data_1LB7 # _entry.id 1LB7 # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.355 _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 1LB7 pdb_00001lb7 10.2210/pdb1lb7/pdb RCSB RCSB015807 ? ? WWPDB D_1000015807 ? ? # _pdbx_database_status.status_code REL _pdbx_database_status.entry_id 1LB7 _pdbx_database_status.recvd_initial_deposition_date 2002-04-02 _pdbx_database_status.deposit_site RCSB _pdbx_database_status.process_site RCSB _pdbx_database_status.status_code_mr REL _pdbx_database_status.SG_entry . _pdbx_database_status.pdb_format_compatible Y _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 'Deshayes, K.' 1 'Schaffer, M.L.' 2 'Skelton, N.J.' 3 'Nakamura, G.R.' 4 'Kadkhodayan, S.' 5 'Sidhu, S.S.' 6 # _citation.id primary _citation.title ;Rapid identification of small binding motifs with high-throughput phage display: discovery of peptidic antagonists of IGF-1 function. ; _citation.journal_abbrev Chem.Biol. _citation.journal_volume 9 _citation.page_first 495 _citation.page_last 505 _citation.year 2002 _citation.journal_id_ASTM CBOLE2 _citation.country UK _citation.journal_id_ISSN 1074-5521 _citation.journal_id_CSD 2050 _citation.book_publisher ? _citation.pdbx_database_id_PubMed 11983338 _citation.pdbx_database_id_DOI '10.1016/S1074-5521(02)00129-1' # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Deshayes, K.' 1 ? primary 'Schaffer, M.L.' 2 ? primary 'Skelton, N.J.' 3 ? primary 'Nakamura, G.R.' 4 ? primary 'Kadkhodayan, S.' 5 ? primary 'Sidhu, S.S.' 6 ? # _entity.id 1 _entity.type polymer _entity.src_method syn _entity.pdbx_description 'IGF-1 ANTAGONIST F1-1' _entity.formula_weight 1879.216 _entity.pdbx_number_of_molecules 1 _entity.pdbx_ec ? _entity.pdbx_mutation ? _entity.pdbx_fragment ? _entity.details ? # _entity_poly.entity_id 1 _entity_poly.type 'polypeptide(L)' _entity_poly.nstd_linkage no _entity_poly.nstd_monomer no _entity_poly.pdbx_seq_one_letter_code RNCFESVAALRRCMYG _entity_poly.pdbx_seq_one_letter_code_can RNCFESVAALRRCMYG _entity_poly.pdbx_strand_id A _entity_poly.pdbx_target_identifier ? # loop_ _entity_poly_seq.entity_id _entity_poly_seq.num _entity_poly_seq.mon_id _entity_poly_seq.hetero 1 1 ARG n 1 2 ASN n 1 3 CYS n 1 4 PHE n 1 5 GLU n 1 6 SER n 1 7 VAL n 1 8 ALA n 1 9 ALA n 1 10 LEU n 1 11 ARG n 1 12 ARG n 1 13 CYS n 1 14 MET n 1 15 TYR n 1 16 GLY n # _pdbx_entity_src_syn.entity_id 1 _pdbx_entity_src_syn.pdbx_src_id 1 _pdbx_entity_src_syn.pdbx_alt_source_flag sample _pdbx_entity_src_syn.pdbx_beg_seq_num ? _pdbx_entity_src_syn.pdbx_end_seq_num ? _pdbx_entity_src_syn.organism_scientific ? _pdbx_entity_src_syn.organism_common_name ? _pdbx_entity_src_syn.ncbi_taxonomy_id ? _pdbx_entity_src_syn.details 'De novo sequence derived from phage display library' # _struct_ref.id 1 _struct_ref.entity_id 1 _struct_ref.db_name PDB _struct_ref.db_code 1LB7 _struct_ref.pdbx_db_accession 1LB7 _struct_ref.pdbx_db_isoform ? _struct_ref.pdbx_seq_one_letter_code ? _struct_ref.pdbx_align_begin ? # _struct_ref_seq.align_id 1 _struct_ref_seq.ref_id 1 _struct_ref_seq.pdbx_PDB_id_code 1LB7 _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 1LB7 _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 # 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 CYS 'L-peptide linking' y CYSTEINE ? 