data_6OTB
# 
_entry.id   6OTB 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.398 
_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   6OTB         pdb_00006otb 10.2210/pdb6otb/pdb 
WWPDB D_1000241310 ?            ?                   
BMRB  30299        ?            10.13018/BMR30299   
# 
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 2020-05-06 
2 'Structure model' 1 1 2023-06-14 
3 'Structure model' 1 2 2024-11-13 
# 
_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' 'Database references' 
2 2 'Structure model' Other                 
3 3 'Structure model' 'Data collection'     
4 3 'Structure model' 'Database references' 
5 3 '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 2 'Structure model' database_2                
2 2 'Structure model' pdbx_database_status      
3 3 'Structure model' chem_comp_atom            
4 3 'Structure model' chem_comp_bond            
5 3 'Structure model' database_2                
6 3 'Structure model' pdbx_entry_details        
7 3 'Structure model' pdbx_modification_feature 
# 
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 2 'Structure model' '_database_2.pdbx_DOI'                       
2 2 'Structure model' '_database_2.pdbx_database_accession'        
3 2 'Structure model' '_pdbx_database_status.status_code_nmr_data' 
4 3 'Structure model' '_database_2.pdbx_DOI'                       
# 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.status_code_sf                  ? 
_pdbx_database_status.status_code_mr                  REL 
_pdbx_database_status.entry_id                        6OTB 
_pdbx_database_status.recvd_initial_deposition_date   2019-05-02 
_pdbx_database_status.SG_entry                        N 
_pdbx_database_status.deposit_site                    RCSB 
_pdbx_database_status.process_site                    RCSB 
_pdbx_database_status.status_code_cs                  REL 
_pdbx_database_status.methods_development_category    ? 
_pdbx_database_status.pdb_format_compatible           Y 
_pdbx_database_status.status_code_nmr_data            REL 
# 
_pdbx_database_related.db_name        BMRB 
_pdbx_database_related.details        'NMR structure of alpha conotoxin SII' 
_pdbx_database_related.db_id          30299 
_pdbx_database_related.content_type   unspecified 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
_audit_author.identifier_ORCID 
'Chin, Y.K.-Y.' 1 0000-0002-3367-6897 
'Wilhelm, P.'   2 0000-0002-5164-248X 
'Alewood, P.F.' 3 0000-0001-7454-6522 
# 
_citation.abstract                  ? 
_citation.abstract_id_CAS           ? 
_citation.book_id_ISBN              ? 
_citation.book_publisher            ? 
_citation.book_publisher_city       ? 
_citation.book_title                ? 
_citation.coordinate_linkage        ? 
_citation.country                   ? 
_citation.database_id_Medline       ? 
_citation.details                   ? 
_citation.id                        primary 
_citation.journal_abbrev            'To Be Published' 
_citation.journal_id_ASTM           ? 
_citation.journal_id_CSD            0353 
_citation.journal_id_ISSN           ? 
_citation.journal_full              ? 
_citation.journal_issue             ? 
_citation.journal_volume            ? 
_citation.language                  ? 
_citation.page_first                ? 
_citation.page_last                 ? 
_citation.title                     
'Structural and Pharmacological Characterization of alpha-Conotoxin SII: The sole member of framework II' 
_citation.year                      ? 
_citation.database_id_CSD           ? 
_citation.pdbx_database_id_DOI      ? 
_citation.pdbx_database_id_PubMed   ? 
_citation.unpublished_flag          ? 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Wilhelm, P.'      1 ? 
primary 'Chin, Y.K.-Y.'    2 ? 
primary 'Luna-Ramirez, K.' 3 ? 
primary 'Tae, H.-S.'       4 ? 
primary 'King, G.F.'       5 ? 
primary 'Adams, D.J.'      6 ? 
primary 'Alewood, P.F.'    7 ? 
# 
_entity.id                         1 
_entity.type                       polymer 
_entity.src_method                 syn 
_entity.pdbx_description           'Alpha-conotoxin S2' 
_entity.formula_weight             1797.026 
_entity.pdbx_number_of_molecules   1 
_entity.pdbx_ec                    ? 
_entity.pdbx_mutation              ? 
_entity.pdbx_fragment              'residues 51-69' 
_entity.details                    ? 
