30  1 ? 7  
HELX_P HELX_P7 7 GLY B 49  ? GLY B 62  ? GLY B 49  GLY B 62  1 ? 14 
HELX_P HELX_P8 8 SER B 121 ? VAL B 123 ? SER B 121 VAL B 123 5 ? 3  
# 
_struct_conf_type.id          HELX_P 
_struct_conf_type.criteria    ? 
_struct_conf_type.reference   ? 
# 
loop_
_struct_mon_prot_cis.pdbx_id 
_struct_mon_prot_cis.label_comp_id 
_struct_mon_prot_cis.label_seq_id 
_struct_mon_prot_cis.label_asym_id 
_struct_mon_prot_cis.label_alt_id 
_struct_mon_prot_cis.pdbx_PDB_ins_code 
_struct_mon_prot_cis.auth_comp_id 
_struct_mon_prot_cis.auth_seq_id 
_struct_mon_prot_cis.auth_asym_id 
_struct_mon_prot_cis.pdbx_label_comp_id_2 
_struct_mon_prot_cis.pdbx_label_seq_id_2 
_struct_mon_prot_cis.pdbx_label_asym_id_2 
_struct_mon_prot_cis.pdbx_PDB_ins_code_2 
_struct_mon_prot_cis.pdbx_auth_comp_id_2 
_struct_mon_prot_cis.pdbx_auth_seq_id_2 
_struct_mon_prot_cis.pdbx_auth_asym_id_2 
_struct_mon_prot_cis.pdbx_PDB_model_num 
_struct_mon_prot_cis.pdbx_omega_angle 
1 ASN 40 A . ? ASN 40 A PRO 41 A ? PRO 41 A 1 0.18 
2 ASN 40 B . ? ASN 40 B PRO 41 B ? PRO 41 B 1 0.09 
# 
loop_
_struct_sheet.id 
_struct_sheet.type 
_struct_sheet.number_strands 
_struct_sheet.details 
A  ? 5 ? 
A1 ? 5 ? 
B  ? 5 ? 
B1 ? 5 ? 
# 
loop_
_struct_sheet_order.sheet_id 
_struct_sheet_order.range_id_1 
_struct_sheet_order.range_id_2 
_struct_sheet_order.offset 
_struct_sheet_order.sense 
A  1 2 ? anti-parallel 
A  2 3 ? parallel      
A  3 4 ? anti-parallel 
A  4 5 ? anti-parallel 
A1 1 2 ? anti-parallel 
A1 2 3 ? parallel      
A1 3 4 ? anti-parallel 
A1 4 5 ? anti-parallel 
B  1 2 ? anti-parallel 
B  2 3 ? parallel      
B  3 4 ? anti-parallel 
B  4 5 ? anti-parallel 
B1 1 2 ? anti-parallel 
B1 2 3 ? parallel      
B1 3 4 ? anti-parallel 
B1 4 5 ? anti-parallel 
# 
loop_
_struct_sheet_range.sheet_id 
_struct_sheet_range.id 
_struct_sheet_range.beg_label_comp_id 
_struct_sheet_range.beg_label_asym_id 
_struct_sheet_range.beg_label_seq_id 
_struct_sheet_range.pdbx_beg_PDB_ins_code 
_struct_sheet_range.end_label_comp_id 
_struct_sheet_range.end_label_asym_id 
_struct_sheet_range.end_label_seq_id 
_struct_sheet_range.pdbx_end_PDB_ins_code 
_struct_sheet_range.beg_auth_comp_id 
_struct_sheet_range.beg_auth_asym_id 
_struct_sheet_range.beg_auth_seq_id 
_struct_sheet_range.end_auth_comp_id 
_struct_sheet_range.end_auth_asym_id 
_struct_sheet_range.end_auth_seq_id 
A  1 ILE A 47  ? HIS A 48  ? ILE A 47  HIS A 48  
A  2 TYR A 32  ? GLU A 39  ? TYR A 32  GLU A 39  
A  3 ILE A 113 ? TYR A 119 ? ILE A 113 TYR A 119 
A  4 GLN A 95  ? PHE A 107 ? GLN A 95  PHE A 107 
A  5 CYS A 81  ? TRP A 92  ? CYS A 81  TRP A 92  
A1 1 ILE A 47  ? HIS A 48  ? ILE A 47  HIS A 48  
A1 2 TYR A 32  ? GLU A 39  ? TYR A 32  GLU A 39  
A1 3 ILE A 113 ? TYR A 119 ? ILE A 113 TYR A 119 
A1 4 GLN A 95  ? PHE A 107 ? GLN A 95  PHE A 107 
A1 5 LEU A 125 ? SER A 126 ? LEU A 125 SER A 126 
B  1 ILE B 47  ? HIS B 48  ? ILE B 47  HIS B 48  
