data_1TKQ
# 
_entry.id   1TKQ 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.315 
_audit_conform.dict_location   http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 
# 
loop_
_database_2.database_id 
_database_2.database_code 
PDB   1TKQ         
RCSB  RCSB022727   
WWPDB D_1000022727 
# 
loop_
_pdbx_database_related.db_name 
_pdbx_database_related.db_id 
_pdbx_database_related.content_type 
_pdbx_database_related.details 
PDB 1TK2 unspecified 'CRYSTAL STRUCTURE OF GRAMICIDIN S COMPLEXED WITH ALKALINE PROTEINASE SAVINASE'                       
PDB 2XDC unspecified 'CRYSTAL STRUCTURE OF GRAMICIDIN A FROM CRYSTALS GROWN IN A LIPID CUBIC PHASE.'                       
PDB 1AV2 unspecified 'CRYSTAL STRUCTURE OF GRAMICIDIN A COMPLEXED WITH CESIUM CHLORIDE'                                    
PDB 1BDW unspecified 'CRYSTAL STRUCTURE OF GRAMICIDIN A FROM BACILLUS BREVIS'                                              
PDB 1C4D unspecified 'CRYSTAL STRUCTURE OF GRAMICIDIN A COMPLEXED WITH CESIUM CHLORIDE'                                    
PDB 1GMK unspecified 'CRYSTAL STRUCTURE OF GRAMICIDIN A COMPLRXED WITH POTASSIUM THIOCYANATE'                              
PDB 1GRM unspecified 'SOLUTION STRUCTURE OF THE GRAMICIDIN A'                                                              
PDB 1JNO unspecified 'SOLUTION STRUCTURE OF GRAMICIDIN A IN SODIUM DODECYL SULFATE MICELLES'                               
PDB 1KQE unspecified 'SOLUTION STRUCTURE OF A LINKED SHORTENED GRAMICIDIN A IN BENZENE/ACETONE 10:1'                       
PDB 1MAG unspecified 'SOLID STATE NMR STRUCTURE OF GRAMICIDIN A IN HYDRATED DMPC BILAYERS,'                                
PDB 1MIC unspecified 'SOLUTION STRUCTURE OF GRAMICIDIN A IN METHANOL IN THE PRESENCE OF CACL'                              
PDB 1NG8 unspecified 'SOLUTION STRUCTURE OF GRAMICIDIN A (W15G) IN SODIUM DODECYL SULFATE MICELLES'                        
PDB 1NRM unspecified 'SOLUTION STRUCTURE OF GRAMICIDIN A IN DODECYL PHOSPHOCHOLINE MICELLES'                               
PDB 1NRU unspecified 'SOLUTION STRUCTURE OF GRAMICIDIN A IN DODECYL PHOSPHOCHOLINE MICELLES IN THE PRESENCE OF EXCESS NA+' 
PDB 1NT5 unspecified 'SOLUTION STRUCTURE OF GRAMICIDIN A (V1F) IN SODIUM DODECYL SULFATE MICELLES'                         
PDB 1JO3 unspecified 'SOLUTION STRUCTURE OF GRAMICIDIN B IN SODIUM DODECYL SULFATE MICELLES'                               
PDB 1JO4 unspecified 'SOLUTION STRUCTURE OF GRAMICIDIN C IN SODIUM DODECYL SULFATE MICELLES'                               
PDB 1NT6 unspecified 'SOLUTION STRUCTURE OF F1-GRAMICIDIN C IN SODIUM DODECYL SULFATE MICELLES'                            
PDB 1W5U unspecified 'CRYSTAL STRUCTURE OF GRAMICIDIN D IN ETHANOL'                                                        
PDB 2IZQ unspecified 'CRYSTAL STRUCTURE OF GRAMICIDIN D COMPLEX WITH KI IN METHANOL'                                       
PDB 3L8L unspecified 'CRYSTAL STRUCTURE OF GRAMICIDIN D COMPLEX WITH NAI'                                                  
PDB 1AL4 unspecified 'CRYSTAL STRUCTURE OF GRAMICIDIN D IN N-PROPANOL'                                                     
PDB 1ALX unspecified 'CRYSTAL STRUCTURE OF GRAMICIDIN D IN METHANOL'                                                       
PDB 1ALZ unspecified 'CRYSTAL STRUCTURE OF GRAMICIDIN D IN ETHANOL'                                                        
# 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.entry_id                        1TKQ 
_pdbx_database_status.recvd_initial_deposition_date   2004-06-09 
_pdbx_database_status.deposit_site                    RCSB 
_pdbx_database_status.process_site                    RCSB 
_pdbx_database_status.status_code_sf                  ? 