# 
_entity_name_com.entity_id   1 
_entity_name_com.name        'Alpha-conotoxin SII' 
# 
_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       GCCCNPACGPNYGCGTSCS 
_entity_poly.pdbx_seq_one_letter_code_can   GCCCNPACGPNYGCGTSCS 
_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  GLY n 
1 2  CYS n 
1 3  CYS n 
1 4  CYS n 
1 5  ASN n 
1 6  PRO n 
1 7  ALA n 
1 8  CYS n 
1 9  GLY n 
1 10 PRO n 
1 11 ASN n 
1 12 TYR n 
1 13 GLY n 
1 14 CYS n 
1 15 GLY n 
1 16 THR n 
1 17 SER n 
1 18 CYS n 
1 19 SER 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       1 
_pdbx_entity_src_syn.pdbx_end_seq_num       19 
_pdbx_entity_src_syn.organism_scientific    'Conus striatus' 
_pdbx_entity_src_syn.organism_common_name   'Striated cone' 
_pdbx_entity_src_syn.ncbi_taxonomy_id       6493 
_pdbx_entity_src_syn.details                ? 
# 
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 
CYS 'L-peptide linking' y CYSTEINE   ? 'C3 H7 N O2 S' 121.158 
GLY 'peptide linking'   y GLYCINE    ? 'C2 H5 N O2'   75.067  
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 
# 
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  CYS 4  4  4  CYS CYS A . n 
A 1 5  ASN 5  5  5  ASN ASN A . n 
A 1 6  PRO 6  6  6  PRO PRO A . n 
A 1 7  ALA 7  7  7  ALA ALA A . n 
A 1 8  CYS 8  8  8  CYS CYS A . n 
A 1 9  GLY 9  9  9  GLY GLY A . n 
A 1 10 PRO 10 10 10 PRO PRO A . n 
A 1 11 ASN 11 11 11 ASN ASN A . n 
A 1 12 TYR 12 12 12 TYR TYR A . n 
A 1 13 GLY 13 13 13 GLY GLY A . n 
A 1 14 CYS 14 14 14 CYS CYS A . n 
A 1 15 GLY 15 15 15 GLY GLY A . n 
A 1 16 THR 16 16 16 THR THR A . n 
A 1 17 SER 17 17 17 SER SER A . n 
A 1 18 CYS 18 18 18 CYS CYS A . n 
A 1 19 SER 19 19 19 SER SER A . n 
# 
_exptl.absorpt_coefficient_mu     ? 
_exptl.absorpt_correction_T_max   ? 
_exptl.absorpt_correction_T_min   ? 
_exptl.absorpt_correction_type    ? 
_exptl.absorpt_process_details    ? 
_exptl.entry_id                   6OTB 
_exptl.crystals_number            ? 
_exptl.details                    ? 
_exptl.method                     'SOLUTION NMR' 
_exptl.method_details             ? 
# 
_struct.entry_id                     6OTB 
_struct.title                        'NMR structure of alpha conotoxin SII' 
_struct.pdbx_model_details           ? 
_struct.pdbx_formula_weight          ? 
_struct.pdbx_formula_weight_method   ? 
_struct.pdbx_model_type_details      ? 
_struct.pdbx_CASP_flag               N 
# 
_struct_keywords.entry_id        6OTB 
_struct_keywords.text            TOXIN 
_struct_keywords.pdbx_keywords   TOXIN 
# 
_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                    CAS2_CONST 
_struct_ref.pdbx_db_accession          P28879 
_struct_ref.pdbx_db_isoform            ? 
_struct_ref.entity_id                  1 
_struct_ref.pdbx_seq_one_letter_code   GCCCNPACGPNYGCGTSCS 
_struct_ref.pdbx_align_begin           51 
# 
_struct_ref_seq.align_id                      1 
_struct_ref_seq.ref_id                        1 
_struct_ref_seq.pdbx_PDB_id_code              6OTB 
_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                 19 
_struct_ref_seq.pdbx_seq_align_end_ins_code   ? 
_struct_ref_seq.pdbx_db_accession             P28879 
_struct_ref_seq.db_align_beg                  51 
_struct_ref_seq.pdbx_db_align_beg_ins_code    ? 
