HEADER TOXIN 06-FEB-01 1I26 TITLE SOLUTION STRUCTURE OF PTU-1, A TOXIN FROM THE ASSASSIN BUGS PEIRATES TITLE 2 TURPIS THAT BLOCKS THE VOLTAGE SENSITIVE CALCIUM CHANNEL N-TYPE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PTU-1; COMPND 3 CHAIN: A SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PEIRATES TURPIS; SOURCE 3 ORGANISM_TAXID: 181095 KEYWDS CA CHANNEL, ASSASSIN BUG, TOXIN EXPDTA SOLUTION NMR NUMMDL 26 AUTHOR C.BERNARD,G.CORZO,A.MOSBAH,T.NAKAJIMA,H.DARBON REVDAT 4 23-FEB-22 1I26 1 REMARK REVDAT 3 24-FEB-09 1I26 1 VERSN REVDAT 2 01-APR-03 1I26 1 JRNL REVDAT 1 21-NOV-01 1I26 0 JRNL AUTH C.BERNARD,G.CORZO,A.MOSBAH,T.NAKAJIMA,H.DARBON JRNL TITL SOLUTION STRUCTURE OF PTU1, A TOXIN FROM THE ASSASSIN BUG JRNL TITL 2 PEIRATES TURPIS THAT BLOCKS THE VOLTAGE-SENSITIVE CALCIUM JRNL TITL 3 CHANNEL N-TYPE. JRNL REF BIOCHEMISTRY V. 40 12795 2001 JRNL REFN ISSN 0006-2960 JRNL PMID 11669615 JRNL DOI 10.1021/BI015537J REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : DYANA, X-PLOR REMARK 3 AUTHORS : GUNTERT, P. ET AL. (DYANA), BRUNGER, A.T. ET AL. REMARK 3 (X-PLOR) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1I26 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-FEB-01. REMARK 100 THE DEPOSITION ID IS D_1000012809. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 300 REMARK 210 PH : 4.5 REMARK 210 IONIC STRENGTH : WATER REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D NOESY; 2D TOCSY REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : XWINNMR REMARK 210 METHOD USED : DISTANCE GEOMETRY REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 26 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 26 REMARK 210 CONFORMERS, SELECTION CRITERIA : NULL REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: THIS STRUCTURE WAS DETERMINED USING STANDARD 2D REMARK 210 HOMONUCLEAR TECHNIQUES. 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 PRO A 11 88.70 -60.30 REMARK 500 1 PHE A 13 109.09 -58.15 REMARK 500 1 ASP A 16 25.95 43.59 REMARK 500 1 SER A 27 77.00 -119.39 REMARK 500 1 ASN A 31 82.59 45.82 REMARK 500 1 LYS A 32 154.78 178.75 REMARK 500 2 GLU A 2 -174.66 -60.83 REMARK 500 2 LYS A 3 -173.04 -60.47 REMARK 500 2 PRO A 11 89.34 -67.03 REMARK 500 2 ASP A 16 23.88 45.12 REMARK 500 2 ASN A 31 87.41 44.69 REMARK 500 2 LYS A 32 153.43 168.44 REMARK 500 3 LYS A 3 -169.78 -70.05 REMARK 500 3 PRO A 11 87.57 -63.26 REMARK 500 3 PHE A 13 110.34 -17.88 REMARK 500 3 THR A 15 -11.95 78.77 REMARK 500 3 LYS A 17 86.94 -170.56 REMARK 500 3 PRO A 18 -175.71 -69.14 REMARK 500 3 SER A 27 75.59 -119.88 REMARK 500 3 ASN A 31 74.31 45.72 REMARK 500 4 LYS A 3 -175.50 -59.93 REMARK 500 4 PRO A 11 88.16 -68.33 REMARK 500 4 ASP A 16 25.11 44.38 REMARK 500 4 ASN A 31 88.26 45.59 REMARK 500 4 LYS A 32 156.12 168.43 REMARK 500 5 GLU A 2 -178.58 -60.09 REMARK 500 5 LYS A 3 -167.26 -63.44 REMARK 500 5 PRO A 11 88.06 -52.89 REMARK 500 5 PHE A 13 112.47 -22.16 REMARK 500 5 THR A 15 -16.01 80.63 REMARK 500 5 LYS A 17 76.68 -170.54 REMARK 500 5 PRO A 18 -173.29 -62.57 REMARK 500 5 ASN A 31 81.44 46.72 REMARK 500 5 LYS A 32 162.76 168.00 REMARK 500 6 LYS A 3 -170.21 -60.26 REMARK 500 6 PRO A 11 90.44 -66.18 REMARK 500 6 ASP A 16 25.88 43.72 REMARK 500 6 PRO A 18 -167.74 -66.96 REMARK 500 6 ASN A 31 89.32 43.64 REMARK 500 6 LYS A 32 174.81 164.70 REMARK 500 7 GLU A 2 -174.56 -62.10 REMARK 500 7 LYS A 3 -174.58 -60.39 REMARK 500 7 PRO A 11 86.66 -69.50 REMARK 500 7 PHE A 13 102.27 -30.14 REMARK 500 7 THR A 15 -13.92 79.28 REMARK 500 7 LYS A 17 90.42 -170.56 REMARK 500 7 PRO A 22 4.36 -69.51 REMARK 500 7 ASN A 31 85.88 45.13 REMARK 500 7 LYS A 32 149.08 168.90 REMARK 500 8 GLU A 2 -174.62 -67.08 REMARK 500 REMARK 500 THIS ENTRY HAS 177 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL DBREF 1I26 A 1 34 UNP P58606 PTU1_PEITU 1 34 SEQRES 1 A 34 ALA GLU LYS ASP CYS ILE ALA PRO GLY ALA PRO CYS PHE SEQRES 2 A 34 GLY THR ASP LYS PRO CYS CYS ASN PRO ARG ALA TRP CYS SEQRES 3 A 34 SER SER TYR ALA ASN LYS CYS LEU SHEET 1 A 2 CYS A 26 SER A 27 0 SHEET 2 A 2 LYS A 32 CYS A 33 -1 O LYS A 32 N SER A 27 SSBOND 1 CYS A 5 CYS A 20 1555 1555 2.03 SSBOND 2 CYS A 12 CYS A 26 1555 1555 2.03 SSBOND 3 CYS A 19 CYS A 33 1555 1555 2.03 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