_pdbx_database_status.status_code_mr                  REL 
_pdbx_database_status.SG_entry                        ? 
_pdbx_database_status.status_code_cs                  ? 
_pdbx_database_status.methods_development_category    ? 
_pdbx_database_status.pdb_format_compatible           Y 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Xie, X.'        1 
'Al-Momani, L.'  2 
'Bockelmann, D.' 3 
'Griesinger, C.' 4 
'Koert, U.'      5 
# 
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 'An Asymmetric Ion Channel Derived from Gramicidin A. Synthesis, Function and NMR Structure.'      'FEBS J.'               
272 975  ? 2005 ?      UK 1742-464X ?    ? 15691331 10.1111/J.1742-4658.2004.04531.X                                 
1       'High-Resolution Conformation of Gramicidin a in a Lipid Bilayer by Solid-State NMR'               Science                 
261 1457 ? 1993 SCIEAS US 0036-8075 0038 ? 7690158  10.1126/SCIENCE.7690158                                          
2       'Solution Structure of a Parallel Left-Handed Double-Helical Gramicidin-A Determined by 2D 1H NMR' J.Mol.Biol.             
264 757  ? 1996 JMOBAK UK 0022-2836 0070 ? 8980684  10.1006/JMBI.1996.0675                                           
3       'Cation Control in Functional Helical Programming: Structures of a D,L-Peptide Ion Channel'        Angew.Chem.Int.Ed.Engl. 
41  4062 ? 2002 ?      GE 1433-7851 9999 ? 12412082 '10.1002/1521-3773(20021104)41:21<4062::AID-ANIE4062>3.0.CO;2-U' 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Xie, X.'        1  ? 
primary 'Al-Momani, L.'  2  ? 
primary 'Reiss, P.'      3  ? 
primary 'Griesinger, C.' 4  ? 
primary 'Koert, U.'      5  ? 
1       'Ketchem, R.R.'  6  ? 
1       'Hu, W.'         7  ? 
1       'Cross, T.A.'    8  ? 
2       'Chen, Y.'       9  ? 
2       'Tucker, A.'     10 ? 
2       'Wallace, B.A.'  11 ? 
3       'Arndt, H.-D.'   12 ? 
3       'Bockelmann, D.' 13 ? 
3       'Knoll, A.'      14 ? 
3       'Lamberth, S.'   15 ? 
3       'Griesinger, C.' 16 ? 
3       'Koert, U.'      17 ? 
# 
_cell.entry_id           1TKQ 
_cell.length_a           1.000 
_cell.length_b           1.000 
_cell.length_c           1.000 
_cell.angle_alpha        90.00 
_cell.angle_beta         90.00 
_cell.angle_gamma        90.00 
_cell.Z_PDB              1 
_cell.pdbx_unique_axis   ? 
# 
_symmetry.entry_id                         1TKQ 
_symmetry.space_group_name_H-M             'P 1' 
_symmetry.pdbx_full_space_group_name_H-M   ? 
_symmetry.cell_setting                     ? 
_symmetry.Int_Tables_number                1 
# 
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     syn 'MINI-GRAMICIDIN A' 1470.798 1 ? ? ? ? 
2 polymer     syn 'GRAMICIDIN A'      1811.216 1 ? ? ? ? 
3 non-polymer syn 'SUCCINIC ACID'     118.088  1 ? ? ? ? 
