HEADER TOXIN 23-JAN-15 2MYH TITLE OMEGA-TBO-IT1: SELECTIVE INHIBITOR OF INSECT CALCIUM CHANNELS ISOLATED TITLE 2 FROM TIBELLUS OBLONGUS SPIDER VENOM COMPND MOL_ID: 1; COMPND 2 MOLECULE: OMEGA-TBO-IT1 TOXIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TIBELLUS OBLONGUS; SOURCE 3 ORGANISM_TAXID: 336685; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET-32-B(+) KEYWDS CYSTINE KNOT INHIBITOR, ICK, TOXIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR D.ALTUKHOV,T.BOZIN,E.BOCHAROV,S.KOZLOV,A.MIKOV REVDAT 1 09-DEC-15 2MYH 0 JRNL AUTH A.N.MIKOV,I.M.FEDOROVA,N.N.POTAPIEVA,E.E.MALEEVA, JRNL AUTH 2 Y.A.ANDREEV,A.V.ZAITSEV,K.K.KIM,E.V.BOCHAROV,T.N.BOZIN, JRNL AUTH 3 D.A.ALTUKHOV,A.V.LIPKIN,S.A.KOZLOV,D.B.TIKHONOV,E.V.GRISHIN JRNL TITL OMEGA-TBO-IT1-NEW INHIBITOR OF INSECT CALCIUM CHANNELS JRNL TITL 2 ISOLATED FROM SPIDER VENOM. JRNL REF SCI REP V. 5 17232 2015 JRNL REFN ESSN 2045-2322 JRNL PMID 26611444 JRNL DOI 10.1038/SREP17232 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CYANA REMARK 3 AUTHORS : GUNTERT, MUMENTHALER AND WUTHRICH REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2MYH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-JAN-15. REMARK 100 THE RCSB ID CODE IS RCSB104197. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 285 REMARK 210 PH : 5.8 REMARK 210 IONIC STRENGTH : 0.06 REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 1.5 MM OMEGA-TBO-IT1, 90% H2O/ REMARK 210 10% D2O; 1.5 MM OMEGA-TBO-IT1, REMARK 210 100% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-1H TOCSY; 2D 1H-1H NOESY; REMARK 210 2D 1H-13C HSQC; 2D DQF-COSY REMARK 210 SPECTROMETER FIELD STRENGTH : 700 MHZ REMARK 210 SPECTROMETER MODEL : UNIFORM NMR SYSTEM 700 REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : CYANA 3.0, NMRPIPE, ACME, REMARK 210 MOLMOL, CARA, NMRDRAW REMARK 210 METHOD USED : SIMULATED ANNEALING, TORSION REMARK 210 ANGLE DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : TARGET FUNCTION 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 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: 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 ASN A 10 114.62 -163.28 REMARK 500 1 ASN A 36 60.90 60.51 REMARK 500 2 ASN A 10 111.52 -163.34 REMARK 500 2 ASN A 36 60.58 64.67 REMARK 500 3 ASN A 10 109.48 -161.43 REMARK 500 3 ASN A 22 118.13 -164.34 REMARK 500 4 ASN A 10 109.76 -163.07 REMARK 500 4 ARG A 32 81.07 -68.10 REMARK 500 4 ASN A 36 63.54 70.37 REMARK 500 5 ASN A 10 110.34 -163.28 REMARK 500 6 ASN A 10 109.81 -163.14 REMARK 500 6 ASN A 36 62.02 65.89 REMARK 500 7 ASN A 10 110.43 -163.86 REMARK 500 7 LYS A 16 50.63 -101.87 REMARK 500 7 ASN A 22 95.78 -163.77 REMARK 500 7 ARG A 32 81.71 -68.73 REMARK 500 7 LYS A 33 44.14 38.70 REMARK 500 7 ASN A 36 62.83 68.69 REMARK 500 8 ASN A 10 112.82 -162.73 REMARK 500 8 ASN A 22 108.78 -162.95 REMARK 500 8 ASN A 36 60.94 67.43 REMARK 500 9 ASN A 10 109.50 -163.13 REMARK 500 9 ASN A 22 109.19 -164.29 REMARK 500 9 ARG A 32 81.30 -69.54 REMARK 500 9 ASN A 36 64.50 65.23 REMARK 500 10 ASN A 10 108.82 -163.38 REMARK 500 10 LYS A 16 43.58 -99.94 REMARK 500 10 ASN A 36 61.06 60.39 REMARK 500 11 ASN A 10 111.14 -163.74 REMARK 500 11 ASN A 36 62.18 66.86 REMARK 500 12 ASN A 10 112.86 -163.20 REMARK 500 12 ARG A 32 84.43 -65.66 REMARK 500 12 LYS A 33 45.42 39.06 REMARK 500 12 ASN A 36 63.80 70.40 REMARK 500 13 ASN A 10 109.72 -163.23 REMARK 500 13 ARG A 32 81.52 -69.62 REMARK 500 13 ASN A 36 63.64 64.58 REMARK 500 14 ASN A 10 112.48 -163.45 REMARK 500 15 ASN A 10 112.52 -162.73 REMARK 500 15 PRO A 18 -173.16 -69.75 REMARK 500 15 ASN A 22 119.09 -163.30 REMARK 500 15 ASN A 36 61.51 61.23 REMARK 500 16 ASN A 10 114.22 -163.55 REMARK 500 16 LYS A 16 43.51 -94.73 REMARK 500 16 ARG A 32 47.46 -77.63 REMARK 500 16 ASN A 36 45.60 -169.22 REMARK 500 17 ARG A 32 81.18 -69.80 REMARK 500 17 ASN A 36 63.66 64.26 REMARK 500 18 ASN A 10 113.41 -163.85 REMARK 500 18 ASN A 36 60.84 69.48 REMARK 500 REMARK 500 THIS ENTRY HAS 55 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 25452 RELATED DB: BMRB DBREF 2MYH A 1 41 PDB 2MYH 2MYH 1 41 SEQRES 1 A 41 CYS ALA SER LYS ASN GLU ARG CYS GLY ASN ALA LEU TYR SEQRES 2 A 41 GLY THR LYS GLY PRO GLY CYS CYS ASN GLY LYS CYS ILE SEQRES 3 A 41 CYS ARG THR VAL PRO ARG LYS GLY VAL ASN SER CYS ARG SEQRES 4 A 41 CYS MET HELIX 1 1 ASN A 10 GLY A 14 5 5 SHEET 1 A 2 LYS A 24 VAL A 30 0 SHEET 2 A 2 GLY A 34 MET A 41 -1 O MET A 41 N LYS A 24 SSBOND 1 CYS A 1 CYS A 21 1555 1555 1.99 SSBOND 2 CYS A 8 CYS A 25 1555 1555 2.12 SSBOND 3 CYS A 20 CYS A 40 1555 1555 1.99 SSBOND 4 CYS A 20 CYS A 25 1555 1555 2.73 SSBOND 5 CYS A 27 CYS A 38 1555 1555 1.99 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