data_1CKX
# 
_entry.id   1CKX 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.383 
_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   1CKX         pdb_00001ckx 10.2210/pdb1ckx/pdb 
RCSB  RCSB000943   ?            ?                   
WWPDB D_1000000943 ?            ?                   
# 
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 1999-05-04 
2 'Structure model' 1 1 2008-04-26 
3 'Structure model' 1 2 2011-07-13 
4 'Structure model' 1 3 2022-02-16 
5 'Structure model' 1 4 2023-12-27 
# 
_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' 'Database references'       
4 4 'Structure model' 'Derived calculations'      
5 5 'Structure model' 'Data collection'           
# 
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_struct_assembly  
3 4 'Structure model' pdbx_struct_oper_list 
4 5 'Structure model' chem_comp_atom        
5 5 'Structure model' chem_comp_bond        
# 
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' 
# 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.entry_id                        1CKX 
_pdbx_database_status.recvd_initial_deposition_date   1999-04-26 
_pdbx_database_status.deposit_site                    BNL 
_pdbx_database_status.process_site                    RCSB 
_pdbx_database_status.status_code_mr                  REL 
_pdbx_database_status.SG_entry                        . 
_pdbx_database_status.status_code_sf                  ? 
_pdbx_database_status.pdb_format_compatible           Y 
_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 
'Massiah, M.A.'  1 
'Ko, Y.H.'       2 
'Pedersen, P.L.' 3 
'Mildvan, A.S.'  4 
# 
_citation.id                        primary 
_citation.title                     
;Cystic fibrosis transmembrane conductance regulator: solution structures of peptides based on the Phe508 region, the most common site of disease-causing DeltaF508 mutation.
;
_citation.journal_abbrev            Biochemistry 
_citation.journal_volume            38 
_citation.page_first                7453 
_citation.page_last                 7461 
_citation.year                      1999 
_citation.journal_id_ASTM           BICHAW 
_citation.country                   US 
_citation.journal_id_ISSN           0006-2960 
_citation.journal_id_CSD            0033 
_citation.book_publisher            ? 
_citation.pdbx_database_id_PubMed   10360942 
_citation.pdbx_database_id_DOI      10.1021/bi9903603 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Massiah, M.A.'  1 ? 
primary 'Ko, Y.H.'       2 ? 
primary 'Pedersen, P.L.' 3 ? 
primary 'Mildvan, A.S.'  4 ? 
# 
_citation_editor.citation_id   primary 
_citation_editor.name          'Gordon, H.' 
_citation_editor.ordinal       1 
# 
_entity.id                         1 
_entity.type                       polymer 
_entity.src_method                 syn 
_entity.pdbx_description           'Cystic fibrosis transmembrane conductance regulator (CFTR)' 
_entity.formula_weight             3054.520 
_entity.pdbx_number_of_molecules   1 
_entity.pdbx_ec                    ? 
_entity.pdbx_mutation              ? 
_entity.pdbx_fragment              'P26 IN TRIFLUOROETHANOL' 
_entity.details                    ? 
# 
_entity_name_com.entity_id   1 
_entity_name_com.name        P26_TFE 
# 
_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       MPGTIKENIIFGVSYDEYRYRSVIKA 
_entity_poly.pdbx_seq_one_letter_code_can   MPGTIKENIIFGVSYDEYRYRSVIKA 
_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  MET n 
1 2  PRO n 
1 3  GLY n 
1 4  THR n 
1 5  ILE n 
1 6  LYS n 
1 7  GLU n 
1 8  ASN n 
1 9  ILE n 
1 10 ILE n 
1 11 PHE n 
1 12 GLY n 
1 13 VAL n 
1 14 SER n 
1 15 TYR n 
1 16 ASP n 
1 17 GLU n 
1 18 TYR n 
1 19 ARG n 
1 20 TYR n 
1 21 ARG n 
1 22 SER n 
1 23 VAL n 
1 24 ILE n 
1 25 LYS n 
1 26 ALA 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                
'THE PEPTIDE WAS CHEMICALLY SYNTHESIZED. THE SEQUENCE IS BASED ON THE PHE508 REGION OF CF.' 
