data_2M3I
# 
_entry.id   2M3I 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.397 
_audit_conform.dict_location   http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 
# 
loop_
_database_2.database_id 
_database_2.database_code 
_database_2.pdbx_database_accession 
_database_2.pdbx_DOI 
PDB   2M3I         pdb_00002m3i 10.2210/pdb2m3i/pdb 
RCSB  RCSB103162   ?            ?                   
BMRB  18964        ?            10.13018/BMR18964   
WWPDB D_1000103162 ?            ?                   
# 
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 2013-12-04 
2 'Structure model' 1 1 2014-01-15 
3 'Structure model' 1 2 2023-06-14 
4 'Structure model' 1 3 2024-10-16 
# 
_pdbx_audit_revision_details.ordinal             1 
_pdbx_audit_revision_details.revision_ordinal    1 
_pdbx_audit_revision_details.data_content_type   'Structure model' 
_pdbx_audit_revision_details.provider            repository 
_pdbx_audit_revision_details.type                'Initial release' 
_pdbx_audit_revision_details.description         ? 
_pdbx_audit_revision_details.details             ? 
# 
loop_
_pdbx_audit_revision_group.ordinal 
_pdbx_audit_revision_group.revision_ordinal 
_pdbx_audit_revision_group.data_content_type 
_pdbx_audit_revision_group.group 
1 2 'Structure model' 'Database references'  
2 3 'Structure model' 'Data collection'      
3 3 'Structure model' 'Database references'  
4 3 'Structure model' 'Derived calculations' 
5 3 'Structure model' Other                  
6 4 'Structure model' 'Data collection'      
7 4 'Structure model' 'Database references'  
8 4 'Structure model' 'Structure summary'    
# 
loop_
_pdbx_audit_revision_category.ordinal 
_pdbx_audit_revision_category.revision_ordinal 
_pdbx_audit_revision_category.data_content_type 
_pdbx_audit_revision_category.category 
1  3 'Structure model' database_2                
2  3 'Structure model' pdbx_database_status      
3  3 'Structure model' pdbx_nmr_software         
4  3 'Structure model' pdbx_nmr_spectrometer     
5  3 'Structure model' struct_conn               
6  3 'Structure model' struct_ref_seq_dif        
7  4 'Structure model' chem_comp_atom            
8  4 'Structure model' chem_comp_bond            
9  4 'Structure model' database_2                
10 4 'Structure model' pdbx_entry_details        
11 4 '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 3 'Structure model' '_database_2.pdbx_DOI'                       
2 3 'Structure model' '_database_2.pdbx_database_accession'        
3 3 'Structure model' '_pdbx_database_status.status_code_nmr_data' 
4 3 'Structure model' '_pdbx_nmr_software.name'                    
5 3 'Structure model' '_pdbx_nmr_spectrometer.model'               
6 3 'Structure model' '_struct_conn.pdbx_leaving_atom_flag'        
7 3 'Structure model' '_struct_ref_seq_dif.details'                
8 4 'Structure model' '_database_2.pdbx_DOI'                       
# 
_pdbx_database_status.deposit_site                    BMRB 
_pdbx_database_status.entry_id                        2M3I 
_pdbx_database_status.process_site                    RCSB 
_pdbx_database_status.recvd_initial_deposition_date   2013-01-20 
_pdbx_database_status.SG_entry                        ? 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.status_code_mr                  REL 
_pdbx_database_status.status_code_sf                  ? 
_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_id          18964 
_pdbx_database_related.db_name        BMRB 
_pdbx_database_related.content_type   unspecified 
_pdbx_database_related.details        . 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Luo, S.'         1 
'Zhangsun, D.'    2 
'Zhu, X.'         3 
'Wu, Y.'          4 
'Hu, Y.'          5 
'Christensen, S.' 6 
'Akcan, M.'       7 
'Craik, D.J.'     8 
'McIntosh, J.M.'  9 
# 
_citation.id                        primary 
_citation.title                     
;Characterization of a Novel alpha-Conotoxin TxID from Conus textile That Potently Blocks Rat alpha 3 beta 4 Nicotinic Acetylcholine Receptors.
;
_citation.journal_abbrev            J.Med.Chem. 
_citation.journal_volume            56 
_citation.page_first                9655 
_citation.page_last                 9663 
_citation.year                      2013 
_citation.journal_id_ASTM           JMCMAR 
_citation.country                   US 
_citation.journal_id_ISSN           0022-2623 
_citation.journal_id_CSD            0151 
_citation.book_publisher            ? 
