data_1PEN
# 
_entry.id   1PEN 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.397 
_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   1PEN         pdb_00001pen 10.2210/pdb1pen/pdb 
WWPDB D_1000175631 ?            ?                   
# 
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 1997-04-21 
2 'Structure model' 1 1 2008-03-24 
3 'Structure model' 1 2 2011-07-13 
4 'Structure model' 1 3 2024-10-16 
# 
_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' 'Data collection'           
4 4 'Structure model' 'Database references'       
5 4 'Structure model' 'Derived calculations'      
6 4 'Structure model' 'Structure summary'         
# 
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' chem_comp_atom            
2 4 'Structure model' chem_comp_bond            
3 4 'Structure model' database_2                
4 4 'Structure model' pdbx_entry_details        
5 4 'Structure model' pdbx_modification_feature 
6 4 'Structure model' struct_conn               
7 4 'Structure model' struct_site               
# 
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  4 'Structure model' '_database_2.pdbx_DOI'                
2  4 'Structure model' '_database_2.pdbx_database_accession' 
3  4 'Structure model' '_struct_conn.pdbx_leaving_atom_flag' 
4  4 'Structure model' '_struct_conn.ptnr1_auth_comp_id'     
5  4 'Structure model' '_struct_conn.ptnr1_auth_seq_id'      
6  4 'Structure model' '_struct_conn.ptnr1_label_atom_id'    
7  4 'Structure model' '_struct_conn.ptnr1_label_comp_id'    
8  4 'Structure model' '_struct_conn.ptnr1_label_seq_id'     
9  4 'Structure model' '_struct_conn.ptnr2_auth_comp_id'     
10 4 'Structure model' '_struct_conn.ptnr2_auth_seq_id'      
11 4 'Structure model' '_struct_conn.ptnr2_label_atom_id'    
12 4 'Structure model' '_struct_conn.ptnr2_label_comp_id'    
13 4 'Structure model' '_struct_conn.ptnr2_label_seq_id'     
14 4 'Structure model' '_struct_site.pdbx_auth_asym_id'      
15 4 'Structure model' '_struct_site.pdbx_auth_comp_id'      
16 4 'Structure model' '_struct_site.pdbx_auth_seq_id'       
# 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.entry_id                        1PEN 
_pdbx_database_status.recvd_initial_deposition_date   1996-01-29 
_pdbx_database_status.deposit_site                    ? 
_pdbx_database_status.process_site                    BNL 
_pdbx_database_status.SG_entry                        . 
_pdbx_database_status.pdb_format_compatible           Y 
_pdbx_database_status.status_code_mr                  ? 
_pdbx_database_status.status_code_sf                  ? 
_pdbx_database_status.status_code_cs                  ? 
_pdbx_database_status.status_code_nmr_data            ? 
_pdbx_database_status.methods_development_category    ? 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Hu, S.-H.'     1 
'Gehrmann, J.'  2 
'Guddat, L.W.'  3 
'Alewood, P.F.' 4 
'Craik, D.J.'   5 
'Martin, J.L.'  6 
# 
loop_
_citation.id 
_citation.title 
_citation.journal_abbrev 
_citation.journal_volume 
_citation.page_first 
_citation.page_last 
_citation.year 
_citation.journal_id_ASTM 
_citation.country 
_citation.journal_id_ISSN 
_citation.journal_id_CSD 
_citation.book_publisher 
_citation.pdbx_database_id_PubMed 
_citation.pdbx_database_id_DOI 
primary 
'The 1.1 A crystal structure of the neuronal acetylcholine receptor antagonist, alpha-conotoxin PnIA from Conus pennaceus.' 
Structure           4  417  423 1996 STRUE6 UK 0969-2126 2005 ? 8740364 '10.1016/S0969-2126(96)00047-0' 
1       'Snb: Crystal Structure Determination Via Shake-and-Bake' J.Appl.Crystallogr. 27 613  ?   1994 JACGAR DK 0021-8898 0228 ? 
?       ?                               
2       'New Mollusc-Specific Alpha-Conotoxins Block Aplysia Neuronal Acetylcholine Receptors' Biochemistry        33 9523 ?   
1994 BICHAW US 0006-2960 0033 ? ?       ?                               
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Hu, S.H.'         1  ? 
primary 'Gehrmann, J.'     2  ? 
primary 'Guddat, L.W.'     3  ? 
primary 'Alewood, P.F.'    4  ? 
primary 'Craik, D.J.'      5  ? 
primary 'Martin, J.L.'     6  ? 
1       'Miller, R.'       7  ? 
1       'Gallo, S.M.'      8  ? 
1       'Khalak, H.G.'     9  ? 
1       'Weeks, C.M.'      10 ? 
2       'Fainzilber, M.'   11 ? 
2       'Hasson, A.'       12 ? 
2       'Oren, R.'         13 ? 
2       'Burlingame, A.L.' 14 ? 
2       'Gordon, D.'       15 ? 
2       'Spira, M.E.'      16 ? 
2       'Zlotkin, E.'      17 ? 
# 
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 'ALPHA-CONOTOXIN PNIA' 1625.849 1  ? ? ? ? 
2 water   nat water                  18.015   12 ? ? ? ? 
# 
_entity_poly.entity_id                      1 
_entity_poly.type                           'polypeptide(L)' 
_entity_poly.nstd_linkage                   no 
_entity_poly.nstd_monomer                   yes 
_entity_poly.pdbx_seq_one_letter_code       'GCCSLPPCAANNPDYC(NH2)' 
_entity_poly.pdbx_seq_one_letter_code_can   GCCSLPPCAANNPDYCX 
_entity_poly.pdbx_strand_id                 A 
_entity_poly.pdbx_target_identifier         ? 
# 
_pdbx_entity_nonpoly.entity_id   2 
_pdbx_entity_nonpoly.name        water 
_pdbx_entity_nonpoly.comp_id     HOH 
# 
loop_
_entity_poly_seq.entity_id 
_entity_poly_seq.num 
_entity_poly_seq.mon_id 
_entity_poly_seq.hetero 
1 1  GLY n 
1 2  CYS n 
1 3  CYS n 
1 4  SER n 
1 5  LEU n 
1 6  PRO n 
1 7  PRO n 
1 8  CYS n 
1 9  ALA n 
1 10 ALA n 
1 11 ASN n 
1 12 ASN n 
1 13 PRO n 
1 14 ASP n 
1 15 TYR n 
1 16 CYS n 
1 17 NH2 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                     Conus 
_entity_src_gen.pdbx_gene_src_gene                 ? 
_entity_src_gen.gene_src_species                   ? 
_entity_src_gen.gene_src_strain                    ? 
_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      'Conus pennaceus' 
_entity_src_gen.pdbx_gene_src_ncbi_taxonomy_id     37335 
_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      ? 
_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               ? 
_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                   ? 
