HEADER TOXIN 19-JUN-24 9FRQ TITLE SOLUTION STRUCTURE OF TX33.1 FROM CONUS TEXTILE COMPND MOL_ID: 1; COMPND 2 MOLECULE: TX33.1; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CONUS TEXTILE; SOURCE 3 ORGANISM_TAXID: 6494; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CONOTOXIN, TOXIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR L.ELLGAARD,M.S.KHILJI,C.M.HACKNEY,K.TEILUM REVDAT 2 14-JAN-26 9FRQ 1 JRNL REVDAT 1 02-JUL-25 9FRQ 0 JRNL AUTH M.S.KHILJI,C.M.HACKNEY,T.L.KOCH,A.J.HONE,A.ROGALSKI, JRNL AUTH 2 M.WATKINS,J.TUN,J.M.MCINTOSH,B.OLIVERA,H.SAFAVI-HEMAMI, JRNL AUTH 3 K.TEILUM,L.ELLGAARD JRNL TITL STRUCTURAL SIMILARITIES REVEAL AN EXPANSIVE CONOTOXIN FAMILY JRNL TITL 2 WITH A TWO-FINGER TOXIN FOLD. JRNL REF PROTEIN SCI. V. 34 70333 2025 JRNL REFN ESSN 1469-896X JRNL PMID 41074857 JRNL DOI 10.1002/PRO.70333 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR NIH REMARK 3 AUTHORS : SCHWIETERS, KUSZEWSKI, TJANDRA AND CLORE REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 9FRQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 19-JUN-24. REMARK 100 THE DEPOSITION ID IS D_1292138778. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 6.5 REMARK 210 IONIC STRENGTH : 50 REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : 10 MM MES, 50 MM SODIUM REMARK 210 CHLORIDE, 0.01 % SODIUM AZIDE, REMARK 210 90% H2O/10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 3D HNCA; 3D REMARK 210 HNCACB; 3D HNCO; 3D HN(CA)CO; 3D REMARK 210 HN(CO)CA; 3D HN(COCA)CB; 3D REMARK 210 H(CCO)NH; 2D 1H-13C HSQC; 2D 1H- REMARK 210 13C HSQC AROMATIC; 3D HCCH-TOCSY; REMARK 210 13C-NOESY-HSQC; 13C-NOESY-HSQC REMARK 210 AROMATIC; 15N-NOESY-HSQC REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ; 750 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE III HD REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : CCPNMR ANALYSIS, CYANA REMARK 210 METHOD USED : TORSION ANGLE DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 1 ASP A 71 71.11 57.07 REMARK 500 1 PRO A 72 47.43 -73.19 REMARK 500 1 ALA A 84 -36.95 -139.79 REMARK 500 2 CYS A 42 -20.40 81.64 REMARK 500 2 ASP A 71 71.21 57.96 REMARK 500 2 HIS A 112 -157.09 63.25 REMARK 500 3 VAL A 26 -70.84 -112.72 REMARK 500 3 ASP A 71 72.59 54.37 REMARK 500 3 ASP A 92 85.77 -154.56 REMARK 500 4 VAL A 26 -70.87 -116.04 REMARK 500 4 ASP A 71 77.10 56.46 REMARK 500 4 PRO A 72 48.33 -72.75 REMARK 500 4 ASP A 91 -70.02 -76.39 REMARK 500 4 HIS A 112 -150.53 64.17 REMARK 500 5 VAL A 26 -78.57 -110.32 REMARK 500 5 ASP A 71 86.76 60.51 REMARK 500 5 PRO A 72 48.75 -71.95 REMARK 500 5 ASP A 82 165.49 95.89 REMARK 500 6 VAL A 26 -77.15 -108.81 REMARK 500 6 ASP A 71 74.76 56.67 REMARK 500 6 PRO A 72 37.50 -71.77 REMARK 500 6 ASP A 82 169.16 96.74 REMARK 500 6 HIS A 112 -160.94 66.85 REMARK 500 7 VAL A 26 -70.20 -115.06 REMARK 500 7 ASP A 71 73.55 56.71 REMARK 500 7 PRO A 72 49.28 -73.94 REMARK 500 7 ALA A 84 -43.25 -137.04 REMARK 500 7 ASP A 92 84.26 -156.12 REMARK 