# 
loop_
_chem_comp.id 
_chem_comp.type 
_chem_comp.mon_nstd_flag 
_chem_comp.name 
_chem_comp.pdbx_synonyms 
_chem_comp.formula 
_chem_comp.formula_weight 
ALA 'L-peptide linking' y ALANINE         ? 'C3 H7 N O2'     89.093  
ARG 'L-peptide linking' y ARGININE        ? 'C6 H15 N4 O2 1' 175.209 
ASN 'L-peptide linking' y ASPARAGINE      ? 'C4 H8 N2 O3'    132.118 
ASP 'L-peptide linking' y 'ASPARTIC ACID' ? 'C4 H7 N O4'     133.103 
GLU 'L-peptide linking' y 'GLUTAMIC ACID' ? 'C5 H9 N O4'     147.129 
GLY 'peptide linking'   y GLYCINE         ? 'C2 H5 N O2'     75.067  
ILE 'L-peptide linking' y ISOLEUCINE      ? 'C6 H13 N O2'    131.173 
LYS 'L-peptide linking' y LYSINE          ? 'C6 H15 N2 O2 1' 147.195 
MET 'L-peptide linking' y METHIONINE      ? 'C5 H11 N O2 S'  149.211 
PHE 'L-peptide linking' y PHENYLALANINE   ? 'C9 H11 N O2'    165.189 
PRO 'L-peptide linking' y PROLINE         ? 'C5 H9 N O2'     115.130 
SER 'L-peptide linking' y SERINE          ? 'C3 H7 N O3'     105.093 
THR 'L-peptide linking' y THREONINE       ? 'C4 H9 N O3'     119.119 
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_poly_seq_scheme.asym_id 
_pdbx_poly_seq_scheme.entity_id 
_pdbx_poly_seq_scheme.seq_id 
_pdbx_poly_seq_scheme.mon_id 
_pdbx_poly_seq_scheme.ndb_seq_num 
_pdbx_poly_seq_scheme.pdb_seq_num 
_pdbx_poly_seq_scheme.auth_seq_num 
_pdbx_poly_seq_scheme.pdb_mon_id 
_pdbx_poly_seq_scheme.auth_mon_id 
_pdbx_poly_seq_scheme.pdb_strand_id 
_pdbx_poly_seq_scheme.pdb_ins_code 
_pdbx_poly_seq_scheme.hetero 
A 1 1  MET 1  1  1  MET MET A . n 
A 1 2  PRO 2  2  2  PRO PRO A . n 
A 1 3  GLY 3  3  3  GLY GLY A . n 
A 1 4  THR 4  4  4  THR THR A . n 
A 1 5  ILE 5  5  5  ILE ILE A . n 
A 1 6  LYS 6  6  6  LYS LYS A . n 
A 1 7  GLU 7  7  7  GLU GLU A . n 
A 1 8  ASN 8  8  8  ASN ASN A . n 
A 1 9  ILE 9  9  9  ILE ILE A . n 
A 1 10 ILE 10 10 10 ILE ILE A . n 
A 1 11 PHE 11 11 11 PHE PHE A . n 
A 1 12 GLY 12 12 12 GLY GLY A . n 
A 1 13 VAL 13 13 13 VAL VAL A . n 
A 1 14 SER 14 14 14 SER SER A . n 
A 1 15 TYR 15 15 15 TYR TYR A . n 
A 1 16 ASP 16 16 16 ASP ASP A . n 
A 1 17 GLU 17 17 17 GLU GLU A . n 
A 1 18 TYR 18 18 18 TYR TYR A . n 
A 1 19 ARG 19 19 19 ARG ARG A . n 
A 1 20 TYR 20 20 20 TYR TYR A . n 
A 1 21 ARG 21 21 21 ARG ARG A . n 
A 1 22 SER 22 22 22 SER SER A . n 
A 1 23 VAL 23 23 23 VAL VAL A . n 
A 1 24 ILE 24 24 24 ILE ILE A . n 
A 1 25 LYS 25 25 25 LYS LYS A . n 
A 1 26 ALA 26 26 26 ALA ALA A . n 
# 
_cell.entry_id           1CKX 
_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                         1CKX 
_symmetry.space_group_name_H-M             'P 1' 
_symmetry.pdbx_full_space_group_name_H-M   ? 
_symmetry.cell_setting                     ? 
_symmetry.Int_Tables_number                1 
# 
_exptl.entry_id          1CKX 
_exptl.method            'SOLUTION NMR' 
_exptl.crystals_number   ? 
# 
_database_PDB_matrix.entry_id          1CKX 
_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                  1CKX 
_struct.title                     
;Cystic fibrosis transmembrane conductance regulator: Solution structures of peptides based on the Phe508 region, the most common site of disease-causing Delta-F508 mutation
;
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        1CKX 
_struct_keywords.pdbx_keywords   'METAL TRANSPORT' 
_struct_keywords.text            'P26_TFE, CYSTIC FIBROSIS, PEPTIDES, METAL TRANSPORT' 
# 
_struct_asym.id                            A 
_struct_asym.pdbx_blank_PDB_chainid_flag   N 
_struct_asym.pdbx_modified                 N 
_struct_asym.entity_id                     1 
_struct_asym.details                       ? 
# 
_struct_ref.id                         1 
_struct_ref.db_name                    UNP 
_struct_ref.db_code                    CFTR_SHEEP 
_struct_ref.entity_id                  1 
_struct_ref.pdbx_db_accession          Q00555 
_struct_ref.pdbx_align_begin           ? 
_struct_ref.pdbx_seq_one_letter_code   ? 
_struct_ref.pdbx_db_isoform            ? 
# 
_struct_ref_seq.align_id                      1 
_struct_ref_seq.ref_id                        1 
_struct_ref_seq.pdbx_PDB_id_code              1CKX 
_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                 26 
_struct_ref_seq.pdbx_seq_align_end_ins_code   ? 
_struct_ref_seq.pdbx_db_accession             Q00555 
_struct_ref_seq.db_align_beg                  497 
_struct_ref_seq.pdbx_db_align_beg_ins_code    ? 