_citation.pdbx_database_id_PubMed   24200193 
_citation.pdbx_database_id_DOI      10.1021/jm401254c 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Luo, S.'         1  ? 
primary 'Zhangsun, D.'    2  ? 
primary 'Zhu, X.'         3  ? 
primary 'Wu, Y.'          4  ? 
primary 'Hu, Y.'          5  ? 
primary 'Christensen, S.' 6  ? 
primary 'Harvey, P.J.'    7  ? 
primary 'Akcan, M.'       8  ? 
primary 'Craik, D.J.'     9  ? 
primary 'McIntosh, J.M.'  10 ? 
# 
_entity.id                         1 
_entity.type                       polymer 
_entity.src_method                 syn 
_entity.pdbx_description           Alpha-conotoxin 
_entity.formula_weight             1493.818 
_entity.pdbx_number_of_molecules   1 
_entity.pdbx_ec                    ? 
_entity.pdbx_mutation              ? 
_entity.pdbx_fragment              ? 
_entity.details                    ? 
# 
_entity_poly.entity_id                      1 
_entity_poly.type                           'polypeptide(L)' 
_entity_poly.nstd_linkage                   no 
_entity_poly.nstd_monomer                   yes 
_entity_poly.pdbx_seq_one_letter_code       'GCCSHPVCSAMSPIC(NH2)' 
_entity_poly.pdbx_seq_one_letter_code_can   GCCSHPVCSAMSPICX 
_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  SER n 
1 5  HIS n 
1 6  PRO n 
1 7  VAL n 
1 8  CYS n 
1 9  SER n 
1 10 ALA n 
1 11 MET n 
1 12 SER n 
1 13 PRO n 
1 14 ILE n 
1 15 CYS n 
1 16 NH2 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    'Conus lividus' 
_pdbx_entity_src_syn.organism_common_name   ? 
_pdbx_entity_src_syn.ncbi_taxonomy_id       89426 
_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  
CYS 'L-peptide linking' y CYSTEINE      ? 'C3 H7 N O2 S'   121.158 
GLY 'peptide linking'   y GLYCINE       ? 'C2 H5 N O2'     75.067  
HIS 'L-peptide linking' y HISTIDINE     ? 'C6 H10 N3 O2 1' 156.162 
ILE 'L-peptide linking' y ISOLEUCINE    ? 'C6 H13 N O2'    131.173 
MET 'L-peptide linking' y METHIONINE    ? 'C5 H11 N O2 S'  149.211 
NH2 non-polymer         . 'AMINO GROUP' ? 'H2 N'           16.023  
PRO 'L-peptide linking' y PROLINE       ? 'C5 H9 N O2'     115.130 
SER 'L-peptide linking' y SERINE        ? 'C3 H7 N O3'     105.093 
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  GLY 1  1  1  GLY GLY A . n 
A 1 2  CYS 2  2  2  CYS CYS A . n 
A 1 3  CYS 3  3  3  CYS CYS A . n 
A 1 4  SER 4  4  4  SER SER A . n 
A 1 5  HIS 5  5  5  HIS HIS A . n 
A 1 6  PRO 6  6  6  PRO PRO A . n 
A 1 7  VAL 7  7  7  VAL VAL A . n 
A 1 8  CYS 8  8  8  CYS CYS A . n 
A 1 9  SER 9  9  9  SER SER A . n 
A 1 10 ALA 10 10 10 ALA ALA A . n 
A 1 11 MET 11 11 11 MET MET A . n 
A 1 12 SER 12 12 12 SER SER A . n 
A 1 13 PRO 13 13 13 PRO PRO A . n 
A 1 14 ILE 14 14 14 ILE ILE A . n 
A 1 15 CYS 15 15 15 CYS CYS A . n 
A 1 16 NH2 16 16 16 NH2 NH2 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.crystals_number            ? 
_exptl.details                    ? 
_exptl.entry_id                   2M3I 
_exptl.method                     'SOLUTION NMR' 
_exptl.method_details             ? 