# 
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  
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 
GLY 'peptide linking'   y GLYCINE         ? 'C2 H5 N O2'   75.067  
HOH non-polymer         . WATER           ? 'H2 O'         18.015  
LEU 'L-peptide linking' y LEUCINE         ? 'C6 H13 N O2'  131.173 
NH2 non-polymer         . 'AMINO GROUP'   ? 'H2 N'         16.023  
PRO 'L-peptide linking' y PROLINE         ? 'C5 H9 N O2'   115.130 
SER 'L-peptide linking' y SERINE          ? 'C3 H7 N O3'   105.093 
TYR 'L-peptide linking' y TYROSINE        ? 'C9 H11 N O3'  181.189 
# 
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  GLY 1  1  1  GLY GLY A . n 
A 1 2  CYS 2  2  2  CYS CYS A . n 
A 1 3  CYS 3  3  3  CYS CYS A . n 
A 1 4  SER 4  4  4  SER SER A . n 
A 1 5  LEU 5  5  5  LEU LEU A . n 
A 1 6  PRO 6  6  6  PRO PRO A . n 
A 1 7  PRO 7  7  7  PRO PRO A . n 
A 1 8  CYS 8  8  8  CYS CYS A . n 
A 1 9  ALA 9  9  9  ALA ALA A . n 
A 1 10 ALA 10 10 10 ALA ALA A . n 
A 1 11 ASN 11 11 11 ASN ASN A . n 
A 1 12 ASN 12 12 12 ASN ASN A . n 
A 1 13 PRO 13 13 13 PRO PRO A . n 
A 1 14 ASP 14 14 14 ASP ASP A . n 
A 1 15 TYR 15 15 15 TYR TYR A . n 
A 1 16 CYS 16 16 16 CYS CYS A . n 
A 1 17 NH2 17 17 17 NH2 NH2 A . 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 
B 2 HOH 1  18 17 HOH HOH A . 
B 2 HOH 2  19 18 HOH HOH A . 
B 2 HOH 3  20 19 HOH HOH A . 
B 2 HOH 4  21 20 HOH HOH A . 
B 2 HOH 5  22 21 HOH HOH A . 
B 2 HOH 6  23 22 HOH HOH A . 
B 2 HOH 7  24 23 HOH HOH A . 
B 2 HOH 8  25 24 HOH HOH A . 
B 2 HOH 9  26 25 HOH HOH A . 
B 2 HOH 10 27 26 HOH HOH A . 
B 2 HOH 11 28 27 HOH HOH A . 
B 2 HOH 12 29 28 HOH HOH A . 
# 
loop_
_software.name 
_software.classification 
_software.version 
_software.citation_id 
_software.pdbx_ordinal 
DENZO  'data reduction' .   ? 1 
X-PLOR 'model building' 3.1 ? 2 
X-PLOR refinement       3.1 ? 3 
X-PLOR phasing          3.1 ? 4 
# 
_cell.entry_id           1PEN 
_cell.length_a           15.000 
_cell.length_b           19.800 
_cell.length_c           16.500 
_cell.angle_alpha        90.00 
_cell.angle_beta         113.40 
_cell.angle_gamma        90.00 
_cell.Z_PDB              2 
_cell.pdbx_unique_axis   ? 
# 
_symmetry.entry_id                         1PEN 
_symmetry.space_group_name_H-M             'P 1 21 1' 
_symmetry.pdbx_full_space_group_name_H-M   ? 
_symmetry.cell_setting                     ? 
_symmetry.Int_Tables_number                4 
# 
_exptl.entry_id          1PEN 
_exptl.method            'X-RAY DIFFRACTION' 
_exptl.crystals_number   2 
# 
_exptl_crystal.id                    1 
_exptl_crystal.density_meas          ? 
_exptl_crystal.density_Matthews      ? 
_exptl_crystal.density_percent_sol   12. 
_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              8.0 
_exptl_crystal_grow.pdbx_pH_range   ? 
_exptl_crystal_grow.pdbx_details    'pH 8.0' 
# 
_diffrn.id                     1 
_diffrn.ambient_temp           289 
_diffrn.ambient_temp_details   ? 
_diffrn.crystal_id             1 
# 
_diffrn_detector.diffrn_id              1 
_diffrn_detector.detector               'IMAGE PLATE' 
_diffrn_detector.type                   'RIGAKU RAXIS IIC' 
_diffrn_detector.pdbx_collection_date   1995-09-28 
_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                    'YALE MIRRORS' 
_diffrn_radiation.pdbx_diffrn_protocol             ? 
_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                      ? 
_diffrn_source.type                        ? 
_diffrn_source.pdbx_synchrotron_site       ? 
_diffrn_source.pdbx_synchrotron_beamline   ? 
_diffrn_source.pdbx_wavelength             1.5418 
_diffrn_source.pdbx_wavelength_list        ? 
# 
_reflns.entry_id                     1PEN 
_reflns.observed_criterion_sigma_I   1. 
_reflns.observed_criterion_sigma_F   ? 
_reflns.d_resolution_low             50. 
_reflns.d_resolution_high            1.1 
_reflns.number_obs                   3459 
_reflns.number_all                   ? 
_reflns.percent_possible_obs         94. 
_reflns.pdbx_Rmerge_I_obs            0.08 
_reflns.pdbx_Rsym_value              ? 
_reflns.pdbx_netI_over_sigmaI        ? 
_reflns.B_iso_Wilson_estimate        ? 
_reflns.pdbx_redundancy              4.7 
_reflns.pdbx_diffrn_id               1 
_reflns.pdbx_ordinal                 1 
# 
_refine.entry_id                                 1PEN 
_refine.ls_number_reflns_obs                     2536 
_refine.ls_number_reflns_all                     ? 
_refine.pdbx_ls_sigma_I                          ? 
_refine.pdbx_ls_sigma_F                          2. 
_refine.pdbx_data_cutoff_high_absF               ? 
_refine.pdbx_data_cutoff_low_absF                ? 
_refine.pdbx_data_cutoff_high_rms_absF           ? 
_refine.ls_d_res_low                             6.1 
_refine.ls_d_res_high                            1.1 
_refine.ls_percent_reflns_obs                    70. 
_refine.ls_R_factor_obs                          0.127 
_refine.ls_R_factor_all                          ? 
_refine.ls_R_factor_R_work                       0.127 
_refine.ls_R_factor_R_free                       0.152 
_refine.ls_R_factor_R_free_error                 ? 
_refine.ls_R_factor_R_free_error_details         ? 
_refine.ls_percent_reflns_R_free                 10. 
_refine.ls_number_reflns_R_free                  245 
_refine.ls_number_parameters                     ? 
_refine.ls_number_restraints                     ? 
_refine.occupancy_min                            ? 
_refine.occupancy_max                            ? 
_refine.B_iso_mean                               7.6 
_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_ls_cross_valid_method               ? 
_refine.details                                  ? 
_refine.pdbx_starting_model                      ? 
_refine.pdbx_method_to_determine_struct          ? 
_refine.pdbx_isotropic_thermal_model             ? 
_refine.pdbx_stereochemistry_target_values       ? 
_refine.pdbx_stereochem_target_val_spec_case     ? 
_refine.pdbx_R_Free_selection_details            ? 
_refine.pdbx_overall_ESU_R                       ? 
_refine.pdbx_overall_ESU_R_Free                  ? 
_refine.overall_SU_ML                            ? 
_refine.overall_SU_B                             ? 
_refine.pdbx_refine_id                           'X-RAY DIFFRACTION' 
_refine.pdbx_diffrn_id                           1 
_refine.pdbx_TLS_residual_ADP_flag               ? 
_refine.correlation_coeff_Fo_to_Fc               ? 
_refine.correlation_coeff_Fo_to_Fc_free          ? 
_refine.pdbx_solvent_vdw_probe_radii             ? 
_refine.pdbx_solvent_ion_probe_radii             ? 