# 
_entity_name_com.entity_id   2 
_entity_name_com.name        'VALYL GRAMICIDIN' 
# 
loop_
_entity_poly.entity_id 
_entity_poly.type 
_entity_poly.nstd_linkage 
_entity_poly.nstd_monomer 
_entity_poly.pdbx_seq_one_letter_code 
_entity_poly.pdbx_seq_one_letter_code_can 
_entity_poly.pdbx_strand_id 
_entity_poly.pdbx_target_identifier 
1 'polypeptide(L)' no yes 'A(DVA)V(DVA)W(DLE)W(DLE)W(DLE)W'         AVVVWLWLWLW     A ? 
2 'polypeptide(L)' no yes 'VGA(DLE)A(DVA)V(DVA)W(DLE)W(DLE)W(DLE)W' VGALAVVVWLWLWLW B ? 
# 
loop_
_entity_poly_seq.entity_id 
_entity_poly_seq.num 
_entity_poly_seq.mon_id 
_entity_poly_seq.hetero 
1 1  ALA n 
1 2  DVA n 
1 3  VAL n 
1 4  DVA n 
1 5  TRP n 
1 6  DLE n 
1 7  TRP n 
1 8  DLE n 
1 9  TRP n 
1 10 DLE n 
1 11 TRP n 
2 1  VAL n 
2 2  GLY n 
2 3  ALA n 
2 4  DLE n 
2 5  ALA n 
2 6  DVA n 
2 7  VAL n 
2 8  DVA n 
2 9  TRP n 
2 10 DLE n 
2 11 TRP n 
2 12 DLE n 
2 13 TRP n 
2 14 DLE n 
2 15 TRP n 
# 
loop_
_pdbx_entity_src_syn.entity_id 
_pdbx_entity_src_syn.pdbx_src_id 
_pdbx_entity_src_syn.pdbx_alt_source_flag 
_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 
1 1 sample ? ? 'BREVIBACILLUS BREVIS' ? 1393 ? 
2 1 sample ? ? 'BREVIBACILLUS BREVIS' ? 1393 ? 
# 
loop_
_struct_ref.id 
_struct_ref.db_name 
_struct_ref.db_code 
_struct_ref.entity_id 
_struct_ref.pdbx_seq_one_letter_code 
_struct_ref.pdbx_align_begin 
_struct_ref.pdbx_db_accession 
_struct_ref.pdbx_db_isoform 
1 NOR NOR00243 1 ? ? NOR00243 ? 
2 NOR NOR00243 2 ? ? NOR00243 ? 
# 
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 1TKQ A 1 ? 11 ? NOR00243 5 ? 15 ? 5 15 
2 2 1TKQ B 1 ? 15 ? NOR00243 1 ? 15 ? 1 15 
# 
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  
DLE 'D-peptide linking' . D-LEUCINE       ? 'C6 H13 N O2'   131.173 
DVA 'D-peptide linking' . D-VALINE        ? 'C5 H11 N O2'   117.146 
GLY 'peptide linking'   y GLYCINE         ? 'C2 H5 N O2'    75.067  
SIN non-polymer         . 'SUCCINIC ACID' ? 'C4 H6 O4'      118.088 
TRP 'L-peptide linking' y TRYPTOPHAN      ? 'C11 H12 N2 O2' 204.225 
VAL 'L-peptide linking' y VALINE          ? 'C5 H11 N O2'   117.146 
# 
loop_
_pdbx_nmr_exptl.experiment_id 
_pdbx_nmr_exptl.conditions_id 
_pdbx_nmr_exptl.type 
_pdbx_nmr_exptl.solution_id 
1 1 DQF-COSY   1 
2 1 '2D NOESY' 1 
# 
_pdbx_nmr_exptl_sample_conditions.conditions_id       1 
_pdbx_nmr_exptl_sample_conditions.temperature         293 
_pdbx_nmr_exptl_sample_conditions.pressure_units      ? 
_pdbx_nmr_exptl_sample_conditions.pressure            ? 
_pdbx_nmr_exptl_sample_conditions.pH                  ? 
_pdbx_nmr_exptl_sample_conditions.ionic_strength      ? 