B  2 TYR B 32  ? GLU B 39  ? TYR B 32  GLU B 39  
B  3 ILE B 113 ? TYR B 119 ? ILE B 113 TYR B 119 
B  4 GLN B 95  ? PHE B 107 ? GLN B 95  PHE B 107 
B  5 CYS B 81  ? TRP B 92  ? CYS B 81  TRP B 92  
B1 1 ILE B 47  ? HIS B 48  ? ILE B 47  HIS B 48  
B1 2 TYR B 32  ? GLU B 39  ? TYR B 32  GLU B 39  
B1 3 ILE B 113 ? TYR B 119 ? ILE B 113 TYR B 119 
B1 4 GLN B 95  ? PHE B 107 ? GLN B 95  PHE B 107 
B1 5 LEU B 125 ? SER B 126 ? LEU B 125 SER B 126 
# 
loop_
_pdbx_struct_sheet_hbond.sheet_id 
_pdbx_struct_sheet_hbond.range_id_1 
_pdbx_struct_sheet_hbond.range_id_2 
_pdbx_struct_sheet_hbond.range_1_label_atom_id 
_pdbx_struct_sheet_hbond.range_1_label_comp_id 
_pdbx_struct_sheet_hbond.range_1_label_asym_id 
_pdbx_struct_sheet_hbond.range_1_label_seq_id 
_pdbx_struct_sheet_hbond.range_1_PDB_ins_code 
_pdbx_struct_sheet_hbond.range_1_auth_atom_id 
_pdbx_struct_sheet_hbond.range_1_auth_comp_id 
_pdbx_struct_sheet_hbond.range_1_auth_asym_id 
_pdbx_struct_sheet_hbond.range_1_auth_seq_id 
_pdbx_struct_sheet_hbond.range_2_label_atom_id 
_pdbx_struct_sheet_hbond.range_2_label_comp_id 
_pdbx_struct_sheet_hbond.range_2_label_asym_id 
_pdbx_struct_sheet_hbond.range_2_label_seq_id 
_pdbx_struct_sheet_hbond.range_2_PDB_ins_code 
_pdbx_struct_sheet_hbond.range_2_auth_atom_id 
_pdbx_struct_sheet_hbond.range_2_auth_comp_id 
_pdbx_struct_sheet_hbond.range_2_auth_asym_id 
_pdbx_struct_sheet_hbond.range_2_auth_seq_id 
A  1 2 N ILE A 47  ? N ILE A 47  O VAL A 38  ? O VAL A 38  
A  2 3 N ALA A 33  ? N ALA A 33  O ILE A 113 ? O ILE A 113 
A  3 4 N TYR A 119 ? N TYR A 119 O ILE A 102 ? O ILE A 102 
A  4 5 N MET A 105 ? N MET A 105 O GLY A 82  ? O GLY A 82  
A1 1 2 N ILE A 47  ? N ILE A 47  O VAL A 38  ? O VAL A 38  
A1 2 3 N ALA A 33  ? N ALA A 33  O ILE A 113 ? O ILE A 113 
A1 3 4 N TYR A 119 ? N TYR A 119 O ILE A 102 ? O ILE A 102 
A1 4 5 N ALA A 98  ? N ALA A 98  O SER A 126 ? O SER A 126 
B  1 2 N ILE B 47  ? N ILE B 47  O VAL B 38  ? O VAL B 38  
B  2 3 N ALA B 33  ? N ALA B 33  O ILE B 113 ? O ILE B 113 
B  3 4 N TYR B 119 ? N TYR B 119 O ILE B 102 ? O ILE B 102 
B  4 5 N MET B 105 ? N MET B 105 O GLY B 82  ? O GLY B 82  
B1 1 2 N ILE B 47  ? N ILE B 47  O VAL B 38  ? O VAL B 38  
B1 2 3 N ALA B 33  ? N ALA B 33  O ILE B 113 ? O ILE B 113 
B1 3 4 N TYR B 119 ? N TYR B 119 O ILE B 102 ? O ILE B 102 
B1 4 5 N ALA B 98  ? N ALA B 98  O SER B 126 ? O SER B 126 
# 
_database_PDB_matrix.entry_id          1E3N 
_database_PDB_matrix.origx[1][1]       1.000000 
_database_PDB_matrix.origx[1][2]       0.000000 
_database_PDB_matrix.origx[1][3]       0.000000 
_database_PDB_matrix.origx[2][1]       0.000000 
_database_PDB_matrix.origx[2][2]       1.000000 
_database_PDB_matrix.origx[2][3]       0.000000 
_database_PDB_matrix.origx[3][1]       0.000000 
_database_PDB_matrix.origx[3][2]       0.000000 
_database_PDB_matrix.origx[3][3]       1.000000 
_database_PDB_matrix.origx_vector[1]   0.00000 