_struct_ref_seq.db_align_end                  522 
_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       26 
# 
_struct_ref_seq_dif.align_id                     1 
_struct_ref_seq_dif.pdbx_pdb_id_code             1CKX 
_struct_ref_seq_dif.mon_id                       GLU 
_struct_ref_seq_dif.pdbx_pdb_strand_id           A 
_struct_ref_seq_dif.seq_num                      7 
_struct_ref_seq_dif.pdbx_pdb_ins_code            ? 
_struct_ref_seq_dif.pdbx_seq_db_name             UNP 
_struct_ref_seq_dif.pdbx_seq_db_accession_code   Q00555 
_struct_ref_seq_dif.db_mon_id                    ASP 
_struct_ref_seq_dif.pdbx_seq_db_seq_num          503 
_struct_ref_seq_dif.details                      'SEE REMARK 999' 
_struct_ref_seq_dif.pdbx_auth_seq_num            7 
_struct_ref_seq_dif.pdbx_ordinal                 1 
# 
_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 
# 
_struct_biol.id        1 
_struct_biol.details   ? 
# 
_struct_conf.conf_type_id            HELX_P 
_struct_conf.id                      HELX_P1 
_struct_conf.pdbx_PDB_helix_id       H1 
_struct_conf.beg_label_comp_id       THR 
_struct_conf.beg_label_asym_id       A 
_struct_conf.beg_label_seq_id        4 
_struct_conf.pdbx_beg_PDB_ins_code   ? 
_struct_conf.end_label_comp_id       LYS 
_struct_conf.end_label_asym_id       A 
_struct_conf.end_label_seq_id        25 
_struct_conf.pdbx_end_PDB_ins_code   ? 
_struct_conf.beg_auth_comp_id        THR 
_struct_conf.beg_auth_asym_id        A 
_struct_conf.beg_auth_seq_id         4 
_struct_conf.end_auth_comp_id        LYS 
_struct_conf.end_auth_asym_id        A 
_struct_conf.end_auth_seq_id         25 
_struct_conf.pdbx_PDB_helix_class    1 
_struct_conf.details                 ? 
_struct_conf.pdbx_PDB_helix_length   22 
# 
_struct_conf_type.id          HELX_P 
_struct_conf_type.criteria    ? 
_struct_conf_type.reference   ? 
# 
loop_
_pdbx_validate_close_contact.id 
_pdbx_validate_close_contact.PDB_model_num 
_pdbx_validate_close_contact.auth_atom_id_1 
_pdbx_validate_close_contact.auth_asym_id_1 
_pdbx_validate_close_contact.auth_comp_id_1 
_pdbx_validate_close_contact.auth_seq_id_1 
_pdbx_validate_close_contact.PDB_ins_code_1 
_pdbx_validate_close_contact.label_alt_id_1 
_pdbx_validate_close_contact.auth_atom_id_2 
_pdbx_validate_close_contact.auth_asym_id_2 
_pdbx_validate_close_contact.auth_comp_id_2 
_pdbx_validate_close_contact.auth_seq_id_2 
_pdbx_validate_close_contact.PDB_ins_code_2 
_pdbx_validate_close_contact.label_alt_id_2 
_pdbx_validate_close_contact.dist 
1  1  O A GLU 7  ? ? H A PHE 11 ? ? 1.44 
2  2  O A ILE 10 ? ? H A SER 14 ? ? 1.55 
3  2  O A GLU 7  ? ? H A PHE 11 ? ? 1.56 
4  5  O A GLU 7  ? ? H A PHE 11 ? ? 1.46 
5  7  O A GLU 7  ? ? H A ILE 10 ? ? 1.60 
6  8  O A ILE 10 ? ? H A SER 14 ? ? 1.56 
7  8  O A TYR 18 ? ? H A SER 22 ? ? 1.60 
8  9  O A TYR 20 ? ? H A VAL 23 ? ? 1.51 
9  11 O A THR 4  ? ? H A ASN 8  ? ? 1.51 
10 12 O A ILE 10 ? ? H A SER 14 ? ? 1.45 
11 13 O A ILE 10 ? ? H A SER 14 ? ? 1.50 
12 13 O A TYR 15 ? ? H A ARG 19 ? ? 1.57 
13 13 O A GLU 7  ? ? H A ILE 10 ? ? 1.57 
# 
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  LYS A 25 ? ? -64.21  -170.14 
2  4  PRO A 2  ? ? -72.64  -168.02 