_pdbx_nmr_exptl_sample_conditions.temperature_units   K 
# 
_pdbx_nmr_sample_details.solution_id      1 
_pdbx_nmr_sample_details.contents         '3MM SATURATED WITH CSCL' 
_pdbx_nmr_sample_details.solvent_system   ? 
# 
_pdbx_nmr_spectrometer.spectrometer_id   1 
_pdbx_nmr_spectrometer.model             AVANCE 
_pdbx_nmr_spectrometer.manufacturer      Bruker 
_pdbx_nmr_spectrometer.field_strength    800 
_pdbx_nmr_spectrometer.type              ? 
# 
_pdbx_nmr_refine.entry_id           1TKQ 
_pdbx_nmr_refine.method             'simulated annealing' 
_pdbx_nmr_refine.details            
;THE STRUCTURES ARE BASED ON 160 NOE- DERIVED DISTANCE CONSTRAINTS, 39 DIHEDRAL ANGLE RESTRAINTS, AND 40 DISTANCE RESTRAINTS FROM HYDROGEN BONDS
;
_pdbx_nmr_refine.software_ordinal   1 
# 
_pdbx_nmr_details.entry_id   1TKQ 
_pdbx_nmr_details.text       
;VARIABLE TEMPERATURE EXPERIMENTS WERE PERFORMED TO HAVE THE TEMPERATURE DEPENDENCE OF NH CHEMICAL SHIFTS, THEREFORE PROVIDE EVIDENCE FOR HYDROGEN BONDING.
;
# 
_pdbx_nmr_ensemble.entry_id                                      1TKQ 
_pdbx_nmr_ensemble.conformers_calculated_total_number            50 
_pdbx_nmr_ensemble.conformers_submitted_total_number             1 
_pdbx_nmr_ensemble.conformer_selection_criteria                  
'MINIMIZED AVERAGE STRUCTURE OF 11 STRUCTURES WITH THE LOWEST TARGET FUNCTION' 
_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             1TKQ 
_pdbx_nmr_representative.conformer_id         1 
_pdbx_nmr_representative.selection_criteria   ? 
# 
loop_
_pdbx_nmr_software.classification 
_pdbx_nmr_software.name 
_pdbx_nmr_software.version 
_pdbx_nmr_software.authors 
_pdbx_nmr_software.ordinal 
refinement           'SYBYL/DYANA 6.8' ? GUENTERT 1 
'structure solution' 'SYBYL/DYANA 6.8' ? ?        2 
# 
_exptl.entry_id          1TKQ 
_exptl.method            'SOLUTION NMR' 
_exptl.crystals_number   ? 
# 
_struct.entry_id                  1TKQ 
_struct.title                     
'SOLUTION STRUCTURE OF A LINKED UNSYMMETRIC GRAMICIDIN IN A MEMBRANE-ISOELECTRICAL SOLVENTS MIXTURE IN THE PRESENCE OF CsCl' 
_struct.pdbx_descriptor           'MINI-GRAMICIDIN A' 
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   'MINIMIZED AVERAGE' 
# 
_struct_keywords.entry_id        1TKQ 
_struct_keywords.pdbx_keywords   ANTIBIOTIC 
_struct_keywords.text            'GRAMICIDIN, ANTIFUNGAL, ANTIBACTERIAL, ANTIBIOTIC, MEMBRANE ION CHANNEL, LINEAR GRAMICIDIN' 
# 
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 ? 
C N N 3 ? 