_database_PDB_matrix.origx_vector[2]   0.00000 
_database_PDB_matrix.origx_vector[3]   0.00000 
# 
_atom_sites.entry_id                    1E3N 
_atom_sites.fract_transf_matrix[1][1]   0.011325 
_atom_sites.fract_transf_matrix[1][2]   0.000000 
_atom_sites.fract_transf_matrix[1][3]   0.000111 
_atom_sites.fract_transf_matrix[2][1]   0.000000 
_atom_sites.fract_transf_matrix[2][2]   0.013812 
_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]   0.019532 
_atom_sites.fract_transf_vector[1]      0.00000 
_atom_sites.fract_transf_vector[2]      0.00000 
_atom_sites.fract_transf_vector[3]      0.00000 
# 
loop_
_atom_type.symbol 
C 
H 
N 
O 
S 
# 
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   MET 1   1   ?   ?   ?   A . n 
A 1 2   ASN 2   2   2   ASN ASN A . n 
A 1 3   LEU 3   3   3   LEU LEU A . n 
A 1 4   PRO 4   4   4   PRO PRO A . n 
A 1 5   THR 5   5   5   THR THR A . n 
A 1 6   ALA 6   6   6   ALA ALA A . n 
A 1 7   GLN 7   7   7   GLN GLN A . n 
A 1 8   GLU 8   8   8   GLU GLU A . n 
A 1 9   VAL 9   9   9   VAL VAL A . n 
A 1 10  GLN 10  10  10  GLN GLN A . n 
A 1 11  GLY 11  11  11  GLY GLY A . n 
A 1 12  LEU 12  12  12  LEU LEU A . n 
A 1 13  MET 13  13  13  MET MET A . n 
A 1 14  ALA 14  14  14  ALA ALA A . n 
A 1 15  ARG 15  15  15  ARG ARG A . n 
A 1 16  TYR 16  16  16  TYR TYR A . n 
A 1 17  ILE 17  17  17  ILE ILE A . n 
A 1 18  GLU 18  18  18  GLU GLU A . n 
A 1 19  LEU 19  19  19  LEU LEU A . n 
A 1 20  VAL 20  20  20  VAL VAL A . n 
A 1 21  ASP 21  21  21  ASP ASP A . n 
A 1 22  VAL 22  22  22  VAL VAL A . n 
A 1 23  GLY 23  23  23  GLY GLY A . n 
A 1 24  ASP 24  24  24  ASP ASP A . n 
A 1 25  ILE 25  25  25  ILE ILE A . n 
A 1 26  GLU 26  26  26  GLU GLU A . n 
A 1 27  ALA 27  27  27  ALA ALA A . n 
A 1 28  ILE 28  28  28  ILE ILE A . n 
A 1 29  VAL 29  29  29  VAL VAL A . n 
A 1 30  GLN 30  30  30  GLN GLN A . n 
A 1 31  MET 31  31  31  MET MET A . n 
A 1 32  TYR 32  32  32  TYR TYR A . n 
A 1 33  ALA 33  33  33  ALA ALA A . n 
A 1 34  ASP 34  34  34  ASP ASP A . n 
A 1 35  ASP 35  35  35  ASP ASP A . n 
A 1 36  ALA 36  36  36  ALA ALA A . n 
A 1 37  THR 37  37  37  THR THR A . n 
A 1 38  VAL 38  38  38  VAL VAL A . n 
A 1 39  GLU 39  39  39  GLU GLU A . n 
A 1 40  ASN 40  40  40  ASN ASN A . n 
A 1 41  PRO 41  41  41  PRO PRO A . n 
A 1 42  PHE 42  42  42  PHE PHE A . n 
A 1 43  GLY 43  43  43  GLY GLY A . n 
A 1 44  GLN 44  44  44  GLN GLN A . n 
A 1 45  PRO 45  45  45  PRO PRO A . n 
A 1 46  PRO 46  46  46  PRO PRO A . n 
A 1 47  ILE 47  47  47  ILE ILE A . n 
A 1 48  HIS 48  48  48  HIS HIS A . n 
A 1 49  GLY 49  49  49  GLY GLY A . n 
A 1 50  ARG 50  50  50  ARG ARG A . n 
A 1 51  GLU 51  51  51  GLU GLU A . n 
A 1 52  GLN 52  52  52  GLN GLN A . n 
A 1 53  ILE 53  53  53  ILE ILE A . n 
A 1 54  ALA 54  54  54  ALA ALA A . n 
A 1 55  ALA 55  55  55  ALA ALA A . n 
A 1 56  PHE 56  56  56  PHE PHE A . n 