3  4  LYS A 25 ? ? 40.81   -94.36  
4  7  ILE A 10 ? ? -124.85 -52.23  
5  7  ILE A 24 ? ? -142.80 38.61   
6  7  LYS A 25 ? ? -54.00  -71.93  
7  9  THR A 4  ? ? -137.94 -36.41  
8  9  TYR A 20 ? ? -95.42  -72.72  
9  10 ILE A 10 ? ? -121.96 -52.32  
10 11 THR A 4  ? ? -137.88 -42.79  
11 11 ILE A 10 ? ? -120.55 -52.11  
12 13 LYS A 25 ? ? 42.38   84.22   
# 
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  1  ARG A 19 ? ? 0.317 'SIDE CHAIN' 
2  1  ARG A 21 ? ? 0.168 'SIDE CHAIN' 
3  2  ARG A 19 ? ? 0.159 'SIDE CHAIN' 
4  2  ARG A 21 ? ? 0.297 'SIDE CHAIN' 
5  3  ARG A 19 ? ? 0.133 'SIDE CHAIN' 
6  3  ARG A 21 ? ? 0.252 'SIDE CHAIN' 
7  4  ARG A 19 ? ? 0.312 'SIDE CHAIN' 
8  4  ARG A 21 ? ? 0.318 'SIDE CHAIN' 
9  5  ARG A 19 ? ? 0.090 'SIDE CHAIN' 
10 5  ARG A 21 ? ? 0.315 'SIDE CHAIN' 
11 6  ARG A 19 ? ? 0.225 'SIDE CHAIN' 
12 6  ARG A 21 ? ? 0.313 'SIDE CHAIN' 
13 7  ARG A 19 ? ? 0.271 'SIDE CHAIN' 
14 7  ARG A 21 ? ? 0.195 'SIDE CHAIN' 
15 8  ARG A 21 ? ? 0.277 'SIDE CHAIN' 
16 9  ARG A 19 ? ? 0.278 'SIDE CHAIN' 
17 9  ARG A 21 ? ? 0.305 'SIDE CHAIN' 
18 10 ARG A 19 ? ? 0.311 'SIDE CHAIN' 
19 10 ARG A 21 ? ? 0.318 'SIDE CHAIN' 
20 11 ARG A 19 ? ? 0.126 'SIDE CHAIN' 
21 11 ARG A 21 ? ? 0.317 'SIDE CHAIN' 
22 12 ARG A 19 ? ? 0.256 'SIDE CHAIN' 
23 12 ARG A 21 ? ? 0.173 'SIDE CHAIN' 
24 13 ARG A 19 ? ? 0.147 'SIDE CHAIN' 
25 13 ARG A 21 ? ? 0.313 'SIDE CHAIN' 
# 
_pdbx_nmr_ensemble.entry_id                                      1CKX 
_pdbx_nmr_ensemble.conformers_calculated_total_number            50 
_pdbx_nmr_ensemble.conformers_submitted_total_number             13 
_pdbx_nmr_ensemble.conformer_selection_criteria                  'LEAST RESTRAINTS VIOLATIONS AND LOW ENERGY' 
_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             1CKX 
_pdbx_nmr_representative.conformer_id         1 
_pdbx_nmr_representative.selection_criteria   ? 
# 
_pdbx_nmr_sample_details.solution_id      1 
_pdbx_nmr_sample_details.contents         '43% TRIFLUROETHANOL-D2 / H2O' 
_pdbx_nmr_sample_details.solvent_system   ? 
# 
_pdbx_nmr_exptl_sample_conditions.conditions_id       1 
_pdbx_nmr_exptl_sample_conditions.temperature         298 
_pdbx_nmr_exptl_sample_conditions.pressure            1 
_pdbx_nmr_exptl_sample_conditions.pH                  4.0 
_pdbx_nmr_exptl_sample_conditions.ionic_strength      ? 
_pdbx_nmr_exptl_sample_conditions.pressure_units      atm 
_pdbx_nmr_exptl_sample_conditions.temperature_units   K 
# 
loop_
_pdbx_nmr_exptl.experiment_id 
_pdbx_nmr_exptl.conditions_id 
_pdbx_nmr_exptl.type 
_pdbx_nmr_exptl.solution_id 
1 1 NOESY           1 
2 1 COSY            1 
3 1 'TOCSY SPECTRA' 1 
# 
_pdbx_nmr_details.entry_id   1CKX 
_pdbx_nmr_details.text       
;THE SOLUTION STRUCTURES OF THE PEPTIDE (P26) BASED ON THE PHE508 REGION OF 
CFTR WERE DETERMINED BY HOMONUCLEAR 1H NMR SPECTROSCOPY PERFORMED AT 600 MHZ. 
THE PEPTIDE WAS SYNTHETICALLY MADE AND WAS UNLABELED. NOESY AT 100, 200 AND 300 
MS MIXING TIMES, A TOCSY AT 65 MS AND COSY SPECTRA WERE COLLECTED AT 25OC IN 
43% TFE-D2 AND H2O.
;
# 
_pdbx_nmr_refine.entry_id           1CKX 
_pdbx_nmr_refine.method             'distance geometry' 
_pdbx_nmr_refine.details            ? 