_refine.pdbx_solvent_shrinkage_radii             ? 
_refine.pdbx_overall_phase_error                 ? 
_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_analyze.entry_id                        1PEN 
_refine_analyze.Luzzati_coordinate_error_obs    0.1 
_refine_analyze.Luzzati_sigma_a_obs             ? 
_refine_analyze.Luzzati_d_res_low_obs           ? 
_refine_analyze.Luzzati_coordinate_error_free   ? 
_refine_analyze.Luzzati_sigma_a_free            ? 
_refine_analyze.Luzzati_d_res_low_free          ? 
_refine_analyze.number_disordered_residues      ? 
_refine_analyze.occupancy_sum_hydrogen          ? 
_refine_analyze.occupancy_sum_non_hydrogen      ? 
_refine_analyze.pdbx_refine_id                  'X-RAY DIFFRACTION' 
# 
_refine_hist.pdbx_refine_id                   'X-RAY DIFFRACTION' 
_refine_hist.cycle_id                         LAST 
_refine_hist.pdbx_number_atoms_protein        110 
_refine_hist.pdbx_number_atoms_nucleic_acid   0 
_refine_hist.pdbx_number_atoms_ligand         0 
_refine_hist.number_atoms_solvent             12 
_refine_hist.number_atoms_total               122 
_refine_hist.d_res_high                       1.1 
_refine_hist.d_res_low                        6.1 
# 
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                0.005 ?   ? ? '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             1.6   ?   ? ? 'X-RAY DIFFRACTION' ? 
x_angle_deg_na          ?     ?   ? ? 'X-RAY DIFFRACTION' ? 
x_angle_deg_prot        ?     ?   ? ? 'X-RAY DIFFRACTION' ? 
x_dihedral_angle_d      22.7  ?   ? ? 'X-RAY DIFFRACTION' ? 
x_dihedral_angle_d_na   ?     ?   ? ? 'X-RAY DIFFRACTION' ? 
x_dihedral_angle_d_prot ?     ?   ? ? 'X-RAY DIFFRACTION' ? 
x_improper_angle_d      1.5   ?   ? ? 'X-RAY DIFFRACTION' ? 
x_improper_angle_d_na   ?     ?   ? ? 'X-RAY DIFFRACTION' ? 
x_improper_angle_d_prot ?     ?   ? ? 'X-RAY DIFFRACTION' ? 
x_mcbond_it             ?     1.5 ? ? 'X-RAY DIFFRACTION' ? 
x_mcangle_it            ?     2.0 ? ? 'X-RAY DIFFRACTION' ? 
x_scbond_it             ?     2.0 ? ? 'X-RAY DIFFRACTION' ? 
x_scangle_it            ?     2.5 ? ? 'X-RAY DIFFRACTION' ? 
# 
_database_PDB_matrix.entry_id          1PEN 
_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 
# 
_struct.entry_id                  1PEN 
_struct.title                     'ALPHA-CONOTOXIN PNI1' 
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        1PEN 
_struct_keywords.pdbx_keywords   NEUROTOXIN 
_struct_keywords.text            'NEUROTOXIN, ACETYLCHOLINE RECEPTOR, POSTSYNAPTIC, ANTAGONIST, ACETYLCHOLINE RECEPTOR INHIBITOR' 
# 
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 2 ? 
# 
_struct_ref.id                         1 
_struct_ref.db_name                    UNP 
_struct_ref.db_code                    CXAA_CONPE 
_struct_ref.entity_id                  1 
_struct_ref.pdbx_db_accession          P50984 
_struct_ref.pdbx_align_begin           1 
_struct_ref.pdbx_seq_one_letter_code   GCCSLPPCAANNPDYC 
_struct_ref.pdbx_db_isoform            ? 
# 
_struct_ref_seq.align_id                      1 
_struct_ref_seq.ref_id                        1 
_struct_ref_seq.pdbx_PDB_id_code              1PEN 
_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                 16 
_struct_ref_seq.pdbx_seq_align_end_ins_code   ? 
_struct_ref_seq.pdbx_db_accession             P50984 
_struct_ref_seq.db_align_beg                  1 
_struct_ref_seq.pdbx_db_align_beg_ins_code    ? 
_struct_ref_seq.db_align_end                  16 
_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       16 
# 
_pdbx_struct_assembly.id                   1 
_pdbx_struct_assembly.details              author_defined_assembly 
_pdbx_struct_assembly.method_details       ? 
_pdbx_struct_assembly.oligomeric_details   monomeric 
_pdbx_struct_assembly.oligomeric_count     1 
# 
_pdbx_struct_assembly_gen.assembly_id       1 
_pdbx_struct_assembly_gen.oper_expression   1 
_pdbx_struct_assembly_gen.asym_id_list      A,B 
# 
_pdbx_struct_oper_list.id                   1 
_pdbx_struct_oper_list.type                 'identity operation' 
_pdbx_struct_oper_list.name                 1_555 
_pdbx_struct_oper_list.symmetry_operation   x,y,z 
_pdbx_struct_oper_list.matrix[1][1]         1.0000000000 
_pdbx_struct_oper_list.matrix[1][2]         0.0000000000 
_pdbx_struct_oper_list.matrix[1][3]         0.0000000000 
_pdbx_struct_oper_list.vector[1]            0.0000000000 
_pdbx_struct_oper_list.matrix[2][1]         0.0000000000 
_pdbx_struct_oper_list.matrix[2][2]         1.0000000000 
_pdbx_struct_oper_list.matrix[2][3]         0.0000000000 
_pdbx_struct_oper_list.vector[2]            0.0000000000 
_pdbx_struct_oper_list.matrix[3][1]         0.0000000000 
_pdbx_struct_oper_list.matrix[3][2]         0.0000000000 
_pdbx_struct_oper_list.matrix[3][3]         1.0000000000 
_pdbx_struct_oper_list.vector[3]            0.0000000000 
# 
_struct_biol.id   1 
# 
_struct_conf.conf_type_id            HELX_P 
_struct_conf.id                      HELX_P1 
_struct_conf.pdbx_PDB_helix_id       1 
_struct_conf.beg_label_comp_id       LEU 
_struct_conf.beg_label_asym_id       A 
_struct_conf.beg_label_seq_id        5 
_struct_conf.pdbx_beg_PDB_ins_code   ? 
_struct_conf.end_label_comp_id       ASN 
_struct_conf.end_label_asym_id       A 
_struct_conf.end_label_seq_id        11 
_struct_conf.pdbx_end_PDB_ins_code   ? 
_struct_conf.beg_auth_comp_id        LEU 
_struct_conf.beg_auth_asym_id        A 
_struct_conf.beg_auth_seq_id         5 
_struct_conf.end_auth_comp_id        ASN 
_struct_conf.end_auth_asym_id        A 
_struct_conf.end_auth_seq_id         11 
_struct_conf.pdbx_PDB_helix_class    1 
_struct_conf.details                 ? 
_struct_conf.pdbx_PDB_helix_length   7 
# 
_struct_conf_type.id          HELX_P 
_struct_conf_type.criteria    ? 
_struct_conf_type.reference   ? 