_struct_ref_seq.db_align_end                  69 
_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       19 
# 
_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 
# 
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)' 0    ? 
1 MORE         0    ? 
1 'SSA (A^2)'  1580 ? 
# 
_pdbx_struct_assembly_gen.assembly_id       1 
_pdbx_struct_assembly_gen.oper_expression   1 
_pdbx_struct_assembly_gen.asym_id_list      A 
# 
_pdbx_struct_assembly_auth_evidence.id                     1 
_pdbx_struct_assembly_auth_evidence.assembly_id            1 
_pdbx_struct_assembly_auth_evidence.experimental_support   none 
_pdbx_struct_assembly_auth_evidence.details                ? 
# 
_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 
# 
_struct_conf.conf_type_id            HELX_P 
_struct_conf.id                      HELX_P1 
_struct_conf.pdbx_PDB_helix_id       AA1 
_struct_conf.beg_label_comp_id       ASN 
_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       GLY 
_struct_conf.end_label_asym_id       A 
_struct_conf.end_label_seq_id        9 
_struct_conf.pdbx_end_PDB_ins_code   ? 
_struct_conf.beg_auth_comp_id        ASN 
_struct_conf.beg_auth_asym_id        A 
_struct_conf.beg_auth_seq_id         5 
_struct_conf.end_auth_comp_id        GLY 
_struct_conf.end_auth_asym_id        A 
_struct_conf.end_auth_seq_id         9 
_struct_conf.pdbx_PDB_helix_class    5 
_struct_conf.details                 ? 
_struct_conf.pdbx_PDB_helix_length   5 
# 
_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 18 SG ? ? A CYS 2 A CYS 18 1_555 ? ? ? ? ? ? ? 2.100 ? ? 
disulf2 disulf ? ? A CYS 3 SG ? ? ? 1_555 A CYS 8  SG ? ? A CYS 3 A CYS 8  1_555 ? ? ? ? ? ? ? 2.000 ? ? 
disulf3 disulf ? ? A CYS 4 SG ? ? ? 1_555 A CYS 14 SG ? ? A CYS 4 A CYS 14 1_555 ? ? ? ? ? ? ? 2.000 ? ? 
# 
_struct_conn_type.id          disulf 
_struct_conn_type.criteria    ? 
_struct_conn_type.reference   ? 
# 
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 CYS A 2 ? CYS A 18 ? CYS A 2 ? 1_555 CYS A 18 ? 1_555 SG SG . . . None 'Disulfide bridge' 
2 CYS A 3 ? CYS A 8  ? CYS A 3 ? 1_555 CYS A 8  ? 1_555 SG SG . . . None 'Disulfide bridge' 
3 CYS A 4 ? CYS A 14 ? CYS A 4 ? 1_555 CYS A 14 ? 1_555 SG SG . . . None 'Disulfide bridge' 
# 
_pdbx_entry_details.entry_id                   6OTB 
_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_
_pdbx_validate_torsion.id 
_pdbx_validate_torsion.PDB_model_num 
_pdbx_validate_torsion.auth_comp_id 
_pdbx_validate_torsion.auth_asym_id 
_pdbx_validate_torsion.auth_seq_id 
_pdbx_validate_torsion.PDB_ins_code 
_pdbx_validate_torsion.label_alt_id 
_pdbx_validate_torsion.phi 
_pdbx_validate_torsion.psi 
1  1  CYS A 4  ? ? -137.65 -41.68 
2  1  CYS A 18 ? ? -109.79 59.21  
3  2  CYS A 4  ? ? -137.27 -41.60 
4  3  CYS A 4  ? ? -137.74 -41.69 
5  4  CYS A 4  ? ? -138.48 -41.76 
6  5  CYS A 4  ? ? -138.42 -41.81 
7  6  CYS A 4  ? ? -137.17 -41.63 
8  7  CYS A 4  ? ? -137.47 -41.67 
9  8  CYS A 4  ? ? -137.68 -41.74 
10 9  CYS A 4  ? ? -139.56 -41.94 
11 10 CYS A 4  ? ? -137.57 -41.68 
12 11 CYS A 4  ? ? -137.39 -41.64 
13 12 CYS A 4  ? ? -137.39 -41.69 
14 13 CYS A 4  ? ? -137.41 -41.62 
15 14 CYS A 4  ? ? -137.65 -41.69 
16 15 CYS A 4  ? ? -137.63 -41.64 
17 16 CYS A 4  ? ? -139.20 -41.80 
18 17 CYS A 4  ? ? -137.98 -41.70 
19 18 CYS A 4  ? ? -137.72 -41.73 
20 19 CYS A 4  ? ? -137.67 -41.68 
21 20 CYS A 4  ? ? -137.44 -41.49 
# 
_pdbx_nmr_ensemble.entry_id                                      6OTB 
_pdbx_nmr_ensemble.conformers_calculated_total_number            30 
_pdbx_nmr_ensemble.conformers_submitted_total_number             20 
_pdbx_nmr_ensemble.conformer_selection_criteria                  'target function' 
_pdbx_nmr_ensemble.representative_conformer                      ? 