# 
_struct.entry_id                  2M3I 
_struct.title                     
;Characterization of a Novel Alpha4/6-Conotoxin TxIC from Conus textile that Potently Blocks alpha3beta4 Nicotinic Acetylcholine Receptors
;
_struct.pdbx_model_details        'NULL, model1' 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        2M3I 
_struct_keywords.pdbx_keywords   TOXIN 
_struct_keywords.text            'Alpha-conotoxin, alpha-helix, disulfide bonds, amidated C-terminus, 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                    H9N3R7_CONLI 
_struct_ref.pdbx_db_accession          H9N3R7 
_struct_ref.entity_id                  1 
_struct_ref.pdbx_seq_one_letter_code   GCCSHPVCSAMSPIC 
_struct_ref.pdbx_align_begin           16 
_struct_ref.pdbx_db_isoform            ? 
# 
_struct_ref_seq.align_id                      1 
_struct_ref_seq.ref_id                        1 
_struct_ref_seq.pdbx_PDB_id_code              2M3I 
_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                 15 
_struct_ref_seq.pdbx_seq_align_end_ins_code   ? 
_struct_ref_seq.pdbx_db_accession             H9N3R7 
_struct_ref_seq.db_align_beg                  16 
_struct_ref_seq.pdbx_db_align_beg_ins_code    ? 
_struct_ref_seq.db_align_end                  30 
_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       15 
# 
_struct_ref_seq_dif.align_id                     1 
_struct_ref_seq_dif.pdbx_pdb_id_code             2M3I 
_struct_ref_seq_dif.mon_id                       NH2 
_struct_ref_seq_dif.pdbx_pdb_strand_id           A 
_struct_ref_seq_dif.seq_num                      16 
_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   H9N3R7 
_struct_ref_seq_dif.db_mon_id                    ? 
_struct_ref_seq_dif.pdbx_seq_db_seq_num          ? 
_struct_ref_seq_dif.details                      amidation 
_struct_ref_seq_dif.pdbx_auth_seq_num            16 
_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   ? 
# 
loop_
_struct_conf.conf_type_id 
_struct_conf.id 
_struct_conf.pdbx_PDB_helix_id 
_struct_conf.beg_label_comp_id 
_struct_conf.beg_label_asym_id 
_struct_conf.beg_label_seq_id 
_struct_conf.pdbx_beg_PDB_ins_code 
_struct_conf.end_label_comp_id 
_struct_conf.end_label_asym_id 
_struct_conf.end_label_seq_id 
_struct_conf.pdbx_end_PDB_ins_code 
_struct_conf.beg_auth_comp_id 
_struct_conf.beg_auth_asym_id 
_struct_conf.beg_auth_seq_id 
_struct_conf.end_auth_comp_id 
_struct_conf.end_auth_asym_id 
_struct_conf.end_auth_seq_id 
_struct_conf.pdbx_PDB_helix_class 
_struct_conf.details 
_struct_conf.pdbx_PDB_helix_length 
HELX_P HELX_P1 1 GLY A 1 ? SER A 4  ? GLY A 1 SER A 4  5 ? 4 
HELX_P HELX_P2 2 HIS A 5 ? SER A 12 ? HIS A 5 SER A 12 1 ? 8 
# 
_struct_conf_type.id          HELX_P 
_struct_conf_type.criteria    ? 
_struct_conf_type.reference   ? 
# 
loop_
_struct_conn.id 
_struct_conn.conn_type_id 
_struct_conn.pdbx_leaving_atom_flag 
_struct_conn.pdbx_PDB_id 
_struct_conn.ptnr1_label_asym_id 
_struct_conn.ptnr1_label_comp_id 
_struct_conn.ptnr1_label_seq_id 
_struct_conn.ptnr1_label_atom_id 
_struct_conn.pdbx_ptnr1_label_alt_id 
_struct_conn.pdbx_ptnr1_PDB_ins_code 
_struct_conn.pdbx_ptnr1_standard_comp_id 
_struct_conn.ptnr1_symmetry 
_struct_conn.ptnr2_label_asym_id 
_struct_conn.ptnr2_label_comp_id 
_struct_conn.ptnr2_label_seq_id 
_struct_conn.ptnr2_label_atom_id 
_struct_conn.pdbx_ptnr2_label_alt_id 
_struct_conn.pdbx_ptnr2_PDB_ins_code 
_struct_conn.ptnr1_auth_asym_id 
_struct_conn.ptnr1_auth_comp_id 
_struct_conn.ptnr1_auth_seq_id 
_struct_conn.ptnr2_auth_asym_id 
_struct_conn.ptnr2_auth_comp_id 
_struct_conn.ptnr2_auth_seq_id 
_struct_conn.ptnr2_symmetry 
_struct_conn.pdbx_ptnr3_label_atom_id 
_struct_conn.pdbx_ptnr3_label_seq_id 
_struct_conn.pdbx_ptnr3_label_comp_id 
_struct_conn.pdbx_ptnr3_label_asym_id 
_struct_conn.pdbx_ptnr3_label_alt_id 
_struct_conn.pdbx_ptnr3_PDB_ins_code 
_struct_conn.details 
_struct_conn.pdbx_dist_value 
_struct_conn.pdbx_value_order 
_struct_conn.pdbx_role 
disulf1 disulf ?    ? A CYS 2  SG ? ? ? 1_555 A CYS 8  SG ? ? A CYS 2  A CYS 8  1_555 ? ? ? ? ? ? ? 2.049 ? ? 