'C3 H7 N O2 S' 121.158 GLU 'L-peptide linking' y 'GLUTAMIC ACID' ? 'C5 H9 N O4' 147.129 GLY 'peptide linking' y GLYCINE ? 'C2 H5 N O2' 75.067 LEU 'L-peptide linking' y LEUCINE ? 'C6 H13 N O2' 131.173 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 SER 'L-peptide linking' y SERINE ? 'C3 H7 N O3' 105.093 TYR 'L-peptide linking' y TYROSINE ? 'C9 H11 N O3' 181.189 VAL 'L-peptide linking' y VALINE ? 'C5 H11 N O2' 117.146 # loop_ _pdbx_nmr_exptl.experiment_id _pdbx_nmr_exptl.solution_id _pdbx_nmr_exptl.conditions_id _pdbx_nmr_exptl.type 1 1 1 DQF-COSY 2 1 1 2D-ROESY 3 2 1 COSY-35 4 2 1 2D-ROESY 5 2 1 1H-13C-HSQC # _pdbx_nmr_exptl_sample_conditions.conditions_id 1 _pdbx_nmr_exptl_sample_conditions.temperature 303 _pdbx_nmr_exptl_sample_conditions.pressure atm _pdbx_nmr_exptl_sample_conditions.pH 5.1 _pdbx_nmr_exptl_sample_conditions.ionic_strength 0 _pdbx_nmr_exptl_sample_conditions.pressure_units ? _pdbx_nmr_exptl_sample_conditions.temperature_units K # loop_ _pdbx_nmr_sample_details.solution_id _pdbx_nmr_sample_details.contents _pdbx_nmr_sample_details.solvent_system 1 '5.0 mM igf-f1-1 90%, H2O, 10% D2O, pH 5.1' H2O 2 '5.0 mM igf-f1-f, 100% D2O, pH* 5.1' D2O # loop_ _pdbx_nmr_spectrometer.spectrometer_id _pdbx_nmr_spectrometer.type _pdbx_nmr_spectrometer.manufacturer _pdbx_nmr_spectrometer.model _pdbx_nmr_spectrometer.field_strength 1 ? Bruker DRX 500 2 ? Bruker DRX 600 # _pdbx_nmr_refine.entry_id 1LB7 _pdbx_nmr_refine.method 'distance geometry, molecular dynamics' _pdbx_nmr_refine.details ;The structures are based on 91 distance restraints and 26 dihedral angle restraints. None of the final structures have violations > 0.07A or 1.0 degrees. The mean rmsd to the mean coordinates for heavy atoms of residues Cys3 to Tyr15 is 0.31+/-0.06 A. ; _pdbx_nmr_refine.software_ordinal 1 # _pdbx_nmr_details.entry_id 1LB7 _pdbx_nmr_details.text ;This structure was determined using standard 2D homonuclear techniques to generate distance (ROESY) and dihederal angle (DQF-COSY, COSY-35)restraints. Additional dihedral angle restraints were derived from chemical shift information using the program TALOS ; # _pdbx_nmr_ensemble.entry_id 1LB7 _pdbx_nmr_ensemble.conformers_calculated_total_number 80 _pdbx_nmr_ensemble.conformers_submitted_total_number 20 _pdbx_nmr_ensemble.conformer_selection_criteria 'structures with the least restraint violations' _pdbx_nmr_ensemble.average_constraints_per_residue ? _pdbx_nmr_ensemble.average_constraint_violations_per_residue ? _pdbx_nmr_ensemble.maximum_distance_constraint_violation ? _pdbx_nmr_ensemble.average_distance_constraint_violation ? _pdbx_nmr_ensemble.maximum_upper_distance_constraint_violation ? _pdbx_nmr_ensemble.maximum_lower_distance_constraint_violation ? _pdbx_nmr_ensemble.distance_constraint_violation_method ? _pdbx_nmr_ensemble.maximum_torsion_angle_constraint_violation ? _pdbx_nmr_ensemble.average_torsion_angle_constraint_violation ? _pdbx_nmr_ensemble.torsion_angle_constraint_violation_method ? # _pdbx_nmr_representative.entry_id 1LB7 _pdbx_nmr_representative.conformer_id 1 _pdbx_nmr_representative.selection_criteria 'closest to the average,fewest violations,lowest energy,minimized average structure' # loop_ _pdbx_nmr_software.name _pdbx_nmr_software.version _pdbx_nmr_software.classification _pdbx_nmr_software.authors _pdbx_nmr_software.ordinal DGII v98.0 refinement Havel 1 Discover v98.0 refinement Accelrys 2 TALOS 'Feb 2000' refinement 'Delaglio & Bax' 3 # _exptl.entry_id 1LB7 _exptl.method 'SOLUTION NMR' _exptl.crystals_number ? # _exptl_crystal.id 1 _exptl_crystal.density_meas ? _exptl_crystal.density_Matthews ? _exptl_crystal.density_percent_sol ? _exptl_crystal.description ? # _diffrn.id 1 _diffrn.crystal_id 1 _diffrn.ambient_temp ? _diffrn.ambient_temp_details ? # _diffrn_radiation.diffrn_id 1 _diffrn_radiation.wavelength_id 1 _diffrn_radiation.pdbx_monochromatic_or_laue_m_l M _diffrn_radiation.monochromator ? _diffrn_radiation.pdbx_diffrn_protocol 'SINGLE WAVELENGTH' _diffrn_radiation.pdbx_scattering_type ? # _diffrn_radiation_wavelength.id 1 _diffrn_radiation_wavelength.wavelength . _diffrn_radiation_wavelength.wt 1.0 # _struct.entry_id 1LB7 _struct.title 'IGF-F1-1, A PEPTIDE ANTAGONIST OF IGF-1' _struct.pdbx_model_details ? _struct.pdbx_CASP_flag ? _struct.pdbx_model_type_details ? # _struct_keywords.entry_id 1LB7 _struct_keywords.pdbx_keywords 'DE NOVO PROTEIN' _struct_keywords.text 'loop-helix, disulfide, DE NOVO PROTEIN' # _struct_asym.id A _struct_asym.pdbx_blank_PDB_chainid_flag N _struct_asym.pdbx_modified N _struct_asym.entity_id 1 _struct_asym.details ? # _struct_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 SER _struct_conf.beg_label_asym_id A _struct_conf.beg_label_seq_id 6 _struct_conf.pdbx_beg_PDB_ins_code ? _struct_conf.end_label_comp_id GLY _struct_conf.end_label_asym_id A _struct_conf.end_label_seq_id 16 _struct_conf.pdbx_end_PDB_ins_code ? _struct_conf.beg_auth_comp_id SER _struct_conf.beg_auth_asym_id A _struct_conf.beg_auth_seq_id 6 _struct_conf.end_auth_comp_id GLY _struct_conf.end_auth_asym_id A _struct_conf.end_auth_seq_id 16 _struct_conf.pdbx_PDB_helix_class 1 _struct_conf.details ? _struct_conf.pdbx_PDB_helix_length 11 # _struct_conf_type.id HELX_P _struct_conf_type.criteria ? _struct_conf_type.reference ? # _struct_conn.id disulf1 _struct_conn.conn_type_id disulf _struct_conn.pdbx_leaving_atom_flag ? _struct_conn.pdbx_PDB_id ? _struct_conn.ptnr1_label_asym_id A _struct_conn.ptnr1_label_comp_id CYS _struct_conn.ptnr1_label_seq_id 3 _struct_conn.ptnr1_label_atom_id SG _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 1_555 _struct_conn.ptnr2_label_asym_id A _struct_conn.ptnr2_label_comp_id CYS _struct_conn.ptnr2_label_seq_id 13 _struct_conn.ptnr2_label_atom_id