A 1 57  TYR 57  57  57  TYR TYR A . n 
A 1 58  ARG 58  58  58  ARG ARG A . n 
A 1 59  GLN 59  59  59  GLN GLN A . n 
A 1 60  GLY 60  60  60  GLY GLY A . n 
A 1 61  LEU 61  61  61  LEU LEU A . n 
A 1 62  GLY 62  62  62  GLY GLY A . n 
A 1 63  GLY 63  63  ?   ?   ?   A . n 
A 1 64  GLY 64  64  ?   ?   ?   A . n 
A 1 65  LYS 65  65  65  LYS LYS A . n 
A 1 66  VAL 66  66  66  VAL VAL A . n 
A 1 67  ARG 67  67  67  ARG ARG A . n 
A 1 68  ALA 68  68  68  ALA ALA A . n 
A 1 69  CYS 69  69  69  CYS CYS A . n 
A 1 70  LEU 70  70  70  LEU LEU A . n 
A 1 71  THR 71  71  71  THR THR A . n 
A 1 72  GLY 72  72  72  GLY GLY A . n 
A 1 73  PRO 73  73  73  PRO PRO A . n 
A 1 74  VAL 74  74  74  VAL VAL A . n 
A 1 75  ARG 75  75  75  ARG ARG A . n 
A 1 76  ALA 76  76  76  ALA ALA A . n 
A 1 77  SER 77  77  77  SER SER A . n 
A 1 78  HIS 78  78  78  HIS HIS A . n 
A 1 79  ASN 79  79  79  ASN ASN A . n 
A 1 80  GLY 80  80  80  GLY GLY A . n 
A 1 81  CYS 81  81  81  CYS CYS A . n 
A 1 82  GLY 82  82  82  GLY GLY A . n 
A 1 83  ALA 83  83  83  ALA ALA A . n 
A 1 84  MET 84  84  84  MET MET A . n 
A 1 85  PRO 85  85  85  PRO PRO A . n 
A 1 86  PHE 86  86  86  PHE PHE A . n 
A 1 87  ARG 87  87  87  ARG ARG A . n 
A 1 88  VAL 88  88  88  VAL VAL A . n 
A 1 89  GLU 89  89  89  GLU GLU A . n 
A 1 90  MET 90  90  90  MET MET A . n 
A 1 91  VAL 91  91  91  VAL VAL A . n 
A 1 92  TRP 92  92  92  TRP TRP A . n 
A 1 93  ASN 93  93  93  ASN ASN A . n 
A 1 94  GLY 94  94  94  GLY GLY A . n 
A 1 95  GLN 95  95  95  GLN GLN A . n 
A 1 96  PRO 96  96  96  PRO PRO A . n 
A 1 97  CYS 97  97  97  CYS CYS A . n 
A 1 98  ALA 98  98  98  ALA ALA A . n 
A 1 99  LEU 99  99  99  LEU LEU A . n 
A 1 100 ASP 100 100 100 ASP ASP A . n 
A 1 101 VAL 101 101 101 VAL VAL A . n 
A 1 102 ILE 102 102 102 ILE ILE A . n 
A 1 103 ASP 103 103 103 ASP ASP A . n 
A 1 104 VAL 104 104 104 VAL VAL A . n 
A 1 105 MET 105 105 105 MET MET A . n 
A 1 106 ARG 106 106 106 ARG ARG A . n 
A 1 107 PHE 107 107 107 PHE PHE A . n 
A 1 108 ASP 108 108 108 ASP ASP A . n 
A 1 109 GLU 109 109 109 GLU GLU A . n 
A 1 110 HIS 110 110 110 HIS HIS A . n 
A 1 111 GLY 111 111 111 GLY GLY A . n 
A 1 112 ARG 112 112 112 ARG ARG A . n 
A 1 113 ILE 113 113 113 ILE ILE A . n 
A 1 114 GLN 114 114 114 GLN GLN A . n 
A 1 115 THR 115 115 115 THR THR A . n 
A 1 116 MET 116 116 116 MET MET A . n 
A 1 117 GLN 117 117 117 GLN GLN A . n 
A 1 118 ALA 118 118 118 ALA ALA A . n 
A 1 119 TYR 119 119 119 TYR TYR A . n 
A 1 120 TRP 120 120 120 TRP TRP A . n 
A 1 121 SER 121 121 121 SER SER A . n 
A 1 122 GLU 122 122 122 GLU GLU A . n 
A 1 123 VAL 123 123 123 VAL VAL A . n 
A 1 124 ASN 124 124 124 ASN ASN A . n 
A 1 125 LEU 125 125 125 LEU LEU A . n 
A 1 126 SER 126 126 126 SER SER A . n 
A 1 127 VAL 127 127 127 VAL VAL A . n 
A 1 128 ARG 128 128 ?   ?   ?   A . n 
A 1 129 GLU 129 129 ?   ?   ?   A . n 
A 1 130 PRO 130 130 ?   ?   ?   A . n 