# 
loop_
_struct_conn.id 
_struct_conn.conn_type_id 
_struct_conn.pdbx_leaving_atom_flag 
_struct_conn.pdbx_PDB_id 
_struct_conn.ptnr1_label_asym_id 
_struct_conn.ptnr1_label_comp_id 
_struct_conn.ptnr1_label_seq_id 
_struct_conn.ptnr1_label_atom_id 
_struct_conn.pdbx_ptnr1_label_alt_id 
_struct_conn.pdbx_ptnr1_PDB_ins_code 
_struct_conn.pdbx_ptnr1_standard_comp_id 
_struct_conn.ptnr1_symmetry 
_struct_conn.ptnr2_label_asym_id 
_struct_conn.ptnr2_label_comp_id 
_struct_conn.ptnr2_label_seq_id 
_struct_conn.ptnr2_label_atom_id 
_struct_conn.pdbx_ptnr2_label_alt_id 
_struct_conn.pdbx_ptnr2_PDB_ins_code 
_struct_conn.ptnr1_auth_asym_id 
_struct_conn.ptnr1_auth_comp_id 
_struct_conn.ptnr1_auth_seq_id 
_struct_conn.ptnr2_auth_asym_id 
_struct_conn.ptnr2_auth_comp_id 
_struct_conn.ptnr2_auth_seq_id 
_struct_conn.ptnr2_symmetry 
_struct_conn.pdbx_ptnr3_label_atom_id 
_struct_conn.pdbx_ptnr3_label_seq_id 
_struct_conn.pdbx_ptnr3_label_comp_id 
_struct_conn.pdbx_ptnr3_label_asym_id 
_struct_conn.pdbx_ptnr3_label_alt_id 
_struct_conn.pdbx_ptnr3_PDB_ins_code 
_struct_conn.details 
_struct_conn.pdbx_dist_value 
_struct_conn.pdbx_value_order 
_struct_conn.pdbx_role 
disulf1 disulf ?    ? A CYS 2  SG ? ? ? 1_555 A CYS 8  SG ? ? A CYS 2  A CYS 8  1_555 ? ? ? ? ? ? ? 2.027 ? ? 
disulf2 disulf ?    ? A CYS 3  SG ? ? ? 1_555 A CYS 16 SG ? ? A CYS 3  A CYS 16 1_555 ? ? ? ? ? ? ? 2.029 ? ? 
covale1 covale both ? A CYS 16 C  ? ? ? 1_555 A NH2 17 N  ? ? A CYS 16 A NH2 17 1_555 ? ? ? ? ? ? ? 1.319 ? ? 
# 
loop_
_struct_conn_type.id 
_struct_conn_type.criteria 
_struct_conn_type.reference 
disulf ? ? 
covale ? ? 
# 
loop_
_pdbx_modification_feature.ordinal 
_pdbx_modification_feature.label_comp_id 
_pdbx_modification_feature.label_asym_id 
_pdbx_modification_feature.label_seq_id 
_pdbx_modification_feature.label_alt_id 
_pdbx_modification_feature.modified_residue_label_comp_id 
_pdbx_modification_feature.modified_residue_label_asym_id 
_pdbx_modification_feature.modified_residue_label_seq_id 
_pdbx_modification_feature.modified_residue_label_alt_id 
_pdbx_modification_feature.auth_comp_id 
_pdbx_modification_feature.auth_asym_id 
_pdbx_modification_feature.auth_seq_id 
_pdbx_modification_feature.PDB_ins_code 
_pdbx_modification_feature.symmetry 
_pdbx_modification_feature.modified_residue_auth_comp_id 
_pdbx_modification_feature.modified_residue_auth_asym_id 
_pdbx_modification_feature.modified_residue_auth_seq_id 
_pdbx_modification_feature.modified_residue_PDB_ins_code 
_pdbx_modification_feature.modified_residue_symmetry 
_pdbx_modification_feature.comp_id_linking_atom 
_pdbx_modification_feature.modified_residue_id_linking_atom 
_pdbx_modification_feature.modified_residue_id 
_pdbx_modification_feature.ref_pcm_id 
_pdbx_modification_feature.ref_comp_id 
_pdbx_modification_feature.type 
_pdbx_modification_feature.category 
1 NH2 A 17 ? CYS A 16 ? NH2 A 17 ? 1_555 CYS A 16 ? 1_555 .  .  CYS 11 NH2 None 'Terminal amidation' 
2 CYS A 2  ? CYS A 8  ? CYS A 2  ? 1_555 CYS A 8  ? 1_555 SG SG .   .  .   None 'Disulfide bridge'   
3 CYS A 3  ? CYS A 16 ? CYS A 3  ? 1_555 CYS A 16 ? 1_555 SG SG .   .  .   None 'Disulfide bridge'   
# 
_struct_site.id                   AC1 
_struct_site.pdbx_evidence_code   Software 
_struct_site.pdbx_auth_asym_id    A 
_struct_site.pdbx_auth_comp_id    NH2 
_struct_site.pdbx_auth_seq_id     17 
_struct_site.pdbx_auth_ins_code   ? 
_struct_site.pdbx_num_residues    2 
_struct_site.details              'BINDING SITE FOR RESIDUE NH2 A 17' 
# 
loop_
_struct_site_gen.id 
_struct_site_gen.site_id 
_struct_site_gen.pdbx_num_res 
_struct_site_gen.label_comp_id 
_struct_site_gen.label_asym_id 
_struct_site_gen.label_seq_id 
_struct_site_gen.pdbx_auth_ins_code 
_struct_site_gen.auth_comp_id 
_struct_site_gen.auth_asym_id 
_struct_site_gen.auth_seq_id 
_struct_site_gen.label_atom_id 
_struct_site_gen.label_alt_id 
_struct_site_gen.symmetry 
_struct_site_gen.details 
1 AC1 2 PRO A 13 ? PRO A 13 . ? 1_555 ? 
2 AC1 2 CYS A 16 ? CYS A 16 . ? 1_555 ? 
# 
_pdbx_entry_details.entry_id                   1PEN 
_pdbx_entry_details.compound_details           ? 
_pdbx_entry_details.source_details             ? 
_pdbx_entry_details.nonpolymer_details         ? 
_pdbx_entry_details.sequence_details           ? 
_pdbx_entry_details.has_ligand_of_interest     ? 