_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             6OTB 
_pdbx_nmr_representative.conformer_id         1 
_pdbx_nmr_representative.selection_criteria   'lowest energy' 
# 
_pdbx_nmr_sample_details.solution_id      1 
_pdbx_nmr_sample_details.contents         '20 mM sodium phosphate, 2.1 mM Alpha conotoxin SII, 95% H2O/5% D2O' 
_pdbx_nmr_sample_details.solvent_system   '95% H2O/5% D2O' 
_pdbx_nmr_sample_details.label            SII 
_pdbx_nmr_sample_details.type             solution 
_pdbx_nmr_sample_details.details          ? 
# 
loop_
_pdbx_nmr_exptl_sample.solution_id 
_pdbx_nmr_exptl_sample.component 
_pdbx_nmr_exptl_sample.concentration 
_pdbx_nmr_exptl_sample.concentration_range 
_pdbx_nmr_exptl_sample.concentration_units 
_pdbx_nmr_exptl_sample.isotopic_labeling 
1 'sodium phosphate'    20  ? mM 'natural abundance' 
1 'Alpha conotoxin SII' 2.1 ? mM 'natural abundance' 
# 
_pdbx_nmr_exptl_sample_conditions.conditions_id          1 
_pdbx_nmr_exptl_sample_conditions.temperature            298 
_pdbx_nmr_exptl_sample_conditions.pressure_units         atm 
_pdbx_nmr_exptl_sample_conditions.pressure               1 
_pdbx_nmr_exptl_sample_conditions.pH                     6 
_pdbx_nmr_exptl_sample_conditions.ionic_strength         20 
_pdbx_nmr_exptl_sample_conditions.details                ? 
_pdbx_nmr_exptl_sample_conditions.ionic_strength_err     ? 
_pdbx_nmr_exptl_sample_conditions.ionic_strength_units   mM 
_pdbx_nmr_exptl_sample_conditions.label                  SII 
_pdbx_nmr_exptl_sample_conditions.pH_err                 ? 
_pdbx_nmr_exptl_sample_conditions.pH_units               pH 
_pdbx_nmr_exptl_sample_conditions.pressure_err           ? 
_pdbx_nmr_exptl_sample_conditions.temperature_err        ? 
_pdbx_nmr_exptl_sample_conditions.temperature_units      K 
# 
loop_
_pdbx_nmr_exptl.experiment_id 
_pdbx_nmr_exptl.conditions_id 
_pdbx_nmr_exptl.solution_id 
_pdbx_nmr_exptl.type 
_pdbx_nmr_exptl.spectrometer_id 
_pdbx_nmr_exptl.sample_state 
1 1 1 '2D 1H-15N HSQC' 1 isotropic 
2 1 1 '2D 1H-13C HSQC' 1 isotropic 
3 1 1 '2D 1H-1H TOCSY' 1 isotropic 
4 1 1 '2D 1H-1H NOESY' 1 isotropic 
# 
_pdbx_nmr_refine.entry_id           6OTB 
_pdbx_nmr_refine.method             'torsion angle dynamics' 
_pdbx_nmr_refine.details            
;The authors state that they initially calculated and kept 30 structures according to the structures' target function.  Then they selected 20 out of the 30 according to the MolProbity score (i.e. stereochemical properties).