A 1 131 GLN 131 131 ?   ?   ?   A . n 
B 1 1   MET 1   1   ?   ?   ?   B . n 
B 1 2   ASN 2   2   2   ASN ASN B . n 
B 1 3   LEU 3   3   3   LEU LEU B . n 
B 1 4   PRO 4   4   4   PRO PRO B . n 
B 1 5   THR 5   5   5   THR THR B . n 
B 1 6   ALA 6   6   6   ALA ALA B . n 
B 1 7   GLN 7   7   7   GLN GLN B . n 
B 1 8   GLU 8   8   8   GLU GLU B . n 
B 1 9   VAL 9   9   9   VAL VAL B . n 
B 1 10  GLN 10  10  10  GLN GLN B . n 
B 1 11  GLY 11  11  11  GLY GLY B . n 
B 1 12  LEU 12  12  12  LEU LEU B . n 
B 1 13  MET 13  13  13  MET MET B . n 
B 1 14  ALA 14  14  14  ALA ALA B . n 
B 1 15  ARG 15  15  15  ARG ARG B . n 
B 1 16  TYR 16  16  16  TYR TYR B . n 
B 1 17  ILE 17  17  17  ILE ILE B . n 
B 1 18  GLU 18  18  18  GLU GLU B . n 
B 1 19  LEU 19  19  19  LEU LEU B . n 
B 1 20  VAL 20  20  20  VAL VAL B . n 
B 1 21  ASP 21  21  21  ASP ASP B . n 
B 1 22  VAL 22  22  22  VAL VAL B . n 
B 1 23  GLY 23  23  23  GLY GLY B . n 
B 1 24  ASP 24  24  24  ASP ASP B . n 
B 1 25  ILE 25  25  25  ILE ILE B . n 
B 1 26  GLU 26  26  26  GLU GLU B . n 
B 1 27  ALA 27  27  27  ALA ALA B . n 
B 1 28  ILE 28  28  28  ILE ILE B . n 
B 1 29  VAL 29  29  29  VAL VAL B . n 
B 1 30  GLN 30  30  30  GLN GLN B . n 
B 1 31  MET 31  31  31  MET MET B . n 
B 1 32  TYR 32  32  32  TYR TYR B . n 
B 1 33  ALA 33  33  33  ALA ALA B . n 
B 1 34  ASP 34  34  34  ASP ASP B . n 
B 1 35  ASP 35  35  35  ASP ASP B . n 
B 1 36  ALA 36  36  36  ALA ALA B . n 
B 1 37  THR 37  37  37  THR THR B . n 
B 1 38  VAL 38  38  38  VAL VAL B . n 
B 1 39  GLU 39  39  39  GLU GLU B . n 
B 1 40  ASN 40  40  40  ASN ASN B . n 
B 1 41  PRO 41  41  41  PRO PRO B . n 
B 1 42  PHE 42  42  42  PHE PHE B . n 
B 1 43  GLY 43  43  43  GLY GLY B . n 
B 1 44  GLN 44  44  44  GLN GLN B . n 
B 1 45  PRO 45  45  45  PRO PRO B . n 
B 1 46  PRO 46  46  46  PRO PRO B . n 
B 1 47  ILE 47  47  47  ILE ILE B . n 
B 1 48  HIS 48  48  48  HIS HIS B . n 
B 1 49  GLY 49  49  49  GLY GLY B . n 
B 1 50  ARG 50  50  50  ARG ARG B . n 
B 1 51  GLU 51  51  51  GLU GLU B . n 
B 1 52  GLN 52  52  52  GLN GLN B . n 
B 1 53  ILE 53  53  53  ILE ILE B . n 
B 1 54  ALA 54  54  54  ALA ALA B . n 
B 1 55  ALA 55  55  55  ALA ALA B . n 
B 1 56  PHE 56  56  56  PHE PHE B . n 
B 1 57  TYR 57  57  57  TYR TYR B . n 
B 1 58  ARG 58  58  58  ARG ARG B . n 
B 1 59  GLN 59  59  59  GLN GLN B . n 
B 1 60  GLY 60  60  60  GLY GLY B . n 
B 1 61  LEU 61  61  61  LEU LEU B . n 
B 1 62  GLY 62  62  62  GLY GLY B . n 
B 1 63  GLY 63  63  ?   ?   ?   B . n 
B 1 64  GLY 64  64  ?   ?   ?   B . n 
B 1 65  LYS 65  65  65  LYS LYS B . n 
B 1 66  VAL 66  66  66  VAL VAL B . n 
B 1 67  ARG 67  67  67  ARG ARG B . n 
B 1 68  ALA 68  68  68  ALA ALA B . n 
B 1 69  CYS 69  69  69  CYS CYS B . n 
B 1 70  LEU 70  70  70  LEU LEU B . n 
B 1 71  THR 71  71  71  THR THR B . n 
B 1 72  GLY 72  72  72  GLY GLY B . n 
B 1 73  PRO 73  73  73  PRO PRO B . n 
B 1 74  VAL 74  74  74  VAL VAL B . n 