_pdbx_entry_details.has_protein_modification   Y 
# 
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 
ALA N    N N N 1   
ALA CA   C N S 2   
ALA C    C N N 3   
ALA O    O N N 4   
ALA CB   C N N 5   
ALA OXT  O N N 6   
ALA H    H N N 7   
ALA H2   H N N 8   
ALA HA   H N N 9   
ALA HB1  H N N 10  
ALA HB2  H N N 11  
ALA HB3  H N N 12  
ALA HXT  H N N 13  
ASN N    N N N 14  
ASN CA   C N S 15  
ASN C    C N N 16  
ASN O    O N N 17  
ASN CB   C N N 18  
ASN CG   C N N 19  
ASN OD1  O N N 20  
ASN ND2  N N N 21  
ASN OXT  O N N 22  
ASN H    H N N 23  
ASN H2   H N N 24  
ASN HA   H N N 25  
ASN HB2  H N N 26  
ASN HB3  H N N 27  
ASN HD21 H N N 28  
ASN HD22 H N N 29  
ASN HXT  H N N 30  
ASP N    N N N 31  
ASP CA   C N S 32  
ASP C    C N N 33  
ASP O    O N N 34  
ASP CB   C N N 35  
ASP CG   C N N 36  
ASP OD1  O N N 37  
ASP OD2  O N N 38  
ASP OXT  O N N 39  
ASP H    H N N 40  
ASP H2   H N N 41  
ASP HA   H N N 42  
ASP HB2  H N N 43  
ASP HB3  H N N 44  
ASP HD2  H N N 45  
ASP HXT  H N N 46  
CYS N    N N N 47  
CYS CA   C N R 48  
CYS C    C N N 49  
CYS O    O N N 50  
CYS CB   C N N 51  
CYS SG   S N N 52  
CYS OXT  O N N 53  
CYS H    H N N 54  
CYS H2   H N N 55  
CYS HA   H N N 56  
CYS HB2  H N N 57  
CYS HB3  H N N 58  
CYS HG   H N N 59  
CYS HXT  H N N 60  
GLY N    N N N 61  
GLY CA   C N N 62  
GLY C    C N N 63  
GLY O    O N N 64  
GLY OXT  O N N 65  
GLY H    H N N 66  
GLY H2   H N N 67  
GLY HA2  H N N 68  
GLY HA3  H N N 69  
GLY HXT  H N N 70  
HOH O    O N N 71  
HOH H1   H N N 72  
HOH H2   H N N 73  
LEU N    N N N 74  
LEU CA   C N S 75  
LEU C    C N N 76  
LEU O    O N N 77  
LEU CB   C N N 78  
LEU CG   C N N 79  
LEU CD1  C N N 80  
LEU CD2  C N N 81  
LEU OXT  O N N 82  
LEU H    H N N 83  
LEU H2   H N N 84  
LEU HA   H N N 85  
LEU HB2  H N N 86  
LEU HB3  H N N 87  
LEU HG   H N N 88  
LEU HD11 H N N 89  
LEU HD12 H N N 90  
LEU HD13 H N N 91  
LEU HD21 H N N 92  
LEU HD22 H N N 93  
LEU HD23 H N N 94  
LEU HXT  H N N 95  
NH2 N    N N N 96  
NH2 HN1  H N N 97  
NH2 HN2  H N N 98  
PRO N    N N N 99  
PRO CA   C N S 100 
PRO C    C N N 101 
PRO O    O N N 102 
PRO CB   C N N 103 
PRO CG   C N N 104 
PRO CD   C N N 105 
PRO OXT  O N N 106 
PRO H    H N N 107 
PRO HA   H N N 108 
PRO HB2  H N N 109 
PRO HB3  H N N 110 
PRO HG2  H N N 111 
PRO HG3  H N N 112 
PRO HD2  H N N 113 
PRO HD3  H N N 114 
PRO HXT  H N N 115 
SER N    N N N 116 
SER CA   C N S 117 
SER C    C N N 118 
SER O    O N N 119 
SER CB   C N N 120 
SER OG   O N N 121 
SER OXT  O N N 122 
SER H    H N N 123 
SER H2   H N N 124 
SER HA   H N N 125 
SER HB2  H N N 126 
SER HB3  H N N 127 
SER HG   H N N 128 
SER HXT  H N N 129 
TYR N    N N N 130 
TYR CA   C N S 131 
TYR C    C N N 132 
TYR O    O N N 133 
TYR CB   C N N 134 
TYR CG   C Y N 135 
TYR CD1  C Y N 136 
TYR CD2  C Y N 137 
TYR CE1  C Y N 138 
TYR CE2  C Y N 139 
TYR CZ   C Y N 140 
TYR OH   O N N 141 
TYR OXT  O N N 142 
TYR H    H N N 143 
TYR H2   H N N 144 
TYR HA   H N N 145 
TYR HB2  H N N 146 
TYR HB3  H N N 147 
TYR HD1  H N N 148 
TYR HD2  H N N 149 
TYR HE1  H N N 150 
TYR HE2  H N N 151 
TYR HH   H N N 152 
TYR HXT  H N N 153 
# 
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 
ALA N   CA   sing N N 1   
ALA N   H    sing N N 2   
ALA N   H2   sing N N 3   
ALA CA  C    sing N N 4   
ALA CA  CB   sing N N 5   
ALA CA  HA   sing N N 6   
ALA C   O    doub N N 7   
ALA C   OXT  sing N N 8   
ALA CB  HB1  sing N N 9   
ALA CB  HB2  sing N N 10  
ALA CB  HB3  sing N N 11  
ALA OXT HXT  sing N N 12  
ASN N   CA   sing N N 13  
ASN N   H    sing N N 14  
ASN N   H2   sing N N 15  
ASN CA  C    sing N N 16  
ASN CA  CB   sing N N 17  
ASN CA  HA   sing N N 18  
ASN C   O    doub N N 19  
ASN C   OXT  sing N N 20  
ASN CB  CG   sing N N 21  
ASN CB  HB2  sing N N 22  
ASN CB  HB3  sing N N 23  
ASN CG  OD1  doub N N 24  
ASN CG  ND2  sing N N 25  
ASN ND2 HD21 sing N N 26  
ASN ND2 HD22 sing N N 27  
ASN OXT HXT  sing N N 28  
ASP N   CA   sing N N 29  
ASP N   H    sing N N 30  
ASP N   H2   sing N N 31  
ASP CA  C    sing N N 32  
ASP CA  CB   sing N N 33  
ASP CA  HA   sing N N 34  
ASP C   O    doub N N 35  
ASP C   OXT  sing N N 36  
ASP CB  CG   sing N N 37  
ASP CB  HB2  sing N N 38  
ASP CB  HB3  sing N N 39  
ASP CG  OD1  doub N N 40  
ASP CG  OD2  sing N N 41  
ASP OD2 HD2  sing N N 42  
ASP OXT HXT  sing N N 43  
CYS N   CA   sing N N 44  
CYS N   H    sing N N 45  
CYS N   H2   sing N N 46  
CYS CA  C    sing N N 47  
CYS CA  CB   sing N N 48  
CYS CA  HA   sing N N 49  