# 
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 
covale1  covale both ? A ALA 1  C  ? ? ? 1_555 A DVA 2  N ? ? A ALA 5   A DVA 6  1_555 ? ? ? ? ? ? ? 1.355 ? 
covale2  covale both ? A DVA 2  C  ? ? ? 1_555 A VAL 3  N ? ? A DVA 6   A VAL 7  1_555 ? ? ? ? ? ? ? 1.354 ? 
covale3  covale both ? A VAL 3  C  ? ? ? 1_555 A DVA 4  N ? ? A VAL 7   A DVA 8  1_555 ? ? ? ? ? ? ? 1.355 ? 
covale4  covale both ? A DVA 4  C  ? ? ? 1_555 A TRP 5  N ? ? A DVA 8   A TRP 9  1_555 ? ? ? ? ? ? ? 1.357 ? 
covale5  covale both ? A TRP 5  C  ? ? ? 1_555 A DLE 6  N ? ? A TRP 9   A DLE 10 1_555 ? ? ? ? ? ? ? 1.355 ? 
covale6  covale both ? A DLE 6  C  ? ? ? 1_555 A TRP 7  N ? ? A DLE 10  A TRP 11 1_555 ? ? ? ? ? ? ? 1.356 ? 
covale7  covale both ? A TRP 7  C  ? ? ? 1_555 A DLE 8  N ? ? A TRP 11  A DLE 12 1_555 ? ? ? ? ? ? ? 1.356 ? 
covale8  covale both ? A DLE 8  C  ? ? ? 1_555 A TRP 9  N ? ? A DLE 12  A TRP 13 1_555 ? ? ? ? ? ? ? 1.355 ? 
covale9  covale both ? A TRP 9  C  ? ? ? 1_555 A DLE 10 N ? ? A TRP 13  A DLE 14 1_555 ? ? ? ? ? ? ? 1.356 ? 
covale10 covale both ? A DLE 10 C  ? ? ? 1_555 A TRP 11 N ? ? A DLE 14  A TRP 15 1_555 ? ? ? ? ? ? ? 1.353 ? 
covale11 covale both ? B ALA 3  C  ? ? ? 1_555 B DLE 4  N ? ? B ALA 3   B DLE 4  1_555 ? ? ? ? ? ? ? 1.353 ? 
covale12 covale both ? B DLE 4  C  ? ? ? 1_555 B ALA 5  N ? ? B DLE 4   B ALA 5  1_555 ? ? ? ? ? ? ? 1.354 ? 
covale13 covale both ? B ALA 5  C  ? ? ? 1_555 B DVA 6  N ? ? B ALA 5   B DVA 6  1_555 ? ? ? ? ? ? ? 1.355 ? 
covale14 covale both ? B DVA 6  C  ? ? ? 1_555 B VAL 7  N ? ? B DVA 6   B VAL 7  1_555 ? ? ? ? ? ? ? 1.353 ? 
covale15 covale both ? B VAL 7  C  ? ? ? 1_555 B DVA 8  N ? ? B VAL 7   B DVA 8  1_555 ? ? ? ? ? ? ? 1.351 ? 
covale16 covale both ? B DVA 8  C  ? ? ? 1_555 B TRP 9  N ? ? B DVA 8   B TRP 9  1_555 ? ? ? ? ? ? ? 1.357 ? 
covale17 covale both ? B TRP 9  C  ? ? ? 1_555 B DLE 10 N ? ? B TRP 9   B DLE 10 1_555 ? ? ? ? ? ? ? 1.351 ? 
covale18 covale both ? B DLE 10 C  ? ? ? 1_555 B TRP 11 N ? ? B DLE 10  B TRP 11 1_555 ? ? ? ? ? ? ? 1.355 ? 
covale19 covale both ? B TRP 11 C  ? ? ? 1_555 B DLE 12 N ? ? B TRP 11  B DLE 12 1_555 ? ? ? ? ? ? ? 1.354 ? 
covale20 covale both ? B DLE 12 C  ? ? ? 1_555 B TRP 13 N ? ? B DLE 12  B TRP 13 1_555 ? ? ? ? ? ? ? 1.353 ? 
covale21 covale both ? B TRP 13 C  ? ? ? 1_555 B DLE 14 N ? ? B TRP 13  B DLE 14 1_555 ? ? ? ? ? ? ? 1.349 ? 
covale22 covale both ? B DLE 14 C  ? ? ? 1_555 B TRP 15 N ? ? B DLE 14  B TRP 15 1_555 ? ? ? ? ? ? ? 1.351 ? 
covale23 covale both ? C SIN .  C4 ? ? ? 1_555 B VAL 1  N ? ? B SIN 101 B VAL 1  1_555 ? ? ? ? ? ? ? 1.352 ? 
covale24 covale both ? C SIN .  C1 ? ? ? 1_555 A ALA 1  N ? ? B SIN 101 A ALA 5  1_555 ? ? ? ? ? ? ? 1.350 ? 