B 1 75  ARG 75  75  75  ARG ARG B . n 
B 1 76  ALA 76  76  76  ALA ALA B . n 
B 1 77  SER 77  77  77  SER SER B . n 
B 1 78  HIS 78  78  78  HIS HIS B . n 
B 1 79  ASN 79  79  79  ASN ASN B . n 
B 1 80  GLY 80  80  80  GLY GLY B . n 
B 1 81  CYS 81  81  81  CYS CYS B . n 
B 1 82  GLY 82  82  82  GLY GLY B . n 
B 1 83  ALA 83  83  83  ALA ALA B . n 
B 1 84  MET 84  84  84  MET MET B . n 
B 1 85  PRO 85  85  85  PRO PRO B . n 
B 1 86  PHE 86  86  86  PHE PHE B . n 
B 1 87  ARG 87  87  87  ARG ARG B . n 
B 1 88  VAL 88  88  88  VAL VAL B . n 
B 1 89  GLU 89  89  89  GLU GLU B . n 
B 1 90  MET 90  90  90  MET MET B . n 
B 1 91  VAL 91  91  91  VAL VAL B . n 
B 1 92  TRP 92  92  92  TRP TRP B . n 
B 1 93  ASN 93  93  93  ASN ASN B . n 
B 1 94  GLY 94  94  94  GLY GLY B . n 
B 1 95  GLN 95  95  95  GLN GLN B . n 
B 1 96  PRO 96  96  96  PRO PRO B . n 
B 1 97  CYS 97  97  97  CYS CYS B . n 
B 1 98  ALA 98  98  98  ALA ALA B . n 
B 1 99  LEU 99  99  99  LEU LEU B . n 
B 1 100 ASP 100 100 100 ASP ASP B . n 
B 1 101 VAL 101 101 101 VAL VAL B . n 
B 1 102 ILE 102 102 102 ILE ILE B . n 
B 1 103 ASP 103 103 103 ASP ASP B . n 
B 1 104 VAL 104 104 104 VAL VAL B . n 
B 1 105 MET 105 105 105 MET MET B . n 
B 1 106 ARG 106 106 106 ARG ARG B . n 
B 1 107 PHE 107 107 107 PHE PHE B . n 
B 1 108 ASP 108 108 108 ASP ASP B . n 
B 1 109 GLU 109 109 109 GLU GLU B . n 
B 1 110 HIS 110 110 110 HIS HIS B . n 
B 1 111 GLY 111 111 111 GLY GLY B . n 
B 1 112 ARG 112 112 112 ARG ARG B . n 
B 1 113 ILE 113 113 113 ILE ILE B . n 
B 1 114 GLN 114 114 114 GLN GLN B . n 
B 1 115 THR 115 115 115 THR THR B . n 
B 1 116 MET 116 116 116 MET MET B . n 
B 1 117 GLN 117 117 117 GLN GLN B . n 
B 1 118 ALA 118 118 118 ALA ALA B . n 
B 1 119 TYR 119 119 119 TYR TYR B . n 
B 1 120 TRP 120 120 120 TRP TRP B . n 
B 1 121 SER 121 121 121 SER SER B . n 
B 1 122 GLU 122 122 122 GLU GLU B . n 
B 1 123 VAL 123 123 123 VAL VAL B . n 
B 1 124 ASN 124 124 124 ASN ASN B . n 
B 1 125 LEU 125 125 125 LEU LEU B . n 
B 1 126 SER 126 126 126 SER SER B . n 
B 1 127 VAL 127 127 127 VAL VAL B . n 
B 1 128 ARG 128 128 ?   ?   ?   B . n 
B 1 129 GLU 129 129 ?   ?   ?   B . n 
B 1 130 PRO 130 130 ?   ?   ?   B . n 
B 1 131 GLN 131 131 ?   ?   ?   B . n 
# 
loop_
_pdbx_nonpoly_scheme.asym_id 
_pdbx_nonpoly_scheme.entity_id 
_pdbx_nonpoly_scheme.mon_id 
_pdbx_nonpoly_scheme.ndb_seq_num 
_pdbx_nonpoly_scheme.pdb_seq_num 
_pdbx_nonpoly_scheme.auth_seq_num 
_pdbx_nonpoly_scheme.pdb_mon_id 
_pdbx_nonpoly_scheme.auth_mon_id 
_pdbx_nonpoly_scheme.pdb_strand_id 
_pdbx_nonpoly_scheme.pdb_ins_code 
C 2 EQU 1  801 801 EQU EQU A . 
D 2 EQU 1  801 801 EQU EQU B . 
E 3 HOH 1  1   1   HOH HOH Y . 
E 3 HOH 2  2   2   HOH HOH Y . 
E 3 HOH 3  3   3   HOH HOH Y . 
E 3 HOH 4  4   4   HOH HOH Y . 
E 3 HOH 5  5   5   HOH HOH Y . 
E 3 HOH 6  6   6   HOH HOH Y . 
E 3 HOH 7  7   7   HOH HOH Y . 
E 3 HOH 8  8   8   HOH HOH Y . 