_pdbx_nmr_refine.software_ordinal   1 
# 
loop_
_pdbx_nmr_software.classification 
_pdbx_nmr_software.name 
_pdbx_nmr_software.version 
_pdbx_nmr_software.authors 
_pdbx_nmr_software.ordinal 
refinement           X-PLOR     3.8 BRUNGER 1 
'structure solution' NMRVIEW2.1 ?   ?       2 
# 
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  
ARG N    N N N 14  
ARG CA   C N S 15  
ARG C    C N N 16  
ARG O    O N N 17  
ARG CB   C N N 18  
ARG CG   C N N 19  
ARG CD   C N N 20  
ARG NE   N N N 21  
ARG CZ   C N N 22  
ARG NH1  N N N 23  
ARG NH2  N N N 24  
ARG OXT  O N N 25  
ARG H    H N N 26  
ARG H2   H N N 27  
ARG HA   H N N 28  
ARG HB2  H N N 29  
ARG HB3  H N N 30  
ARG HG2  H N N 31  
ARG HG3  H N N 32  
ARG HD2  H N N 33  
ARG HD3  H N N 34  
ARG HE   H N N 35  
ARG HH11 H N N 36  
ARG HH12 H N N 37  
ARG HH21 H N N 38  
ARG HH22 H N N 39  
ARG HXT  H N N 40  
ASN N    N N N 41  
ASN CA   C N S 42  
ASN C    C N N 43  
ASN O    O N N 44  
ASN CB   C N N 45  
ASN CG   C N N 46  
ASN OD1  O N N 47  
ASN ND2  N N N 48  
ASN OXT  O N N 49  
ASN H    H N N 50  
ASN H2   H N N 51  
ASN HA   H N N 52  
ASN HB2  H N N 53  
ASN HB3  H N N 54  
ASN HD21 H N N 55  
ASN HD22 H N N 56  
ASN HXT  H N N 57  
ASP N    N N N 58  
ASP CA   C N S 59  
ASP C    C N N 60  
ASP O    O N N 61  
ASP CB   C N N 62  
ASP CG   C N N 63  
ASP OD1  O N N 64  
ASP OD2  O N N 65  
ASP OXT  O N N 66  
ASP H    H N N 67  
ASP H2   H N N 68  
ASP HA   H N N 69  
ASP HB2  H N N 70  
ASP HB3  H N N 71  
ASP HD2  H N N 72  
ASP HXT  H N N 73  
GLU N    N N N 74  
GLU CA   C N S 75  
GLU C    C N N 76  
GLU O    O N N 77  
GLU CB   C N N 78  
GLU CG   C N N 79  
GLU CD   C N N 80  
GLU OE1  O N N 81  
GLU OE2  O N N 82  
GLU OXT  O N N 83  
GLU H    H N N 84  
GLU H2   H N N 85  
GLU HA   H N N 86  
GLU HB2  H N N 87  
GLU HB3  H N N 88  
GLU HG2  H N N 89  
GLU HG3  H N N 90  
GLU HE2  H N N 91  
GLU HXT  H N N 92  
GLY N    N N N 93  
GLY CA   C N N 94  
GLY C    C N N 95  
GLY O    O N N 96  
GLY OXT  O N N 97  
GLY H    H N N 98  
GLY H2   H N N 99  
GLY HA2  H N N 100 
GLY HA3  H N N 101 
GLY HXT  H N N 102 
ILE N    N N N 103 
ILE CA   C N S 104 
ILE C    C N N 105 
ILE O    O N N 106 
ILE CB   C N S 107 
ILE CG1  C N N 108 
ILE CG2  C N N 109 
ILE CD1  C N N 110 
ILE OXT  O N N 111 
ILE H    H N N 112 
ILE H2   H N N 113 
ILE HA   H N N 114 
ILE HB   H N N 115 
ILE HG12 H N N 116 
ILE HG13 H N N 117 
ILE HG21 H N N 118 
ILE HG22 H N N 119 
ILE HG23 H N N 120 
ILE HD11 H N N 121 
ILE HD12 H N N 122 
ILE HD13 H N N 123 
ILE HXT  H N N 124 
LYS N    N N N 125 
LYS CA   C N S 126 
LYS C    C N N 127 
LYS O    O N N 128 
LYS CB   C N N 129 
LYS CG   C N N 130 
LYS CD   C N N 131 
LYS CE   C N N 132 
LYS NZ   N N N 133 
LYS OXT  O N N 134 
LYS H    H N N 135 
LYS H2   H N N 136 
LYS HA   H N N 137 
LYS HB2  H N N 138 
LYS HB3  H N N 139 
LYS HG2  H N N 140 
LYS HG3  H N N 141 
LYS HD2  H N N 142 
LYS HD3  H N N 143 
LYS HE2  H N N 144 
LYS HE3  H N N 145 
LYS HZ1  H N N 146 
LYS HZ2  H N N 147 
LYS HZ3  H N N 148 
LYS HXT  H N N 149 
MET N    N N N 150 
MET CA   C N S 151 
MET C    C N N 152 
MET O    O N N 153 
MET CB   C N N 154 
MET CG   C N N 155 
MET SD   S N N 156 
MET CE   C N N 157 
MET OXT  O N N 158 
MET H    H N N 159 
MET H2   H N N 160 