CYS C   O    doub N N 50  
CYS C   OXT  sing N N 51  
CYS CB  SG   sing N N 52  
CYS CB  HB2  sing N N 53  
CYS CB  HB3  sing N N 54  
CYS SG  HG   sing N N 55  
CYS OXT HXT  sing N N 56  
GLY N   CA   sing N N 57  
GLY N   H    sing N N 58  
GLY N   H2   sing N N 59  
GLY CA  C    sing N N 60  
GLY CA  HA2  sing N N 61  
GLY CA  HA3  sing N N 62  
GLY C   O    doub N N 63  
GLY C   OXT  sing N N 64  
GLY OXT HXT  sing N N 65  
HOH O   H1   sing N N 66  
HOH O   H2   sing N N 67  
LEU N   CA   sing N N 68  
LEU N   H    sing N N 69  
LEU N   H2   sing N N 70  
LEU CA  C    sing N N 71  
LEU CA  CB   sing N N 72  
LEU CA  HA   sing N N 73  
LEU C   O    doub N N 74  
LEU C   OXT  sing N N 75  
LEU CB  CG   sing N N 76  
LEU CB  HB2  sing N N 77  
LEU CB  HB3  sing N N 78  
LEU CG  CD1  sing N N 79  
LEU CG  CD2  sing N N 80  
LEU CG  HG   sing N N 81  
LEU CD1 HD11 sing N N 82  
LEU CD1 HD12 sing N N 83  
LEU CD1 HD13 sing N N 84  
LEU CD2 HD21 sing N N 85  
LEU CD2 HD22 sing N N 86  
LEU CD2 HD23 sing N N 87  
LEU OXT HXT  sing N N 88  
NH2 N   HN1  sing N N 89  
NH2 N   HN2  sing N N 90  
PRO N   CA   sing N N 91  
PRO N   CD   sing N N 92  
PRO N   H    sing N N 93  
PRO CA  C    sing N N 94  
PRO CA  CB   sing N N 95  
PRO CA  HA   sing N N 96  
PRO C   O    doub N N 97  
PRO C   OXT  sing N N 98  
PRO CB  CG   sing N N 99  
PRO CB  HB2  sing N N 100 
PRO CB  HB3  sing N N 101 
PRO CG  CD   sing N N 102 
PRO CG  HG2  sing N N 103 
PRO CG  HG3  sing N N 104 
PRO CD  HD2  sing N N 105 
PRO CD  HD3  sing N N 106 
PRO OXT HXT  sing N N 107 
SER N   CA   sing N N 108 
SER N   H    sing N N 109 
SER N   H2   sing N N 110 
SER CA  C    sing N N 111 
SER CA  CB   sing N N 112 
SER CA  HA   sing N N 113 
SER C   O    doub N N 114 
SER C   OXT  sing N N 115 
SER CB  OG   sing N N 116 
SER CB  HB2  sing N N 117 
SER CB  HB3  sing N N 118 
SER OG  HG   sing N N 119 
SER OXT HXT  sing N N 120 
TYR N   CA   sing N N 121 
TYR N   H    sing N N 122 
TYR N   H2   sing N N 123 
TYR CA  C    sing N N 124 
TYR CA  CB   sing N N 125 
TYR CA  HA   sing N N 126 
TYR C   O    doub N N 127 
TYR C   OXT  sing N N 128 
TYR CB  CG   sing N N 129 
TYR CB  HB2  sing N N 130 
TYR CB  HB3  sing N N 131 
TYR CG  CD1  doub Y N 132 
TYR CG  CD2  sing Y N 133 
TYR CD1 CE1  sing Y N 134 
TYR CD1 HD1  sing N N 135 
TYR CD2 CE2  doub Y N 136 
TYR CD2 HD2  sing N N 137 
TYR CE1 CZ   doub Y N 138 
TYR CE1 HE1  sing N N 139 
TYR CE2 CZ   sing Y N 140 
TYR CE2 HE2  sing N N 141 
TYR CZ  OH   sing N N 142 
TYR OH  HH   sing N N 143 
TYR OXT HXT  sing N N 144 
# 
_atom_sites.entry_id                    1PEN 
_atom_sites.fract_transf_matrix[1][1]   0.066667 
_atom_sites.fract_transf_matrix[1][2]   0.000000 
_atom_sites.fract_transf_matrix[1][3]   0.028849 
_atom_sites.fract_transf_matrix[2][1]   0.000000 
_atom_sites.fract_transf_matrix[2][2]   0.050505 
_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]   0.066037 
_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 
N 
O 
S 
# 
loop_
_atom_site.group_PDB 
_atom_site.id 
_atom_site.type_symbol 
_atom_site.label_atom_id 
_atom_site.label_alt_id 
_atom_site.label_comp_id 
_atom_site.label_asym_id 
_atom_site.label_entity_id 
_atom_site.label_seq_id 
_atom_site.pdbx_PDB_ins_code 
_atom_site.Cartn_x 
_atom_site.Cartn_y 
_atom_site.Cartn_z 
_atom_site.occupancy 
_atom_site.B_iso_or_equiv 
_atom_site.pdbx_formal_charge 
_atom_site.auth_seq_id 
_atom_site.auth_comp_id 
_atom_site.auth_asym_id 
_atom_site.auth_atom_id 
_atom_site.pdbx_PDB_model_num 
ATOM   1   N N   . GLY A 1 1  ? -4.788 -8.935  3.453  1.00 11.53 ? 1  GLY A N   1 
ATOM   2   C CA  . GLY A 1 1  ? -4.218 -10.294 3.312  1.00 9.54  ? 1  GLY A CA  1 
ATOM   3   C C   . GLY A 1 1  ? -3.815 -10.534 1.870  1.00 8.53  ? 1  GLY A C   1 
ATOM   4   O O   . GLY A 1 1  ? -4.276 -9.836  0.965  1.00 7.01  ? 1  GLY A O   1 
ATOM   5   N N   . CYS A 1 2  ? -3.045 -11.594 1.654  1.00 7.14  ? 2  CYS A N   1 
ATOM   6   C CA  . CYS A 1 2  ? -2.531 -11.945 0.337  1.00 7.39  ? 2  CYS A CA  1 
ATOM   7   C C   . CYS A 1 2  ? -3.485 -11.922 -0.844 1.00 7.12  ? 2  CYS A C   1 
ATOM   8   O O   . CYS A 1 2  ? -3.228 -11.263 -1.853 1.00 6.44  ? 2  CYS A O   1 
ATOM   9   C CB  . CYS A 1 2  ? -1.895 -13.333 0.377  1.00 7.78  ? 2  CYS A CB  1 
ATOM   10  S SG  . CYS A 1 2  ? -1.016 -13.752 -1.158 1.00 7.15  ? 2  CYS A SG  1 
ATOM   11  N N   . CYS A 1 3  ? -4.598 -12.627 -0.709 1.00 6.77  ? 3  CYS A N   1 
ATOM   12  C CA  . CYS A 1 3  ? -5.522 -12.758 -1.819 1.00 5.78  ? 3  CYS A CA  1 