SG _struct_conn.pdbx_ptnr2_label_alt_id ? _struct_conn.pdbx_ptnr2_PDB_ins_code ? _struct_conn.ptnr1_auth_asym_id A _struct_conn.ptnr1_auth_comp_id CYS _struct_conn.ptnr1_auth_seq_id 3 _struct_conn.ptnr2_auth_asym_id A _struct_conn.ptnr2_auth_comp_id CYS _struct_conn.ptnr2_auth_seq_id 13 _struct_conn.ptnr2_symmetry 1_555 _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 2.038 _struct_conn.pdbx_value_order ? _struct_conn.pdbx_role ? # _struct_conn_type.id disulf _struct_conn_type.criteria ? _struct_conn_type.reference ? # _database_PDB_matrix.entry_id 1LB7 _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 1LB7 _atom_sites.fract_transf_matrix[1][1] 1.000000 _atom_sites.fract_transf_matrix[1][2] 0.000000 _atom_sites.fract_transf_matrix[1][3] 0.000000 _atom_sites.fract_transf_matrix[2][1] 0.000000 _atom_sites.fract_transf_matrix[2][2] 1.000000 _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] 1.000000 _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 ARG 1 1 1 ARG ARG A . n A 1 2 ASN 2 2 2 ASN ASN A . n A 1 3 CYS 3 3 3 CYS CYS A . n A 1 4 PHE 4 4 4 PHE PHE A . n A 1 5 GLU 5 5 5 GLU GLU A . n A 1 6 SER 6 6 6 SER SER A . n A 1 7 VAL 7 7 7 VAL VAL A . n A 1 8 ALA 8 8 8 ALA ALA A . n A 1 9 ALA 9 9 9 ALA ALA A . n A 1 10 LEU 10 10 10 LEU LEU A . n A 1 11 ARG 11 11 11 ARG ARG A . n A 1 12 ARG 12 12 12 ARG ARG A . n A 1 13 CYS 13 13 13 CYS CYS A . n A 1 14 MET 14 14 14 MET MET A . n A 1 15 TYR 15 15 15 TYR TYR A . n A 1 16 GLY 16 16 16 GLY GLY A . n # _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 # _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 # 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 2002-06-19 2 'Structure model' 1 1 2008-04-28 3 'Structure model' 1 2 2011-07-13 4 'Structure model' 1 3 2022-02-23 # _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' # 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' database_2 2 4 'Structure model' pdbx_nmr_software 3 4 'Structure model' pdbx_struct_assembly 4 4 'Structure model' pdbx_struct_oper_list # 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' '_pdbx_nmr_software.name' # 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 2 TYR A 15 ? ? -86.67 40.75 2 5 GLU A 5 ? ? -128.68 -71.67 3 6 GLU A 5 ? ? -146.42 -51.67 4 6 TYR A 15 ? ? -93.82 55.65 5 7 TYR A 15 ? ? -96.73 49.56 6 8 ASN A 2 ? ? -80.72 48.57 7 12 TYR A 15 ? ? -94.80 49.25 8 13 PHE A 4 ? ? -89.38 47.54 9 15 GLU A 5 ? ? -150.18 -38.52 10 16 PHE A 4 ? ? -142.87 50.17 11 16 TYR A 15 ? ? -85.83 46.53 12 18 TYR A 15 ? ? -100.26 68.39 13 19 PHE A 4 ? ? -144.25 51.52 # loop_ _pdbx_validate_planes.id _pdbx_validate_planes.PDB_model_num _pdbx_validate_planes.auth_comp_id _pdbx_validate_planes.auth_asym_id _pdbx_validate_planes.auth_seq_id _pdbx_validate_planes.PDB_ins_code _pdbx_validate_planes.label_alt_id _pdbx_validate_planes.rmsd _pdbx_validate_planes.type 1 3 PHE A 4 ? ? 0.075 'SIDE CHAIN' 2 3 TYR A 15 ? ? 0.069 'SIDE CHAIN' 3 17 TYR A 15 ? ? 0.083 'SIDE CHAIN' 4 18 TYR A 15 ? ? 0.082 'SIDE CHAIN' #