MET HA   H N N 161 
MET HB2  H N N 162 
MET HB3  H N N 163 
MET HG2  H N N 164 
MET HG3  H N N 165 
MET HE1  H N N 166 
MET HE2  H N N 167 
MET HE3  H N N 168 
MET HXT  H N N 169 
PHE N    N N N 170 
PHE CA   C N S 171 
PHE C    C N N 172 
PHE O    O N N 173 
PHE CB   C N N 174 
PHE CG   C Y N 175 
PHE CD1  C Y N 176 
PHE CD2  C Y N 177 
PHE CE1  C Y N 178 
PHE CE2  C Y N 179 
PHE CZ   C Y N 180 
PHE OXT  O N N 181 
PHE H    H N N 182 
PHE H2   H N N 183 
PHE HA   H N N 184 
PHE HB2  H N N 185 
PHE HB3  H N N 186 
PHE HD1  H N N 187 
PHE HD2  H N N 188 
PHE HE1  H N N 189 
PHE HE2  H N N 190 
PHE HZ   H N N 191 
PHE HXT  H N N 192 
PRO N    N N N 193 
PRO CA   C N S 194 
PRO C    C N N 195 
PRO O    O N N 196 
PRO CB   C N N 197 
PRO CG   C N N 198 
PRO CD   C N N 199 
PRO OXT  O N N 200 
PRO H    H N N 201 
PRO HA   H N N 202 
PRO HB2  H N N 203 
PRO HB3  H N N 204 
PRO HG2  H N N 205 
PRO HG3  H N N 206 
PRO HD2  H N N 207 
PRO HD3  H N N 208 
PRO HXT  H N N 209 
SER N    N N N 210 
SER CA   C N S 211 
SER C    C N N 212 
SER O    O N N 213 
SER CB   C N N 214 
SER OG   O N N 215 
SER OXT  O N N 216 
SER H    H N N 217 
SER H2   H N N 218 
SER HA   H N N 219 
SER HB2  H N N 220 
SER HB3  H N N 221 
SER HG   H N N 222 
SER HXT  H N N 223 
THR N    N N N 224 
THR CA   C N S 225 
THR C    C N N 226 
THR O    O N N 227 
THR CB   C N R 228 
THR OG1  O N N 229 
THR CG2  C N N 230 
THR OXT  O N N 231 
THR H    H N N 232 
THR H2   H N N 233 
THR HA   H N N 234 
THR HB   H N N 235 
THR HG1  H N N 236 
THR HG21 H N N 237 
THR HG22 H N N 238 
THR HG23 H N N 239 
THR HXT  H N N 240 
TYR N    N N N 241 
TYR CA   C N S 242 
TYR C    C N N 243 
TYR O    O N N 244 
TYR CB   C N N 245 
TYR CG   C Y N 246 
TYR CD1  C Y N 247 
TYR CD2  C Y N 248 
TYR CE1  C Y N 249 
TYR CE2  C Y N 250 
TYR CZ   C Y N 251 
TYR OH   O N N 252 
TYR OXT  O N N 253 
TYR H    H N N 254 
TYR H2   H N N 255 
TYR HA   H N N 256 
TYR HB2  H N N 257 
TYR HB3  H N N 258 
TYR HD1  H N N 259 
TYR HD2  H N N 260 
TYR HE1  H N N 261 
TYR HE2  H N N 262 
TYR HH   H N N 263 
TYR HXT  H N N 264 
VAL N    N N N 265 
VAL CA   C N S 266 
VAL C    C N N 267 
VAL O    O N N 268 
VAL CB   C N N 269 
VAL CG1  C N N 270 
VAL CG2  C N N 271 
VAL OXT  O N N 272 
VAL H    H N N 273 
VAL H2   H N N 274 
VAL HA   H N N 275 
VAL HB   H N N 276 
VAL HG11 H N N 277 
VAL HG12 H N N 278 
VAL HG13 H N N 279 
VAL HG21 H N N 280 
VAL HG22 H N N 281 
VAL HG23 H N N 282 
VAL HXT  H N N 283 
# 
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  
ARG N   CA   sing N N 13  
ARG N   H    sing N N 14  
ARG N   H2   sing N N 15  
ARG CA  C    sing N N 16  
ARG CA  CB   sing N N 17  
ARG CA  HA   sing N N 18  
ARG C   O    doub N N 19  
ARG C   OXT  sing N N 20  
ARG CB  CG   sing N N 21  
ARG CB  HB2  sing N N 22  
ARG CB  HB3  sing N N 23  
ARG CG  CD   sing N N 24  
ARG CG  HG2  sing N N 25  
ARG CG  HG3  sing N N 26  
ARG CD  NE   sing N N 27  
ARG CD  HD2  sing N N 28  
ARG CD  HD3  sing N N 29  
ARG NE  CZ   sing N N 30  
ARG NE  HE   sing N N 31  
ARG CZ  NH1  sing N N 32  
ARG CZ  NH2  doub N N 33  
ARG NH1 HH11 sing N N 34  
ARG NH1 HH12 sing N N 35  
ARG NH2 HH21 sing N N 36  
ARG NH2 HH22 sing N N 37  
ARG OXT HXT  sing N N 38  
ASN N   CA   sing N N 39  
ASN N   H    sing N N 40  