;
_pdbx_nmr_refine.software_ordinal   2 
# 
loop_
_pdbx_nmr_software.ordinal 
_pdbx_nmr_software.classification 
_pdbx_nmr_software.name 
_pdbx_nmr_software.version 
_pdbx_nmr_software.authors 
1 collection                  TopSpin           ? 'Bruker Biospin'                    
2 refinement                  CYANA             ? 'Guntert, Mumenthaler and Wuthrich' 
3 'chemical shift assignment' 'CcpNmr Analysis' ? CCPN                                
4 'geometry optimization'     TALOS             ? 'Cornilescu, Delaglio and Bax'      
5 'peak picking'              'CcpNmr Analysis' ? CCPN                                
6 'chemical shift assignment' CYANA             ? 'Guntert, Mumenthaler and Wuthrich' 
7 'structure calculation'     CYANA             ? 'Guntert, Mumenthaler and Wuthrich' 
# 
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  
CYS N    N N N 31  
CYS CA   C N R 32  
CYS C    C N N 33  
CYS O    O N N 34  
CYS CB   C N N 35  
CYS SG   S N N 36  
CYS OXT  O N N 37  
CYS H    H N N 38  
CYS H2   H N N 39  
CYS HA   H N N 40  
CYS HB2  H N N 41  
CYS HB3  H N N 42  
CYS HG   H N N 43  
CYS HXT  H N N 44  
GLY N    N N N 45  
GLY CA   C N N 46  
GLY C    C N N 47  
GLY O    O N N 48  
GLY OXT  O N N 49  
GLY H    H N N 50  
GLY H2   H N N 51  
GLY HA2  H N N 52  
GLY HA3  H N N 53  
GLY HXT  H N N 54  
PRO N    N N N 55  
PRO CA   C N S 56  
PRO C    C N N 57  
PRO O    O N N 58  
PRO CB   C N N 59  
PRO CG   C N N 60  
PRO CD   C N N 61  
PRO OXT  O N N 62  
PRO H    H N N 63  
PRO HA   H N N 64  
PRO HB2  H N N 65  
PRO HB3  H N N 66  
PRO HG2  H N N 67  
PRO HG3  H N N 68  
PRO HD2  H N N 69  
PRO HD3  H N N 70  
PRO HXT  H N N 71  
SER N    N N N 72  
SER CA   C N S 73  
SER C    C N N 74  
SER O    O N N 75  
SER CB   C N N 76  
SER OG   O N N 77  
SER OXT  O N N 78  
SER H    H N N 79  
SER H2   H N N 80  
SER HA   H N N 81  
SER HB2  H N N 82  
SER HB3  H N N 83  
SER HG   H N N 84  
SER HXT  H N N 85  
THR N    N N N 86  
THR CA   C N S 87  
THR C    C N N 88  
THR O    O N N 89  
THR CB   C N R 90  
THR OG1  O N N 91  
THR CG2  C N N 92  
THR OXT  O N N 93  
THR H    H N N 94  
THR H2   H N N 95  
THR HA   H N N 96  
THR HB   H N N 97  
THR HG1  H N N 98  
THR HG21 H N N 99  
THR HG22 H N N 100 
THR HG23 H N N 101 
THR HXT  H N N 102 
TYR N    N N N 103 
TYR CA   C N S 104 
TYR C    C N N 105 
TYR O    O N N 106 
TYR CB   C N N 107 
TYR CG   C Y N 108 
TYR CD1  C Y N 109 
TYR CD2  C Y N 110 
TYR CE1  C Y N 111 
TYR CE2  C Y N 112 
TYR CZ   C Y N 113 
TYR OH   O N N 114 
TYR OXT  O N N 115 
TYR H    H N N 116 
TYR H2   H N N 117 
TYR HA   H N N 118 
TYR HB2  H N N 119 
TYR HB3  H N N 120 
TYR HD1  H N N 121 
TYR HD2  H N N 122 
TYR HE1  H N N 123 
TYR HE2  H N N 124 
TYR HH   H N N 125 
TYR HXT  H N N 126 
# 
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  
CYS N   CA   sing N N 29  