disulf2 disulf ?    ? A CYS 3  SG ? ? ? 1_555 A CYS 15 SG ? ? A CYS 3  A CYS 15 1_555 ? ? ? ? ? ? ? 2.022 ? ? 
covale1 covale both ? A CYS 15 C  ? ? ? 1_555 A NH2 16 N  ? ? A CYS 15 A NH2 16 1_555 ? ? ? ? ? ? ? 1.312 ? ? 
# 
loop_
_struct_conn_type.id 
_struct_conn_type.criteria 
_struct_conn_type.reference 
disulf ? ? 
covale ? ? 
# 
loop_
_pdbx_modification_feature.ordinal 
_pdbx_modification_feature.label_comp_id 
_pdbx_modification_feature.label_asym_id 
_pdbx_modification_feature.label_seq_id 
_pdbx_modification_feature.label_alt_id 
_pdbx_modification_feature.modified_residue_label_comp_id 
_pdbx_modification_feature.modified_residue_label_asym_id 
_pdbx_modification_feature.modified_residue_label_seq_id 
_pdbx_modification_feature.modified_residue_label_alt_id 
_pdbx_modification_feature.auth_comp_id 
_pdbx_modification_feature.auth_asym_id 
_pdbx_modification_feature.auth_seq_id 
_pdbx_modification_feature.PDB_ins_code 
_pdbx_modification_feature.symmetry 
_pdbx_modification_feature.modified_residue_auth_comp_id 
_pdbx_modification_feature.modified_residue_auth_asym_id 
_pdbx_modification_feature.modified_residue_auth_seq_id 
_pdbx_modification_feature.modified_residue_PDB_ins_code 
_pdbx_modification_feature.modified_residue_symmetry 
_pdbx_modification_feature.comp_id_linking_atom 
_pdbx_modification_feature.modified_residue_id_linking_atom 
_pdbx_modification_feature.modified_residue_id 
_pdbx_modification_feature.ref_pcm_id 
_pdbx_modification_feature.ref_comp_id 
_pdbx_modification_feature.type 
_pdbx_modification_feature.category 
1 NH2 A 16 ? CYS A 15 ? NH2 A 16 ? 1_555 CYS A 15 ? 1_555 .  .  CYS 11 NH2 None 'Terminal amidation' 
2 CYS A 2  ? CYS A 8  ? CYS A 2  ? 1_555 CYS A 8  ? 1_555 SG SG .   .  .   None 'Disulfide bridge'   
3 CYS A 3  ? CYS A 15 ? CYS A 3  ? 1_555 CYS A 15 ? 1_555 SG SG .   .  .   None 'Disulfide bridge'   
# 
_pdbx_entry_details.entry_id                   2M3I 
_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  PRO A 6 ? ? -25.25  -53.71 
2  2  PRO A 6 ? ? -33.61  -39.96 
3  3  CYS A 2 ? ? -142.23 -48.39 
4  3  PRO A 6 ? ? -28.81  -54.10 
5  4  CYS A 2 ? ? -97.64  -69.01 
6  4  CYS A 3 ? ? 68.85   -61.51 
7  5  PRO A 6 ? ? -28.16  -48.33 
8  6  CYS A 3 ? ? -165.35 -53.99 
9  7  CYS A 3 ? ? 66.74   -63.39 
10 10 CYS A 2 ? ? -87.46  -74.54 
11 10 CYS A 3 ? ? 64.07   -46.38 
12 12 CYS A 2 ? ? -83.93  -70.01 
13 12 CYS A 3 ? ? 63.10   -69.17 
14 12 CYS A 8 ? ? 176.66  -45.33 
15 14 PRO A 6 ? ? -23.61  -57.75 
16 15 CYS A 3 ? ? 63.95   -60.87 
17 17 PRO A 6 ? ? -29.62  -61.64 
18 20 PRO A 6 ? ? -33.61  -39.96 
# 
_pdbx_nmr_ensemble.average_constraint_violations_per_residue     ? 