ASN N   H2   sing N N 41  
ASN CA  C    sing N N 42  
ASN CA  CB   sing N N 43  
ASN CA  HA   sing N N 44  
ASN C   O    doub N N 45  
ASN C   OXT  sing N N 46  
ASN CB  CG   sing N N 47  
ASN CB  HB2  sing N N 48  
ASN CB  HB3  sing N N 49  
ASN CG  OD1  doub N N 50  
ASN CG  ND2  sing N N 51  
ASN ND2 HD21 sing N N 52  
ASN ND2 HD22 sing N N 53  
ASN OXT HXT  sing N N 54  
ASP N   CA   sing N N 55  
ASP N   H    sing N N 56  
ASP N   H2   sing N N 57  
ASP CA  C    sing N N 58  
ASP CA  CB   sing N N 59  
ASP CA  HA   sing N N 60  
ASP C   O    doub N N 61  
ASP C   OXT  sing N N 62  
ASP CB  CG   sing N N 63  
ASP CB  HB2  sing N N 64  
ASP CB  HB3  sing N N 65  
ASP CG  OD1  doub N N 66  
ASP CG  OD2  sing N N 67  
ASP OD2 HD2  sing N N 68  
ASP OXT HXT  sing N N 69  
GLU N   CA   sing N N 70  
GLU N   H    sing N N 71  
GLU N   H2   sing N N 72  
GLU CA  C    sing N N 73  
GLU CA  CB   sing N N 74  
GLU CA  HA   sing N N 75  
GLU C   O    doub N N 76  
GLU C   OXT  sing N N 77  
GLU CB  CG   sing N N 78  
GLU CB  HB2  sing N N 79  
GLU CB  HB3  sing N N 80  
GLU CG  CD   sing N N 81  
GLU CG  HG2  sing N N 82  
GLU CG  HG3  sing N N 83  
GLU CD  OE1  doub N N 84  
GLU CD  OE2  sing N N 85  
GLU OE2 HE2  sing N N 86  
GLU OXT HXT  sing N N 87  
GLY N   CA   sing N N 88  
GLY N   H    sing N N 89  
GLY N   H2   sing N N 90  
GLY CA  C    sing N N 91  
GLY CA  HA2  sing N N 92  
GLY CA  HA3  sing N N 93  
GLY C   O    doub N N 94  
GLY C   OXT  sing N N 95  
GLY OXT HXT  sing N N 96  
ILE N   CA   sing N N 97  
ILE N   H    sing N N 98  
ILE N   H2   sing N N 99  
ILE CA  C    sing N N 100 
ILE CA  CB   sing N N 101 
ILE CA  HA   sing N N 102 
ILE C   O    doub N N 103 
ILE C   OXT  sing N N 104 
ILE CB  CG1  sing N N 105 
ILE CB  CG2  sing N N 106 
ILE CB  HB   sing N N 107 
ILE CG1 CD1  sing N N 108 
ILE CG1 HG12 sing N N 109 
ILE CG1 HG13 sing N N 110 
ILE CG2 HG21 sing N N 111 
ILE CG2 HG22 sing N N 112 
ILE CG2 HG23 sing N N 113 
ILE CD1 HD11 sing N N 114 
ILE CD1 HD12 sing N N 115 
ILE CD1 HD13 sing N N 116 
ILE OXT HXT  sing N N 117 
LYS N   CA   sing N N 118 
LYS N   H    sing N N 119 
LYS N   H2   sing N N 120 
LYS CA  C    sing N N 121 
LYS CA  CB   sing N N 122 
LYS CA  HA   sing N N 123 
LYS C   O    doub N N 124 
LYS C   OXT  sing N N 125 
LYS CB  CG   sing N N 126 
LYS CB  HB2  sing N N 127 
LYS CB  HB3  sing N N 128 
LYS CG  CD   sing N N 129 
LYS CG  HG2  sing N N 130 
LYS CG  HG3  sing N N 131 
LYS CD  CE   sing N N 132 
LYS CD  HD2  sing N N 133 
LYS CD  HD3  sing N N 134 
LYS CE  NZ   sing N N 135 
LYS CE  HE2  sing N N 136 
LYS CE  HE3  sing N N 137 
LYS NZ  HZ1  sing N N 138 
LYS NZ  HZ2  sing N N 139 
LYS NZ  HZ3  sing N N 140 
LYS OXT HXT  sing N N 141 
MET N   CA   sing N N 142 
MET N   H    sing N N 143 
MET N   H2   sing N N 144 
MET CA  C    sing N N 145 
MET CA  CB   sing N N 146 
MET CA  HA   sing N N 147 
MET C   O    doub N N 148 
MET C   OXT  sing N N 149 
MET CB  CG   sing N N 150 
MET CB  HB2  sing N N 151 
MET CB  HB3  sing N N 152 
MET CG  SD   sing N N 153 
MET CG  HG2  sing N N 154 
MET CG  HG3  sing N N 155 
MET SD  CE   sing N N 156 
MET CE  HE1  sing N N 157 
MET CE  HE2  sing N N 158 
MET CE  HE3  sing N N 159 
MET OXT HXT  sing N N 160 
PHE N   CA   sing N N 161 
PHE N   H    sing N N 162 