500 8 THR A 5 -132.93 66.26 REMARK 500 8 VAL A 26 -82.24 -104.87 REMARK 500 8 ASP A 45 31.77 -96.29 REMARK 500 8 ASP A 71 72.25 57.00 REMARK 500 8 PRO A 72 32.00 -71.70 REMARK 500 8 ASP A 82 173.49 91.75 REMARK 500 8 ASP A 92 85.87 -157.69 REMARK 500 8 HIS A 112 -152.92 62.72 REMARK 500 9 THR A 4 -40.08 83.09 REMARK 500 9 VAL A 26 -80.07 -107.73 REMARK 500 9 ASP A 71 76.86 57.69 REMARK 500 9 PRO A 72 25.49 -70.07 REMARK 500 9 ASP A 82 169.46 98.63 REMARK 500 9 HIS A 112 -157.71 65.73 REMARK 500 10 THR A 5 -153.68 53.58 REMARK 500 10 VAL A 26 -94.51 -92.89 REMARK 500 10 ASP A 71 72.47 54.91 REMARK 500 10 PRO A 72 47.06 -74.20 REMARK 500 10 ASP A 92 84.77 -151.06 REMARK 500 10 HIS A 112 -159.39 67.35 REMARK 500 11 VAL A 26 -58.22 -127.08 REMARK 500 11 CYS A 42 -10.38 77.32 REMARK 500 REMARK 500 THIS ENTRY HAS 102 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 34921 RELATED DB: BMRB REMARK 900 SOLUTION STRUCTURE OF TX33.1 FROM CONUS TEXTILE DBREF 9FRQ A 1 124 PDB 9FRQ 9FRQ 1 124 SEQRES 1 A 124 LYS SER HIS THR THR CYS PRO THR SER THR GLU ILE ASP SEQRES 2 A 124 SER CYS SER ASN ASP ASN ASN ALA CYS GLY LYS ASP VAL SEQRES 3 A 124 SER GLY SER CYS SER SER LEU CYS ASN CYS GLY ASN GLY SEQRES 4 A 124 GLN THR CYS PHE THR ASP SER ASN HIS THR ILE THR LEU SEQRES 5 A 124 VAL PRO TYR TYR THR GLU ASP GLY PRO PHE GLU LYS LYS SEQRES 6 A 124 TYR TYR THR CYS GLY ASP PRO SER GLU LEU ASP GLU CYS SEQRES 7 A 124 TYR ASP ILE ASP LYS ALA LEU GLU VAL ASN GLU SER ASP SEQRES 8 A 124 ASP PRO ASN SER VAL GLU VAL LEU CYS HIS CYS PRO SER SEQRES 9 A 124 ASP LYS ILE TYR LEU TRP ILE HIS ARG GLY TYR TYR ILE SEQRES 10 A 124 CYS ILE THR PRO PRO GLN PRO HELIX 1 AA1 CYS A 42 ASN A 47 5 6 SHEET 1 AA1 8 ASN A 20 LYS A 24 0 SHEET 2 AA1 8 LYS A 64 THR A 68 -1 O TYR A 67 N CYS A 22 SHEET 3 AA1 8 THR A 49 VAL A 53 -1 N ILE A 50 O TYR A 66 SHEET 4 AA1 8 ILE A 107 TRP A 110 1 O TYR A 108 N VAL A 53 SHEET 5 AA1 8 TYR A 116 ILE A 119 -1 O ILE A 119 N ILE A 107 SHEET 6 AA1 8 LEU A 85 VAL A 87 -1 N LEU A 85 O TYR A 116 SHEET 7 AA1 8 VAL A 96 VAL A 98 -1 O GLU A 97 N GLU A 86 SHEET 8 AA1 8 ASN A 20 LYS A 24 -1 N ALA A 21 O VAL A 96 SSBOND 1 CYS A 6 CYS A 30 1555 1555 2.02 SSBOND 2 CYS A 15 CYS A 34 1555 1555 2.02 SSBOND 3 CYS A 22 CYS A 42 1555 1555 2.02 SSBOND 4 CYS A 36 CYS A 69 1555 1555 2.02 SSBOND 5 CYS A 78 CYS A 100 1555 1555 2.01 SSBOND 6 CYS A 102 CYS A 118 1555 1555 2.02 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1 ENDMDL MODEL 2 ENDMDL MODEL 3 ENDMDL MODEL 4 ENDMDL MODEL 5 ENDMDL MODEL 6 ENDMDL MODEL 7 ENDMDL MODEL 8 ENDMDL MODEL 9 ENDMDL MODEL 10 ENDMDL MODEL 11 ENDMDL MODEL 12 ENDMDL MODEL 13 ENDMDL MODEL 14 ENDMDL MODEL 15 ENDMDL MODEL 16 ENDMDL MODEL 17 ENDMDL MODEL 18 ENDMDL MODEL 19 ENDMDL MODEL 20 ENDMDL CONECT 86 387 CONECT 206 438 CONECT 291 531 CONECT 387 86 CONECT 438 206 CONECT 462 964 CONECT 531 291 CONECT 964 462 CONECT 1079 1404 CONECT 1404 1079 CONECT 1431 1711 CONECT 1711 1431 MASTER 156 0 0 1 8 0 0 6 955 1 12 10 END