_pdbx_nmr_ensemble.average_constraints_per_residue               ? 
_pdbx_nmr_ensemble.average_distance_constraint_violation         ? 
_pdbx_nmr_ensemble.average_torsion_angle_constraint_violation    ? 
_pdbx_nmr_ensemble.conformer_selection_criteria                  'Structures with the lowest MolProbity score' 
_pdbx_nmr_ensemble.conformers_calculated_total_number            50 
_pdbx_nmr_ensemble.conformers_submitted_total_number             20 
_pdbx_nmr_ensemble.distance_constraint_violation_method          ? 
_pdbx_nmr_ensemble.entry_id                                      2M3I 
_pdbx_nmr_ensemble.maximum_distance_constraint_violation         ? 
_pdbx_nmr_ensemble.maximum_lower_distance_constraint_violation   ? 
_pdbx_nmr_ensemble.maximum_torsion_angle_constraint_violation    ? 
_pdbx_nmr_ensemble.maximum_upper_distance_constraint_violation   ? 
_pdbx_nmr_ensemble.torsion_angle_constraint_violation_method     ? 
# 
_pdbx_nmr_representative.conformer_id         1 
_pdbx_nmr_representative.entry_id             2M3I 
_pdbx_nmr_representative.selection_criteria   ? 
# 
_pdbx_nmr_sample_details.contents         '~3 mg Conotoxin-1, 30% trifluoroethanol/70% water' 
_pdbx_nmr_sample_details.solution_id      1 
_pdbx_nmr_sample_details.solvent_system   '30% trifluoroethanol/70% water' 
# 
_pdbx_nmr_exptl_sample.component             Conotoxin-1 
_pdbx_nmr_exptl_sample.concentration         3 
_pdbx_nmr_exptl_sample.concentration_range   ? 
_pdbx_nmr_exptl_sample.concentration_units   mg/mL 
_pdbx_nmr_exptl_sample.isotopic_labeling     ? 
_pdbx_nmr_exptl_sample.solution_id           1 
# 
_pdbx_nmr_exptl_sample_conditions.conditions_id       1 
_pdbx_nmr_exptl_sample_conditions.ionic_strength      ? 
_pdbx_nmr_exptl_sample_conditions.pH                  3.5 
_pdbx_nmr_exptl_sample_conditions.pressure            ? 
_pdbx_nmr_exptl_sample_conditions.pressure_units      atm 
_pdbx_nmr_exptl_sample_conditions.temperature         308 
_pdbx_nmr_exptl_sample_conditions.temperature_units   K 
# 
loop_
_pdbx_nmr_exptl.conditions_id 
_pdbx_nmr_exptl.experiment_id 
_pdbx_nmr_exptl.solution_id 
_pdbx_nmr_exptl.type 
1 1 1 '2D 1H-1H TOCSY' 
1 2 1 '2D 1H-1H NOESY' 
1 3 1 '2D DQF-COSY'    
# 
_pdbx_nmr_constraints.disulfide_bond_constraints_total_count        ? 
_pdbx_nmr_constraints.entry_id                                      2M3I 
_pdbx_nmr_constraints.hydrogen_bond_constraints_total_count         ? 
_pdbx_nmr_constraints.NA_alpha-angle_constraints_total_count        ? 
_pdbx_nmr_constraints.NA_beta-angle_constraints_total_count         ? 
_pdbx_nmr_constraints.NA_chi-angle_constraints_total_count          ? 
_pdbx_nmr_constraints.NA_delta-angle_constraints_total_count        ? 
_pdbx_nmr_constraints.NA_epsilon-angle_constraints_total_count      ? 
_pdbx_nmr_constraints.NA_gamma-angle_constraints_total_count        ? 
_pdbx_nmr_constraints.NA_other-angle_constraints_total_count        ? 
_pdbx_nmr_constraints.NA_sugar_pucker_constraints_total_count       ? 
_pdbx_nmr_constraints.NOE_constraints_total                         ? 
_pdbx_nmr_constraints.NOE_interentity_total_count                   ? 
_pdbx_nmr_constraints.NOE_interproton_distance_evaluation           ? 