E 3 HOH 9  9   9   HOH HOH Y . 
E 3 HOH 10 10  10  HOH HOH Y . 
E 3 HOH 11 11  11  HOH HOH Y . 
E 3 HOH 12 12  12  HOH HOH Y . 
E 3 HOH 13 13  13  HOH HOH Y . 
E 3 HOH 14 14  14  HOH HOH Y . 
E 3 HOH 15 15  15  HOH HOH Y . 
E 3 HOH 16 16  16  HOH HOH Y . 
E 3 HOH 17 17  17  HOH HOH Y . 
E 3 HOH 18 18  18  HOH HOH Y . 
E 3 HOH 19 19  19  HOH HOH Y . 
E 3 HOH 20 20  20  HOH HOH Y . 
E 3 HOH 21 21  21  HOH HOH Y . 
E 3 HOH 22 22  22  HOH HOH Y . 
E 3 HOH 23 23  23  HOH HOH Y . 
E 3 HOH 24 24  24  HOH HOH Y . 
E 3 HOH 25 25  25  HOH HOH Y . 
E 3 HOH 26 26  26  HOH HOH Y . 
E 3 HOH 27 27  27  HOH HOH Y . 
E 3 HOH 28 28  28  HOH HOH Y . 
E 3 HOH 29 29  29  HOH HOH Y . 
E 3 HOH 30 30  30  HOH HOH Y . 
E 3 HOH 31 31  31  HOH HOH Y . 
E 3 HOH 32 32  32  HOH HOH Y . 
E 3 HOH 33 33  33  HOH HOH Y . 
F 3 HOH 1  1   1   HOH HOH Z . 
F 3 HOH 2  2   2   HOH HOH Z . 
F 3 HOH 3  3   3   HOH HOH Z . 
F 3 HOH 4  4   4   HOH HOH Z . 
F 3 HOH 5  5   5   HOH HOH Z . 
F 3 HOH 6  6   6   HOH HOH Z . 
F 3 HOH 7  7   7   HOH HOH Z . 
F 3 HOH 8  8   8   HOH HOH Z . 
F 3 HOH 9  9   9   HOH HOH Z . 
F 3 HOH 10 10  10  HOH HOH Z . 
F 3 HOH 11 11  11  HOH HOH Z . 
F 3 HOH 12 12  12  HOH HOH Z . 
F 3 HOH 13 13  13  HOH HOH Z . 
F 3 HOH 14 14  14  HOH HOH Z . 
F 3 HOH 15 15  15  HOH HOH Z . 
F 3 HOH 16 16  16  HOH HOH Z . 
F 3 HOH 17 17  17  HOH HOH Z . 
F 3 HOH 18 18  18  HOH HOH Z . 
F 3 HOH 19 19  19  HOH HOH Z . 
F 3 HOH 20 20  20  HOH HOH Z . 
F 3 HOH 21 21  21  HOH HOH Z . 
F 3 HOH 22 22  22  HOH HOH Z . 
F 3 HOH 23 23  23  HOH HOH Z . 
F 3 HOH 24 24  24  HOH HOH Z . 
F 3 HOH 25 25  25  HOH HOH Z . 
F 3 HOH 26 26  26  HOH HOH Z . 
F 3 HOH 27 27  27  HOH HOH Z . 
F 3 HOH 28 28  28  HOH HOH Z . 
F 3 HOH 29 29  29  HOH HOH Z . 
F 3 HOH 30 30  30  HOH HOH Z . 
F 3 HOH 31 31  31  HOH HOH Z . 
F 3 HOH 32 32  32  HOH HOH Z . 
F 3 HOH 33 33  33  HOH HOH Z . 
F 3 HOH 34 34  34  HOH HOH Z . 
F 3 HOH 35 35  35  HOH HOH Z . 
F 3 HOH 36 36  36  HOH HOH Z . 
F 3 HOH 37 37  37  HOH HOH Z . 
F 3 HOH 38 38  38  HOH HOH Z . 
F 3 HOH 39 39  39  HOH HOH Z . 
F 3 HOH 40 40  40  HOH HOH Z . 
F 3 HOH 41 41  41  HOH HOH Z . 
F 3 HOH 42 42  42  HOH HOH Z . 
F 3 HOH 43 43  43  HOH HOH Z . 
# 
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 2001-06-14 
2 'Structure model' 1 1 2003-05-20 
# 
loop_
_pdbx_audit_revision_details.ordinal 
_pdbx_audit_revision_details.revision_ordinal 
_pdbx_audit_revision_details.data_content_type 
_pdbx_audit_revision_details.provider 
_pdbx_audit_revision_details.type 
_pdbx_audit_revision_details.description 
1 1 'Structure model' repository 'Initial release' ? 
2 2 'Structure model' repository Obsolete          ? 