CYS N   H    sing N N 30  
CYS N   H2   sing N N 31  
CYS CA  C    sing N N 32  
CYS CA  CB   sing N N 33  
CYS CA  HA   sing N N 34  
CYS C   O    doub N N 35  
CYS C   OXT  sing N N 36  
CYS CB  SG   sing N N 37  
CYS CB  HB2  sing N N 38  
CYS CB  HB3  sing N N 39  
CYS SG  HG   sing N N 40  
CYS OXT HXT  sing N N 41  
GLY N   CA   sing N N 42  
GLY N   H    sing N N 43  
GLY N   H2   sing N N 44  
GLY CA  C    sing N N 45  
GLY CA  HA2  sing N N 46  
GLY CA  HA3  sing N N 47  
GLY C   O    doub N N 48  
GLY C   OXT  sing N N 49  
GLY OXT HXT  sing N N 50  
PRO N   CA   sing N N 51  
PRO N   CD   sing N N 52  
PRO N   H    sing N N 53  
PRO CA  C    sing N N 54  
PRO CA  CB   sing N N 55  
PRO CA  HA   sing N N 56  
PRO C   O    doub N N 57  
PRO C   OXT  sing N N 58  
PRO CB  CG   sing N N 59  
PRO CB  HB2  sing N N 60  
PRO CB  HB3  sing N N 61  
PRO CG  CD   sing N N 62  
PRO CG  HG2  sing N N 63  
PRO CG  HG3  sing N N 64  
PRO CD  HD2  sing N N 65  
PRO CD  HD3  sing N N 66  
PRO OXT HXT  sing N N 67  
SER N   CA   sing N N 68  
SER N   H    sing N N 69  
SER N   H2   sing N N 70  
SER CA  C    sing N N 71  
SER CA  CB   sing N N 72  
SER CA  HA   sing N N 73  
SER C   O    doub N N 74  
SER C   OXT  sing N N 75  
SER CB  OG   sing N N 76  
SER CB  HB2  sing N N 77  
SER CB  HB3  sing N N 78  
SER OG  HG   sing N N 79  
SER OXT HXT  sing N N 80  
THR N   CA   sing N N 81  
THR N   H    sing N N 82  
THR N   H2   sing N N 83  
THR CA  C    sing N N 84  
THR CA  CB   sing N N 85  
THR CA  HA   sing N N 86  
THR C   O    doub N N 87  
THR C   OXT  sing N N 88  
THR CB  OG1  sing N N 89  
THR CB  CG2  sing N N 90  
THR CB  HB   sing N N 91  
THR OG1 HG1  sing N N 92  
THR CG2 HG21 sing N N 93  
THR CG2 HG22 sing N N 94  
THR CG2 HG23 sing N N 95  
THR OXT HXT  sing N N 96  
TYR N   CA   sing N N 97  
TYR N   H    sing N N 98  
TYR N   H2   sing N N 99  
TYR CA  C    sing N N 100 
TYR CA  CB   sing N N 101 
TYR CA  HA   sing N N 102 
TYR C   O    doub N N 103 
TYR C   OXT  sing N N 104 
TYR CB  CG   sing N N 105 
TYR CB  HB2  sing N N 106 
TYR CB  HB3  sing N N 107 
TYR CG  CD1  doub Y N 108 
TYR CG  CD2  sing Y N 109 
TYR CD1 CE1  sing Y N 110 
TYR CD1 HD1  sing N N 111 
TYR CD2 CE2  doub Y N 112 
TYR CD2 HD2  sing N N 113 
TYR CE1 CZ   doub Y N 114 
TYR CE1 HE1  sing N N 115 
TYR CE2 CZ   sing Y N 116 
TYR CE2 HE2  sing N N 117 
TYR CZ  OH   sing N N 118 
TYR OH  HH   sing N N 119 
TYR OXT HXT  sing N N 120 
# 
_pdbx_nmr_spectrometer.spectrometer_id   1 
_pdbx_nmr_spectrometer.model             'AVANCE III' 
_pdbx_nmr_spectrometer.type              ? 
_pdbx_nmr_spectrometer.manufacturer      Bruker 
_pdbx_nmr_spectrometer.field_strength    600 
_pdbx_nmr_spectrometer.details           ? 
# 
_atom_sites.entry_id                    6OTB 
_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_