_pdbx_nmr_constraints.NOE_intraresidue_total_count                  ? 
_pdbx_nmr_constraints.NOE_long_range_total_count                    ? 
_pdbx_nmr_constraints.NOE_medium_range_total_count                  ? 
_pdbx_nmr_constraints.NOE_motional_averaging_correction             ? 
_pdbx_nmr_constraints.NOE_pseudoatom_corrections                    ? 
_pdbx_nmr_constraints.NOE_sequential_total_count                    ? 
_pdbx_nmr_constraints.protein_chi_angle_constraints_total_count     ? 
_pdbx_nmr_constraints.protein_other_angle_constraints_total_count   ? 
_pdbx_nmr_constraints.protein_phi_angle_constraints_total_count     5 
_pdbx_nmr_constraints.protein_psi_angle_constraints_total_count     ? 
# 
_pdbx_nmr_refine.entry_id           2M3I 
_pdbx_nmr_refine.method             'simulated annealing' 
_pdbx_nmr_refine.details            ? 
_pdbx_nmr_refine.software_ordinal   1 
# 
loop_
_pdbx_nmr_software.authors 
_pdbx_nmr_software.classification 
_pdbx_nmr_software.name 
_pdbx_nmr_software.version 
_pdbx_nmr_software.ordinal 
'Guntert, Mumenthaler and Wuthrich'            'structure solution'   CYANA      ? 1 
'Brunger, Adams, Clore, Gros, Nilges and Read' refinement             CNSSOLVE   ? 2 
Richardson                                     'structure validation' MolProbity ? 3 
'Hutchinson, E. G., and Thornton, J. M'        'structure validation' PROMOTIF   ? 4 
# 
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  
CYS N    N N N 14  
CYS CA   C N R 15  
CYS C    C N N 16  
CYS O    O N N 17  
CYS CB   C N N 18  
CYS SG   S N N 19  
CYS OXT  O N N 20  
CYS H    H N N 21  
CYS H2   H N N 22  
CYS HA   H N N 23  
CYS HB2  H N N 24  
CYS HB3  H N N 25  
CYS HG   H N N 26  
CYS HXT  H N N 27  
GLY N    N N N 28  
GLY CA   C N N 29  
GLY C    C N N 30  
GLY O    O N N 31  
GLY OXT  O N N 32  
GLY H    H N N 33  
GLY H2   H N N 34  
GLY HA2  H N N 35  
GLY HA3  H N N 36  
GLY HXT  H N N 37  
HIS N    N N N 38  
HIS CA   C N S 39  
HIS C    C N N 40  
HIS O    O N N 41  
HIS CB   C N N 42  
HIS CG   C Y N 43  
HIS ND1  N Y N 44  
HIS CD2  C Y N 45  
HIS CE1  C Y N 46  
HIS NE2  N Y N 47  
HIS OXT  O N N 48  
HIS H    H N N 49  
HIS H2   H N N 50  
HIS HA   H N N 51  
HIS HB2  H N N 52  
HIS HB3  H N N 53  
HIS HD1  H N N 54  
HIS HD2  H N N 55  
HIS HE1  H N N 56  
HIS HE2  H N N 57  
HIS HXT  H N N 58  
ILE N    N N N 59  
ILE CA   C N S 60  
ILE C    C N N 61  
ILE O    O N N 62  
ILE CB   C N S 63  
ILE CG1  C N N 64  
ILE CG2  C N N 65  
ILE CD1  C N N 66  
ILE OXT  O N N 67  
ILE H    H N N 68  
ILE H2   H N N 69  
ILE HA   H N N 70  
ILE HB   H N N 71  
ILE HG12 H N N 72  
ILE HG13 H N N 73  
ILE HG21 H N N 74  
ILE HG22 H N N 75  
ILE HG23 H N N 76  
ILE HD11 H N N 77  
ILE HD12 H N N 78  
ILE HD13 H N N 79  
ILE HXT  H N N 80  
MET N    N N N 81  
MET CA   C N S 82  
MET C    C N N 83  
MET O    O N N 84  
MET CB   C N N 85  
MET CG   C N N 86  