# 
_struct_conn_type.id          covale 
_struct_conn_type.criteria    ? 
_struct_conn_type.reference   ? 
# 
_struct_sheet.id               AA 
_struct_sheet.type             ? 
_struct_sheet.number_strands   3 
_struct_sheet.details          ? 
# 
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 
AA 1 2 ? parallel      
AA 2 3 ? 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 
AA 1 DLE A 8 ? TRP A 11 ? DLE A 12 TRP A 15 
AA 2 DVA A 2 ? TRP A 5  ? DVA A 6  TRP A 9  
AA 3 GLY B 2 ? TRP B 15 ? GLY B 2  TRP B 15 
# 
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 
AA 1 2 N TRP A 9 ? N TRP A 13 O DVA A 2 ? O DVA A 6 
AA 2 3 N VAL A 3 ? N VAL A 7  O ALA B 3 ? O ALA B 3 
# 
_database_PDB_matrix.entry_id          1TKQ 
_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                    1TKQ 
_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 
# 
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  ALA 1  5  5  ALA ALA A . n 
A 1 2  DVA 2  6  6  DVA DVA A . n 
A 1 3  VAL 3  7  7  VAL VAL A . n 
A 1 4  DVA 4  8  8  DVA DVA A . n 
A 1 5  TRP 5  9  9  TRP TRP A . n 
A 1 6  DLE 6  10 10 DLE DLE A . n 
A 1 7  TRP 7  11 11 TRP TRP A . n 
A 1 8  DLE 8  12 12 DLE DLE A . n 
A 1 9  TRP 9  13 13 TRP TRP A . n 
A 1 10 DLE 10 14 14 DLE DLE A . n 
A 1 11 TRP 11 15 15 TRP TRP A . n 
B 2 1  VAL 1  1  1  VAL VAL B . n 
B 2 2  GLY 2  2  2  GLY GLY B . n 
B 2 3  ALA 3  3  3  ALA ALA B . n 
B 2 4  DLE 4  4  4  DLE DLE B . n 
B 2 5  ALA 5  5  5  ALA ALA B . n 
B 2 6  DVA 6  6  6  DVA DVA B . n 
B 2 7  VAL 7  7  7  VAL VAL B . n 
B 2 8  DVA 8  8  8  DVA DVA B . n 
B 2 9  TRP 9  9  9  TRP TRP B . n 
B 2 10 DLE 10 10 10 DLE DLE B . n 
B 2 11 TRP 11 11 11 TRP TRP B . n 
B 2 12 DLE 12 12 12 DLE DLE B . n 
B 2 13 TRP 13 13 13 TRP TRP B . n 
B 2 14 DLE 14 14 14 DLE DLE B . n 
B 2 15 TRP 15 15 15 TRP TRP B . n 
# 
_pdbx_nonpoly_scheme.asym_id         C 
_pdbx_nonpoly_scheme.entity_id       3 
_pdbx_nonpoly_scheme.mon_id          SIN 
_pdbx_nonpoly_scheme.ndb_seq_num     1 
_pdbx_nonpoly_scheme.pdb_seq_num     101 
_pdbx_nonpoly_scheme.auth_seq_num    0 
_pdbx_nonpoly_scheme.pdb_mon_id      SIN 
_pdbx_nonpoly_scheme.auth_mon_id     SIN 
_pdbx_nonpoly_scheme.pdb_strand_id   B 
_pdbx_nonpoly_scheme.pdb_ins_code    . 