# 
loop_
_software.name 
_software.classification 
_software.version 
_software.citation_id 
_software.pdbx_ordinal 
X-PLOR    refinement       3.8 ? 1 
DENZO     'data reduction' .   ? 2 
SCALEPACK 'data scaling'   .   ? 3 
# 
_pdbx_entry_details.entry_id             1E3N 
_pdbx_entry_details.compound_details     'CHAIN A, B ENGINEERED MUTATION ASP40ASN' 
_pdbx_entry_details.source_details       ? 
_pdbx_entry_details.nonpolymer_details   ? 
_pdbx_entry_details.sequence_details     ? 
# 
loop_
_pdbx_validate_torsion.id 
_pdbx_validate_torsion.PDB_model_num 
_pdbx_validate_torsion.auth_comp_id 
_pdbx_validate_torsion.auth_asym_id 
_pdbx_validate_torsion.auth_seq_id 
_pdbx_validate_torsion.PDB_ins_code 
_pdbx_validate_torsion.label_alt_id 
_pdbx_validate_torsion.phi 
_pdbx_validate_torsion.psi 
1 1 TRP A 92  ? ? -108.00 76.07   
2 1 ASN A 93  ? ? 51.99   94.86   
3 1 TRP A 120 ? ? 178.56  166.71  
4 1 SER A 121 ? ? -166.79 -169.42 
5 1 LEU B 3   ? ? 112.04  -57.51  
# 
loop_
_pdbx_unobs_or_zero_occ_atoms.id 
_pdbx_unobs_or_zero_occ_atoms.PDB_model_num 
_pdbx_unobs_or_zero_occ_atoms.polymer_flag 
_pdbx_unobs_or_zero_occ_atoms.occupancy_flag 
_pdbx_unobs_or_zero_occ_atoms.auth_asym_id 
_pdbx_unobs_or_zero_occ_atoms.auth_comp_id 
_pdbx_unobs_or_zero_occ_atoms.auth_seq_id 
_pdbx_unobs_or_zero_occ_atoms.PDB_ins_code 
_pdbx_unobs_or_zero_occ_atoms.auth_atom_id 
_pdbx_unobs_or_zero_occ_atoms.label_alt_id 
_pdbx_unobs_or_zero_occ_atoms.label_asym_id 
_pdbx_unobs_or_zero_occ_atoms.label_comp_id 
_pdbx_unobs_or_zero_occ_atoms.label_seq_id 
_pdbx_unobs_or_zero_occ_atoms.label_atom_id 
1 1 Y 1 A ASN 2 ? CG  ? A ASN 2 CG  
2 1 Y 1 A ASN 2 ? OD1 ? A ASN 2 OD1 
3 1 Y 1 A ASN 2 ? ND2 ? A ASN 2 ND2 
4 1 Y 1 B ASN 2 ? CG  ? B ASN 2 CG  
5 1 Y 1 B ASN 2 ? OD1 ? B ASN 2 OD1 
6 1 Y 1 B ASN 2 ? ND2 ? B ASN 2 ND2 
# 
loop_
_pdbx_unobs_or_zero_occ_residues.id 
_pdbx_unobs_or_zero_occ_residues.PDB_model_num 
_pdbx_unobs_or_zero_occ_residues.polymer_flag 
_pdbx_unobs_or_zero_occ_residues.occupancy_flag 
_pdbx_unobs_or_zero_occ_residues.auth_asym_id 
_pdbx_unobs_or_zero_occ_residues.auth_comp_id 
_pdbx_unobs_or_zero_occ_residues.auth_seq_id 
_pdbx_unobs_or_zero_occ_residues.PDB_ins_code 
_pdbx_unobs_or_zero_occ_residues.label_asym_id 
_pdbx_unobs_or_zero_occ_residues.label_comp_id 
_pdbx_unobs_or_zero_occ_residues.label_seq_id 
1  1 Y 1 A MET 1   ? A MET 1   
2  1 Y 1 A GLY 63  ? A GLY 63  
3  1 Y 1 A GLY 64  ? A GLY 64  
4  1 Y 1 A ARG 128 ? A ARG 128 
5  1 Y 1 A GLU 129 ? A GLU 129 
6  1 Y 1 A PRO 130 ? A PRO 130 
7  1 Y 1 A GLN 131 ? A GLN 131 
8  1 Y 1 B MET 1   ? B MET 1   
9  1 Y 1 B GLY 63  ? B GLY 63  
10 1 Y 1 B GLY 64  ? B GLY 64  
11 1 Y 1 B ARG 128 ? B ARG 128 
12 1 Y 1 B GLU 129 ? B GLU 129 
13 1 Y 1 B PRO 130 ? B PRO 130 
14 1 Y 1 B GLN 131 ? B GLN 131 
# 
loop_
_pdbx_entity_nonpoly.entity_id 
_pdbx_entity_nonpoly.name 
_pdbx_entity_nonpoly.comp_id 
2 EQUILENIN EQU 
3 water     HOH 
#