MET SD   S N N 87  
MET CE   C N N 88  
MET OXT  O N N 89  
MET H    H N N 90  
MET H2   H N N 91  
MET HA   H N N 92  
MET HB2  H N N 93  
MET HB3  H N N 94  
MET HG2  H N N 95  
MET HG3  H N N 96  
MET HE1  H N N 97  
MET HE2  H N N 98  
MET HE3  H N N 99  
MET HXT  H N N 100 
NH2 N    N N N 101 
NH2 HN1  H N N 102 
NH2 HN2  H N N 103 
PRO N    N N N 104 
PRO CA   C N S 105 
PRO C    C N N 106 
PRO O    O N N 107 
PRO CB   C N N 108 
PRO CG   C N N 109 
PRO CD   C N N 110 
PRO OXT  O N N 111 
PRO H    H N N 112 
PRO HA   H N N 113 
PRO HB2  H N N 114 
PRO HB3  H N N 115 
PRO HG2  H N N 116 
PRO HG3  H N N 117 
PRO HD2  H N N 118 
PRO HD3  H N N 119 
PRO HXT  H N N 120 
SER N    N N N 121 
SER CA   C N S 122 
SER C    C N N 123 
SER O    O N N 124 
SER CB   C N N 125 
SER OG   O N N 126 
SER OXT  O N N 127 
SER H    H N N 128 
SER H2   H N N 129 
SER HA   H N N 130 
SER HB2  H N N 131 
SER HB3  H N N 132 
SER HG   H N N 133 
SER HXT  H N N 134 
VAL N    N N N 135 
VAL CA   C N S 136 
VAL C    C N N 137 
VAL O    O N N 138 
VAL CB   C N N 139 
VAL CG1  C N N 140 
VAL CG2  C N N 141 
VAL OXT  O N N 142 
VAL H    H N N 143 
VAL H2   H N N 144 
VAL HA   H N N 145 
VAL HB   H N N 146 
VAL HG11 H N N 147 
VAL HG12 H N N 148 
VAL HG13 H N N 149 
VAL HG21 H N N 150 
VAL HG22 H N N 151 
VAL HG23 H N N 152 
VAL HXT  H N N 153 
# 
loop_
_chem_comp_bond.comp_id 
_chem_comp_bond.atom_id_1 
_chem_comp_bond.atom_id_2 
_chem_comp_bond.value_order 
_chem_comp_bond.pdbx_aromatic_flag 
_chem_comp_bond.pdbx_stereo_config 
_chem_comp_bond.pdbx_ordinal 
ALA N   CA   sing N N 1   
ALA N   H    sing N N 2   
ALA N   H2   sing N N 3   
ALA CA  C    sing N N 4   
ALA CA  CB   sing N N 5   
ALA CA  HA   sing N N 6   
ALA C   O    doub N N 7   
ALA C   OXT  sing N N 8   
ALA CB  HB1  sing N N 9   
ALA CB  HB2  sing N N 10  
ALA CB  HB3  sing N N 11  
ALA OXT HXT  sing N N 12  
CYS N   CA   sing N N 13  
CYS N   H    sing N N 14  
CYS N   H2   sing N N 15  
CYS CA  C    sing N N 16  
CYS CA  CB   sing N N 17  
CYS CA  HA   sing N N 18  
CYS C   O    doub N N 19  
CYS C   OXT  sing N N 20  
CYS CB  SG   sing N N 21  
CYS CB  HB2  sing N N 22  
CYS CB  HB3  sing N N 23  
CYS SG  HG   sing N N 24  
CYS OXT HXT  sing N N 25  
GLY N   CA   sing N N 26  
GLY N   H    sing N N 27  
GLY N   H2   sing N N 28  
GLY CA  C    sing N N 29  
GLY CA  HA2  sing N N 30  
GLY CA  HA3  sing N N 31  
GLY C   O    doub N N 32  
GLY C   OXT  sing N N 33  
GLY OXT HXT  sing N N 34  
HIS N   CA   sing N N 35  
HIS N   H    sing N N 36  
HIS N   H2   sing N N 37  
HIS CA  C    sing N N 38  
HIS CA  CB   sing N N 39  
HIS CA  HA   sing N N 40  
HIS C   O    doub N N 41  
HIS C   OXT  sing N N 42  
HIS CB  CG   sing N N 43  
HIS CB  HB2  sing N N 44  
HIS CB  HB3  sing N N 45  
HIS CG  ND1  sing Y N 46  
HIS CG  CD2  doub Y N 47  
HIS ND1 CE1  doub Y N 48  
HIS ND1 HD1  sing N N 49  
HIS CD2 NE2  sing Y N 50  