ATOM   13  C C   . CYS A 1 3  ? -6.265 -11.517 -2.287 1.00 6.25  ? 3  CYS A C   1 
ATOM   14  O O   . CYS A 1 3  ? -6.832 -11.513 -3.382 1.00 8.04  ? 3  CYS A O   1 
ATOM   15  C CB  . CYS A 1 3  ? -6.440 -13.958 -1.589 1.00 6.91  ? 3  CYS A CB  1 
ATOM   16  S SG  . CYS A 1 3  ? -5.492 -15.451 -1.114 1.00 7.26  ? 3  CYS A SG  1 
ATOM   17  N N   . SER A 1 4  ? -6.250 -10.459 -1.486 1.00 5.30  ? 4  SER A N   1 
ATOM   18  C CA  . SER A 1 4  ? -6.894 -9.212  -1.885 1.00 5.98  ? 4  SER A CA  1 
ATOM   19  C C   . SER A 1 4  ? -5.844 -8.212  -2.374 1.00 6.96  ? 4  SER A C   1 
ATOM   20  O O   . SER A 1 4  ? -6.186 -7.135  -2.861 1.00 7.43  ? 4  SER A O   1 
ATOM   21  C CB  . SER A 1 4  ? -7.689 -8.607  -0.725 1.00 6.48  ? 4  SER A CB  1 
ATOM   22  O OG  . SER A 1 4  ? -6.867 -8.391  0.407  1.00 9.47  ? 4  SER A OG  1 
ATOM   23  N N   . LEU A 1 5  ? -4.571 -8.588  -2.268 1.00 6.21  ? 5  LEU A N   1 
ATOM   24  C CA  . LEU A 1 5  ? -3.462 -7.731  -2.674 1.00 5.71  ? 5  LEU A CA  1 
ATOM   25  C C   . LEU A 1 5  ? -2.913 -8.251  -4.009 1.00 6.68  ? 5  LEU A C   1 
ATOM   26  O O   . LEU A 1 5  ? -2.301 -9.319  -4.057 1.00 5.56  ? 5  LEU A O   1 
ATOM   27  C CB  . LEU A 1 5  ? -2.382 -7.768  -1.587 1.00 6.43  ? 5  LEU A CB  1 
ATOM   28  C CG  . LEU A 1 5  ? -1.245 -6.754  -1.679 1.00 7.96  ? 5  LEU A CG  1 
ATOM   29  C CD1 . LEU A 1 5  ? -1.779 -5.341  -1.469 1.00 9.87  ? 5  LEU A CD1 1 
ATOM   30  C CD2 . LEU A 1 5  ? -0.201 -7.095  -0.634 1.00 8.32  ? 5  LEU A CD2 1 
ATOM   31  N N   . PRO A 1 6  ? -3.086 -7.483  -5.102 1.00 6.42  ? 6  PRO A N   1 
ATOM   32  C CA  . PRO A 1 6  ? -2.609 -7.902  -6.428 1.00 6.46  ? 6  PRO A CA  1 
ATOM   33  C C   . PRO A 1 6  ? -1.248 -8.613  -6.547 1.00 6.49  ? 6  PRO A C   1 
ATOM   34  O O   . PRO A 1 6  ? -1.190 -9.743  -7.037 1.00 5.90  ? 6  PRO A O   1 
ATOM   35  C CB  . PRO A 1 6  ? -2.688 -6.611  -7.248 1.00 7.88  ? 6  PRO A CB  1 
ATOM   36  C CG  . PRO A 1 6  ? -3.889 -5.937  -6.670 1.00 7.23  ? 6  PRO A CG  1 
ATOM   37  C CD  . PRO A 1 6  ? -3.725 -6.153  -5.170 1.00 7.00  ? 6  PRO A CD  1 
ATOM   38  N N   . PRO A 1 7  ? -0.151 -7.996  -6.061 1.00 6.55  ? 7  PRO A N   1 
ATOM   39  C CA  . PRO A 1 7  ? 1.159  -8.658  -6.168 1.00 7.60  ? 7  PRO A CA  1 
ATOM   40  C C   . PRO A 1 7  ? 1.212  -10.008 -5.457 1.00 7.52  ? 7  PRO A C   1 
ATOM   41  O O   . PRO A 1 7  ? 1.865  -10.943 -5.926 1.00 8.71  ? 7  PRO A O   1 
ATOM   42  C CB  . PRO A 1 7  ? 2.110  -7.674  -5.479 1.00 9.70  ? 7  PRO A CB  1 
ATOM   43  C CG  . PRO A 1 7  ? 1.418  -6.369  -5.569 1.00 13.31 ? 7  PRO A CG  1 
ATOM   44  C CD  . PRO A 1 7  ? -0.030 -6.693  -5.388 1.00 7.23  ? 7  PRO A CD  1 
ATOM   45  N N   . CYS A 1 8  ? 0.552  -10.100 -4.309 1.00 5.20  ? 8  CYS A N   1 
ATOM   46  C CA  . CYS A 1 8  ? 0.568  -11.342 -3.556 1.00 5.50  ? 8  CYS A CA  1 
ATOM   47  C C   . CYS A 1 8  ? -0.270 -12.440 -4.197 1.00 5.94  ? 8  CYS A C   1 
ATOM   48  O O   . CYS A 1 8  ? 0.191  -13.579 -4.334 1.00 5.96  ? 8  CYS A O   1 
ATOM   49  C CB  . CYS A 1 8  ? 0.125  -11.116 -2.116 1.00 5.09  ? 8  CYS A CB  1 
ATOM   50  S SG  . CYS A 1 8  ? 0.590  -12.519 -1.057 1.00 5.87  ? 8  CYS A SG  1 
ATOM   51  N N   . ALA A 1 9  ? -1.487 -12.093 -4.614 1.00 5.58  ? 9  ALA A N   1 
ATOM   52  C CA  . ALA A 1 9  ? -2.383 -13.056 -5.242 1.00 4.89  ? 9  ALA A CA  1 
ATOM   53  C C   . ALA A 1 9  ? -1.741 -13.669 -6.485 1.00 6.15  ? 9  ALA A C   1 
ATOM   54  O O   . ALA A 1 9  ? -1.759 -14.890 -6.660 1.00 7.07  ? 9  ALA A O   1 
ATOM   55  C CB  . ALA A 1 9  ? -3.705 -12.389 -5.599 1.00 6.32  ? 9  ALA A CB  1 
ATOM   56  N N   . ALA A 1 10 ? -1.130 -12.828 -7.317 1.00 6.41  ? 10 ALA A N   1 
ATOM   57  C CA  . ALA A 1 10 ? -0.485 -13.292 -8.545 1.00 9.11  ? 10 ALA A CA  1 
ATOM   58  C C   . ALA A 1 10 ? 0.718  -14.194 -8.289 1.00 9.35  ? 10 ALA A C   1 
ATOM   59  O O   . ALA A 1 10 ? 1.029  -15.069 -9.098 1.00 10.00 ? 10 ALA A O   1 
ATOM   60  C CB  . ALA A 1 10 ? -0.077 -12.104 -9.407 1.00 9.63  ? 10 ALA A CB  1 
ATOM   61  N N   . ASN A 1 11 ? 1.409  -13.970 -7.178 1.00 8.40  ? 11 ASN A N   1 
ATOM   62  C CA  . ASN A 1 11 ? 2.576  -14.781 -6.849 1.00 9.66  ? 11 ASN A CA  1 
ATOM   63  C C   . ASN A 1 11 ? 2.236  -16.043 -6.076 1.00 8.14  ? 11 ASN A C   1 
ATOM   64  O O   . ASN A 1 11 ? 3.090  -16.910 -5.879 1.00 8.69  ? 11 ASN A O   1 
ATOM   65  C CB  . ASN A 1 11 ? 3.607  -13.958 -6.079 1.00 15.51 ? 11 ASN A CB  1 
ATOM   66  C CG  . ASN A 1 11 ? 4.322  -12.960 -6.965 1.00 23.18 ? 11 ASN A CG  1 
ATOM   67  O OD1 . ASN A 1 11 ? 4.680  -13.268 -8.099 1.00 30.20 ? 11 ASN A OD1 1 