PHE N   H2   sing N N 163 
PHE CA  C    sing N N 164 
PHE CA  CB   sing N N 165 
PHE CA  HA   sing N N 166 
PHE C   O    doub N N 167 
PHE C   OXT  sing N N 168 
PHE CB  CG   sing N N 169 
PHE CB  HB2  sing N N 170 
PHE CB  HB3  sing N N 171 
PHE CG  CD1  doub Y N 172 
PHE CG  CD2  sing Y N 173 
PHE CD1 CE1  sing Y N 174 
PHE CD1 HD1  sing N N 175 
PHE CD2 CE2  doub Y N 176 
PHE CD2 HD2  sing N N 177 
PHE CE1 CZ   doub Y N 178 
PHE CE1 HE1  sing N N 179 
PHE CE2 CZ   sing Y N 180 
PHE CE2 HE2  sing N N 181 
PHE CZ  HZ   sing N N 182 
PHE OXT HXT  sing N N 183 
PRO N   CA   sing N N 184 
PRO N   CD   sing N N 185 
PRO N   H    sing N N 186 
PRO CA  C    sing N N 187 
PRO CA  CB   sing N N 188 
PRO CA  HA   sing N N 189 
PRO C   O    doub N N 190 
PRO C   OXT  sing N N 191 
PRO CB  CG   sing N N 192 
PRO CB  HB2  sing N N 193 
PRO CB  HB3  sing N N 194 
PRO CG  CD   sing N N 195 
PRO CG  HG2  sing N N 196 
PRO CG  HG3  sing N N 197 
PRO CD  HD2  sing N N 198 
PRO CD  HD3  sing N N 199 
PRO OXT HXT  sing N N 200 
SER N   CA   sing N N 201 
SER N   H    sing N N 202 
SER N   H2   sing N N 203 
SER CA  C    sing N N 204 
SER CA  CB   sing N N 205 
SER CA  HA   sing N N 206 
SER C   O    doub N N 207 
SER C   OXT  sing N N 208 
SER CB  OG   sing N N 209 
SER CB  HB2  sing N N 210 
SER CB  HB3  sing N N 211 
SER OG  HG   sing N N 212 
SER OXT HXT  sing N N 213 
THR N   CA   sing N N 214 
THR N   H    sing N N 215 
THR N   H2   sing N N 216 
THR CA  C    sing N N 217 
THR CA  CB   sing N N 218 
THR CA  HA   sing N N 219 
THR C   O    doub N N 220 
THR C   OXT  sing N N 221 
THR CB  OG1  sing N N 222 
THR CB  CG2  sing N N 223 
THR CB  HB   sing N N 224 
THR OG1 HG1  sing N N 225 
THR CG2 HG21 sing N N 226 
THR CG2 HG22 sing N N 227 
THR CG2 HG23 sing N N 228 
THR OXT HXT  sing N N 229 
TYR N   CA   sing N N 230 
TYR N   H    sing N N 231 
TYR N   H2   sing N N 232 
TYR CA  C    sing N N 233 
TYR CA  CB   sing N N 234 
TYR CA  HA   sing N N 235 
TYR C   O    doub N N 236 
TYR C   OXT  sing N N 237 
TYR CB  CG   sing N N 238 
TYR CB  HB2  sing N N 239 
TYR CB  HB3  sing N N 240 
TYR CG  CD1  doub Y N 241 
TYR CG  CD2  sing Y N 242 
TYR CD1 CE1  sing Y N 243 
TYR CD1 HD1  sing N N 244 
TYR CD2 CE2  doub Y N 245 
TYR CD2 HD2  sing N N 246 
TYR CE1 CZ   doub Y N 247 
TYR CE1 HE1  sing N N 248 
TYR CE2 CZ   sing Y N 249 
TYR CE2 HE2  sing N N 250 
TYR CZ  OH   sing N N 251 
TYR OH  HH   sing N N 252 
TYR OXT HXT  sing N N 253 
VAL N   CA   sing N N 254 
VAL N   H    sing N N 255 
VAL N   H2   sing N N 256 
VAL CA  C    sing N N 257 
VAL CA  CB   sing N N 258 
VAL CA  HA   sing N N 259 
VAL C   O    doub N N 260 
VAL C   OXT  sing N N 261 
VAL CB  CG1  sing N N 262 
VAL CB  CG2  sing N N 263 
VAL CB  HB   sing N N 264 
VAL CG1 HG11 sing N N 265 
VAL CG1 HG12 sing N N 266 
VAL CG1 HG13 sing N N 267 
VAL CG2 HG21 sing N N 268 
VAL CG2 HG22 sing N N 269 
VAL CG2 HG23 sing N N 270 
VAL OXT HXT  sing N N 271 
# 
_pdbx_nmr_spectrometer.spectrometer_id   1 
_pdbx_nmr_spectrometer.model             UNITYPLUS 
_pdbx_nmr_spectrometer.manufacturer      Varian 
_pdbx_nmr_spectrometer.field_strength    600 
_pdbx_nmr_spectrometer.type              ? 
# 
_atom_sites.entry_id                    1CKX 
_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_