# 
_pdbx_molecule_features.prd_id    PRD_000155 
_pdbx_molecule_features.name      'MINI-GRAMICIDIN A - GRAMICIDIN A DIMER' 
_pdbx_molecule_features.type      Polypeptide 
_pdbx_molecule_features.class     Antibiotic 
_pdbx_molecule_features.details   
;THE N-TERMINI OF THE TWO PEPTIDES, EACH A
 TRUNCATED GRAMICIDIN A, WERE LINKED BY A SUCCINIC
 ACID IN A HEAD-TO-HEAD MANNER.
;
# 
loop_
_pdbx_molecule.instance_id 
_pdbx_molecule.prd_id 
_pdbx_molecule.asym_id 
1 PRD_000155 A 
1 PRD_000155 B 
1 PRD_000155 C 
# 
_pdbx_struct_assembly.id                   1 
_pdbx_struct_assembly.details              software_defined_assembly 
_pdbx_struct_assembly.method_details       PISA 
_pdbx_struct_assembly.oligomeric_details   dimeric 
_pdbx_struct_assembly.oligomeric_count     2 
# 
_pdbx_struct_assembly_gen.assembly_id       1 
_pdbx_struct_assembly_gen.oper_expression   1 
_pdbx_struct_assembly_gen.asym_id_list      A,B,C 
# 
loop_
_pdbx_struct_assembly_prop.biol_id 
_pdbx_struct_assembly_prop.type 
_pdbx_struct_assembly_prop.value 
_pdbx_struct_assembly_prop.details 
1 'ABSA (A^2)' 760  ? 
1 MORE         6    ? 
1 'SSA (A^2)'  2810 ? 
# 
_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   ? 
_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 2004-07-13 
2 'Structure model' 1 1 2011-06-14 
3 'Structure model' 1 2 2011-07-13 
4 'Structure model' 1 3 2011-07-27 
5 'Structure model' 1 4 2012-12-12 
6 'Structure model' 2 0 2019-09-25 
# 
_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         ? 
# 
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' 'Atomic model'              
4  4 'Structure model' 'Database references'       
5  4 'Structure model' 'Derived calculations'      
6  4 'Structure model' 'Non-polymer description'   
7  4 'Structure model' 'Structure summary'         
8  5 'Structure model' Other                       
9  6 'Structure model' 'Atomic model'              
10 6 'Structure model' 'Data collection'           
11 6 '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  6 'Structure model' atom_site                   
2  6 'Structure model' diffrn                      
3  6 'Structure model' diffrn_radiation            
4  6 'Structure model' diffrn_radiation_wavelength 
5  6 'Structure model' pdbx_nmr_spectrometer       
6  6 'Structure model' pdbx_nonpoly_scheme         
7  6 'Structure model' pdbx_struct_assembly        
8  6 'Structure model' pdbx_struct_assembly_prop   
9  6 'Structure model' pdbx_struct_oper_list       
10 6 'Structure model' struct_conn                 
# 
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  6 'Structure model' '_atom_site.auth_asym_id'                   
2  6 'Structure model' '_atom_site.auth_atom_id'                   
3  6 'Structure model' '_atom_site.auth_seq_id'                    
4  6 'Structure model' '_atom_site.label_atom_id'                  
5  6 'Structure model' '_pdbx_nmr_spectrometer.model'              
6  6 'Structure model' '_pdbx_nonpoly_scheme.pdb_seq_num'          
7  6 'Structure model' '_pdbx_nonpoly_scheme.pdb_strand_id'        
8  6 'Structure model' '_pdbx_struct_assembly.details'             
9  6 'Structure model' '_pdbx_struct_assembly.method_details'      
10 6 'Structure model' '_pdbx_struct_assembly.oligomeric_count'    
11 6 'Structure model' '_pdbx_struct_assembly.oligomeric_details'  
12 6 'Structure model' '_pdbx_struct_oper_list.symmetry_operation' 
13 6 'Structure model' '_struct_conn.pdbx_leaving_atom_flag'       
14 6 'Structure model' '_struct_conn.ptnr1_auth_asym_id'           
15 6 'Structure model' '_struct_conn.ptnr1_auth_seq_id'            
# 
_pdbx_entry_details.entry_id             1TKQ 
_pdbx_entry_details.compound_details     
;GRAMICIDIN IS A HETEROGENEOUS MIXTURE OF SEVERAL COMPOUNDS
INCLUDING GRAMICIDIN A, B AND C WHICH ARE OBTAINED FROM
BACILLUS BREVIS AND CALLED COLLECTIVELY GRAMICIDIN D
HERE, MODIFIDED GRAMICIDIN A IS REPRESENTED BY TWO SEQUENCES (SEQRES
AND ONE HET (SIN)
;
_pdbx_entry_details.source_details       ? 