ATOM   68  N ND2 . ASN A 1 11 ? 4.504  -11.749 -6.465 1.00 28.53 ? 11 ASN A ND2 1 
ATOM   69  N N   . ASN A 1 12 ? 0.976  -16.168 -5.665 1.00 5.79  ? 12 ASN A N   1 
ATOM   70  C CA  . ASN A 1 12 ? 0.547  -17.331 -4.904 1.00 5.88  ? 12 ASN A CA  1 
ATOM   71  C C   . ASN A 1 12 ? -0.778 -17.886 -5.410 1.00 6.53  ? 12 ASN A C   1 
ATOM   72  O O   . ASN A 1 12 ? -1.734 -18.023 -4.646 1.00 5.53  ? 12 ASN A O   1 
ATOM   73  C CB  . ASN A 1 12 ? 0.440  -16.968 -3.422 1.00 5.87  ? 12 ASN A CB  1 
ATOM   74  C CG  . ASN A 1 12 ? 1.775  -16.573 -2.829 1.00 7.58  ? 12 ASN A CG  1 
ATOM   75  O OD1 . ASN A 1 12 ? 2.609  -17.432 -2.538 1.00 8.77  ? 12 ASN A OD1 1 
ATOM   76  N ND2 . ASN A 1 12 ? 2.007  -15.274 -2.691 1.00 6.99  ? 12 ASN A ND2 1 
ATOM   77  N N   . PRO A 1 13 ? -0.840 -18.260 -6.701 1.00 5.71  ? 13 PRO A N   1 
ATOM   78  C CA  . PRO A 1 13 ? -2.078 -18.804 -7.265 1.00 6.46  ? 13 PRO A CA  1 
ATOM   79  C C   . PRO A 1 13 ? -2.481 -20.123 -6.611 1.00 6.68  ? 13 PRO A C   1 
ATOM   80  O O   . PRO A 1 13 ? -3.653 -20.476 -6.593 1.00 7.33  ? 13 PRO A O   1 
ATOM   81  C CB  . PRO A 1 13 ? -1.733 -18.977 -8.745 1.00 7.80  ? 13 PRO A CB  1 
ATOM   82  C CG  . PRO A 1 13 ? -0.264 -19.256 -8.722 1.00 7.95  ? 13 PRO A CG  1 
ATOM   83  C CD  . PRO A 1 13 ? 0.241  -18.262 -7.705 1.00 6.94  ? 13 PRO A CD  1 
ATOM   84  N N   . ASP A 1 14 ? -1.501 -20.853 -6.089 1.00 7.13  ? 14 ASP A N   1 
ATOM   85  C CA  . ASP A 1 14 ? -1.768 -22.120 -5.416 1.00 6.21  ? 14 ASP A CA  1 
ATOM   86  C C   . ASP A 1 14 ? -2.589 -21.931 -4.141 1.00 6.66  ? 14 ASP A C   1 
ATOM   87  O O   . ASP A 1 14 ? -3.455 -22.746 -3.820 1.00 8.88  ? 14 ASP A O   1 
ATOM   88  C CB  . ASP A 1 14 ? -0.459 -22.877 -5.123 1.00 7.33  ? 14 ASP A CB  1 
ATOM   89  C CG  . ASP A 1 14 ? 0.598  -22.027 -4.405 1.00 8.49  ? 14 ASP A CG  1 
ATOM   90  O OD1 . ASP A 1 14 ? 0.665  -20.792 -4.592 1.00 10.32 ? 14 ASP A OD1 1 
ATOM   91  O OD2 . ASP A 1 14 ? 1.412  -22.625 -3.675 1.00 9.36  ? 14 ASP A OD2 1 
ATOM   92  N N   . TYR A 1 15 ? -2.323 -20.848 -3.418 1.00 5.79  ? 15 TYR A N   1 
ATOM   93  C CA  . TYR A 1 15 ? -3.051 -20.573 -2.186 1.00 5.75  ? 15 TYR A CA  1 
ATOM   94  C C   . TYR A 1 15 ? -4.349 -19.797 -2.418 1.00 4.82  ? 15 TYR A C   1 
ATOM   95  O O   . TYR A 1 15 ? -5.399 -20.146 -1.866 1.00 6.39  ? 15 TYR A O   1 
ATOM   96  C CB  . TYR A 1 15 ? -2.167 -19.803 -1.202 1.00 6.04  ? 15 TYR A CB  1 
ATOM   97  C CG  . TYR A 1 15 ? -2.886 -19.425 0.074  1.00 5.71  ? 15 TYR A CG  1 
ATOM   98  C CD1 . TYR A 1 15 ? -3.339 -20.408 0.953  1.00 6.20  ? 15 TYR A CD1 1 
ATOM   99  C CD2 . TYR A 1 15 ? -3.126 -18.091 0.397  1.00 6.01  ? 15 TYR A CD2 1 
ATOM   100 C CE1 . TYR A 1 15 ? -4.010 -20.076 2.123  1.00 6.53  ? 15 TYR A CE1 1 
ATOM   101 C CE2 . TYR A 1 15 ? -3.801 -17.746 1.574  1.00 7.33  ? 15 TYR A CE2 1 
ATOM   102 C CZ  . TYR A 1 15 ? -4.238 -18.748 2.429  1.00 6.86  ? 15 TYR A CZ  1 
ATOM   103 O OH  . TYR A 1 15 ? -4.910 -18.434 3.589  1.00 8.76  ? 15 TYR A OH  1 
ATOM   104 N N   . CYS A 1 16 ? -4.268 -18.747 -3.228 1.00 4.90  ? 16 CYS A N   1 
ATOM   105 C CA  . CYS A 1 16 ? -5.412 -17.886 -3.502 1.00 6.31  ? 16 CYS A CA  1 
ATOM   106 C C   . CYS A 1 16 ? -6.399 -18.412 -4.535 1.00 6.50  ? 16 CYS A C   1 
ATOM   107 O O   . CYS A 1 16 ? -7.570 -17.975 -4.499 1.00 8.67  ? 16 CYS A O   1 
ATOM   108 C CB  . CYS A 1 16 ? -4.925 -16.490 -3.891 1.00 5.14  ? 16 CYS A CB  1 
ATOM   109 S SG  . CYS A 1 16 ? -4.058 -15.631 -2.538 1.00 6.52  ? 16 CYS A SG  1 
HETATM 110 N N   . NH2 A 1 17 ? -5.978 -19.313 -5.402 1.00 5.72  ? 17 NH2 A N   1 
HETATM 111 O O   . HOH B 2 .  ? -5.717 -22.380 -0.096 1.00 14.35 ? 18 HOH A O   1 
HETATM 112 O O   . HOH B 2 .  ? 3.723  -23.965 -3.804 1.00 11.74 ? 19 HOH A O   1 
HETATM 113 O O   . HOH B 2 .  ? -8.958 -16.234 -6.170 1.00 28.72 ? 20 HOH A O   1 
HETATM 114 O O   . HOH B 2 .  ? -6.911 -13.991 -5.780 1.00 22.90 ? 21 HOH A O   1 
HETATM 115 O O   . HOH B 2 .  ? -9.148 -12.458 -4.476 1.00 21.69 ? 22 HOH A O   1 
HETATM 116 O O   . HOH B 2 .  ? -9.112 -16.272 -2.414 1.00 24.45 ? 23 HOH A O   1 
HETATM 117 O O   . HOH B 2 .  ? -8.723 -6.144  -3.633 1.00 11.04 ? 24 HOH A O   1 
HETATM 118 O O   . HOH B 2 .  ? -7.992 -20.532 -2.309 1.00 13.30 ? 25 HOH A O   1 
HETATM 119 O O   . HOH B 2 .  ? 3.391  -10.270 -8.682 1.00 30.08 ? 26 HOH A O   1 
HETATM 120 O O   . HOH B 2 .  ? -9.227 -23.360 -1.891 1.00 11.10 ? 27 HOH A O   1 
HETATM 121 O O   . HOH B 2 .  ? -5.960 -23.871 -2.797 1.00 20.93 ? 28 HOH A O   1 
HETATM 122 O O   . HOH B 2 .  ? -4.680 -23.713 2.070  1.00 14.55 ? 29 HOH A O   1 
#