HIS CD2 HD2  sing N N 51  
HIS CE1 NE2  sing Y N 52  
HIS CE1 HE1  sing N N 53  
HIS NE2 HE2  sing N N 54  
HIS OXT HXT  sing N N 55  
ILE N   CA   sing N N 56  
ILE N   H    sing N N 57  
ILE N   H2   sing N N 58  
ILE CA  C    sing N N 59  
ILE CA  CB   sing N N 60  
ILE CA  HA   sing N N 61  
ILE C   O    doub N N 62  
ILE C   OXT  sing N N 63  
ILE CB  CG1  sing N N 64  
ILE CB  CG2  sing N N 65  
ILE CB  HB   sing N N 66  
ILE CG1 CD1  sing N N 67  
ILE CG1 HG12 sing N N 68  
ILE CG1 HG13 sing N N 69  
ILE CG2 HG21 sing N N 70  
ILE CG2 HG22 sing N N 71  
ILE CG2 HG23 sing N N 72  
ILE CD1 HD11 sing N N 73  
ILE CD1 HD12 sing N N 74  
ILE CD1 HD13 sing N N 75  
ILE OXT HXT  sing N N 76  
MET N   CA   sing N N 77  
MET N   H    sing N N 78  
MET N   H2   sing N N 79  
MET CA  C    sing N N 80  
MET CA  CB   sing N N 81  
MET CA  HA   sing N N 82  
MET C   O    doub N N 83  
MET C   OXT  sing N N 84  
MET CB  CG   sing N N 85  
MET CB  HB2  sing N N 86  
MET CB  HB3  sing N N 87  
MET CG  SD   sing N N 88  
MET CG  HG2  sing N N 89  
MET CG  HG3  sing N N 90  
MET SD  CE   sing N N 91  
MET CE  HE1  sing N N 92  
MET CE  HE2  sing N N 93  
MET CE  HE3  sing N N 94  
MET OXT HXT  sing N N 95  
NH2 N   HN1  sing N N 96  
NH2 N   HN2  sing N N 97  
PRO N   CA   sing N N 98  
PRO N   CD   sing N N 99  
PRO N   H    sing N N 100 
PRO CA  C    sing N N 101 
PRO CA  CB   sing N N 102 
PRO CA  HA   sing N N 103 
PRO C   O    doub N N 104 
PRO C   OXT  sing N N 105 
PRO CB  CG   sing N N 106 
PRO CB  HB2  sing N N 107 
PRO CB  HB3  sing N N 108 
PRO CG  CD   sing N N 109 
PRO CG  HG2  sing N N 110 
PRO CG  HG3  sing N N 111 
PRO CD  HD2  sing N N 112 
PRO CD  HD3  sing N N 113 
PRO OXT HXT  sing N N 114 
SER N   CA   sing N N 115 
SER N   H    sing N N 116 
SER N   H2   sing N N 117 
SER CA  C    sing N N 118 
SER CA  CB   sing N N 119 
SER CA  HA   sing N N 120 
SER C   O    doub N N 121 
SER C   OXT  sing N N 122 
SER CB  OG   sing N N 123 
SER CB  HB2  sing N N 124 
SER CB  HB3  sing N N 125 
SER OG  HG   sing N N 126 
SER OXT HXT  sing N N 127 
VAL N   CA   sing N N 128 
VAL N   H    sing N N 129 
VAL N   H2   sing N N 130 
VAL CA  C    sing N N 131 
VAL CA  CB   sing N N 132 
VAL CA  HA   sing N N 133 
VAL C   O    doub N N 134 
VAL C   OXT  sing N N 135 
VAL CB  CG1  sing N N 136 
VAL CB  CG2  sing N N 137 
VAL CB  HB   sing N N 138 
VAL CG1 HG11 sing N N 139 
VAL CG1 HG12 sing N N 140 
VAL CG1 HG13 sing N N 141 
VAL CG2 HG21 sing N N 142 
VAL CG2 HG22 sing N N 143 
VAL CG2 HG23 sing N N 144 
VAL OXT HXT  sing N N 145 
# 
_pdbx_nmr_spectrometer.field_strength    600 
_pdbx_nmr_spectrometer.manufacturer      Bruker 
_pdbx_nmr_spectrometer.model             AVANCE 
_pdbx_nmr_spectrometer.spectrometer_id   1 
_pdbx_nmr_spectrometer.type              'Bruker Avance' 
# 
_atom_sites.entry_id                    2M3I 
_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_