_pdbx_entry_details.nonpolymer_details   ? 
_pdbx_entry_details.sequence_details     
;BOTH OF THE C-TERMINI HAVE ETHANOLAMINE ATTACHED WITH
THE CAPPING GROUP T-BUTYLDIPHENYLSILYL, WHICH WAS APPLIED
TO ENHANCE THE SOLUBILITY AND STABILITY OF THE STRUCTURE
IN ORGANIC SOLVENTS. OWING TO AMBIGUITY IN RESONANCE
ASSIGNMENT OF THE TERMINI AND THEREFORE A LACK OF ENOUGH
NOE CONSTRAINTS, THE T-BUTYLDIPHENYLSILYL TERMINI WERE
OMITTED IN THE STRUCTURE CALCULATION.
;
# 
loop_
_pdbx_validate_rmsd_angle.id 
_pdbx_validate_rmsd_angle.PDB_model_num 
_pdbx_validate_rmsd_angle.auth_atom_id_1 
_pdbx_validate_rmsd_angle.auth_asym_id_1 
_pdbx_validate_rmsd_angle.auth_comp_id_1 
_pdbx_validate_rmsd_angle.auth_seq_id_1 
_pdbx_validate_rmsd_angle.PDB_ins_code_1 
_pdbx_validate_rmsd_angle.label_alt_id_1 
_pdbx_validate_rmsd_angle.auth_atom_id_2 
_pdbx_validate_rmsd_angle.auth_asym_id_2 
_pdbx_validate_rmsd_angle.auth_comp_id_2 
_pdbx_validate_rmsd_angle.auth_seq_id_2 
_pdbx_validate_rmsd_angle.PDB_ins_code_2 
_pdbx_validate_rmsd_angle.label_alt_id_2 
_pdbx_validate_rmsd_angle.auth_atom_id_3 
_pdbx_validate_rmsd_angle.auth_asym_id_3 
_pdbx_validate_rmsd_angle.auth_comp_id_3 
_pdbx_validate_rmsd_angle.auth_seq_id_3 
_pdbx_validate_rmsd_angle.PDB_ins_code_3 
_pdbx_validate_rmsd_angle.label_alt_id_3 
_pdbx_validate_rmsd_angle.angle_value 
_pdbx_validate_rmsd_angle.angle_target_value 
_pdbx_validate_rmsd_angle.angle_deviation 
_pdbx_validate_rmsd_angle.angle_standard_deviation 
_pdbx_validate_rmsd_angle.linker_flag 
1 1 CE2 A TRP 15 ? ? CD2 A TRP 15 ? ? CG A TRP 15 ? ? 102.39 107.30 -4.91 0.80 N 
2 1 CE2 B TRP 9  ? ? CD2 B TRP 9  ? ? CG B TRP 9  ? ? 102.37 107.30 -4.93 0.80 N 
3 1 CE2 B TRP 11 ? ? CD2 B TRP 11 ? ? CG B TRP 11 ? ? 102.43 107.30 -4.87 0.80 N 
4 1 CE2 B TRP 13 ? ? CD2 B TRP 13 ? ? CG B TRP 13 ? ? 102.41 107.30 -4.89 0.80 N 
5 1 CE2 B TRP 15 ? ? CD2 B TRP 15 ? ? CG B TRP 15 ? ? 102.43 107.30 -4.87 0.80 N 
# 
_pdbx_entity_nonpoly.entity_id   3 
_pdbx_entity_nonpoly.name        'SUCCINIC ACID' 
_pdbx_entity_nonpoly.comp_id     SIN 
#