HEADER TOXIN 22-MAY-02 1LU8 TITLE SOLUTION STRUCTURE OF GSMTX-4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: VENOM TOXIN PEPTIDE MTX4; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 1-34; COMPND 5 SYNONYM: GSMTX-4; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THIS PEPTIDE WAS SYNTHESIZED CHEMICALLY. KEYWDS TRIPLE STRANDED ANTIPARELLEL BETA-SHEET, INHIBITORY CYSTINE KNOT, KEYWDS 2 TOXIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR H.J.JUNG,C.W.LEE,Y.E.EARM,J.I.KIM REVDAT 3 23-FEB-22 1LU8 1 REMARK LINK REVDAT 2 24-FEB-09 1LU8 1 VERSN REVDAT 1 27-JAN-04 1LU8 0 JRNL AUTH H.J.JUNG,C.W.LEE,Y.E.EARM,J.I.KIM JRNL TITL SOLUTION STRUCTURE OF GSMTX-4, A PEPTIDE BLOCKER OF JRNL TITL 2 CATION-SELECTIVE STRETCH-ACTIVATED CHANNELS JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851, X-PLOR 3.851 REMARK 3 AUTHORS : A. T. BRUNGER (X-PLOR), BRUNGER (X-PLOR) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1LU8 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 23-MAY-02. REMARK 100 THE DEPOSITION ID IS D_1000016274. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 288 REMARK 210 PH : 3.5 REMARK 210 IONIC STRENGTH : 0 REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 10MM GSMTX-4 REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D NOESY; DQF-COSY; PE-COSY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ; 500 MHZ REMARK 210 SPECTROMETER MODEL : DRX; DMX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : XWINNMR 3.0 REMARK 210 METHOD USED : DISTANCE GEOMETRY SIMULATED REMARK 210 ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : THE SUBMITTED CONFOMER MODELS REMARK 210 ARE THOSE WITH THE LOWEST ENERGY, REMARK 210 THE LEAST RESTRAINT VIOLATIONS REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 3 REMARK 210 REMARK 210 REMARK: REMARK 210 ADDITIONAL COMMENTS ABOUT THE NMR REFINEMENT CAN BE PLACED HERE, REMARK 210 E.G.THE STRUCTURES ARE BASED ON A TOTAL OF 630 RESTRAINTS, 591 ARE REMARK 210 NOE-DERIVED DISTANCE CONSTRAINTS, 27 DIHEDRAL ANGLE RESTRAINTS, 12 REMARK 210 DISTANCE RESTRAINTS FROM HYDROGEN BONDS, AND 9 DISTANCE RESTRAINTS REMARK 210 FROM DISULFIDE BONDS. REMARK 210 THIS STRUCTURE WAS DETERMINED USING STANDARD 2D HOMONUCLEAR REMARK 210 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: 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 LEU A 3 -149.95 -85.66 REMARK 500 1 TRP A 6 43.55 -161.23 REMARK 500 1 LYS A 8 157.14 -45.83 REMARK 500 1 ASP A 13 55.68 179.33 REMARK 500 1 LYS A 15 13.62 -153.71 REMARK 500 1 LYS A 20 43.24 173.99 REMARK 500 1 CYS A 23 152.72 -43.15 REMARK 500 1 PHE A 27 10.09 -144.92 REMARK 500 1 PHE A 32 -79.75 179.28 REMARK 500 2 CYS A 2 -169.03 -79.86 REMARK 500 2 LEU A 3 -138.86 -97.03 REMARK 500 2 GLU A 4 -164.75 -116.53 REMARK 500 2 TRP A 6 60.08 -161.01 REMARK 500 2 LYS A 8 158.65 -43.10 REMARK 500 2 ASP A 13 52.97 -162.32 REMARK 500 2 CYS A 17 163.16 -43.80 REMARK 500 2 LYS A 20 35.93 174.71 REMARK 500 2 CYS A 23 148.83 -36.82 REMARK 500 2 PHE A 27 15.78 -147.79 REMARK 500 2 ASN A 31 -141.58 -112.00 REMARK 500 2 PHE A 32 -164.24 -79.44 REMARK 500 2 SER A 33 -76.05 -110.11 REMARK 500 3 CYS A 2 -170.36 -53.67 REMARK 500 3 LEU A 3 -134.92 -88.18 REMARK 500 3 GLU A 4 -164.43 -119.33 REMARK 500 3 TRP A 6 49.64 -161.11 REMARK 500 3 LYS A 8 152.35 -39.30 REMARK 500 3 ASP A 13 49.41 -148.32 REMARK 500 3 ASP A 14 151.54 -48.41 REMARK 500 3 CYS A 17 152.91 -46.06 REMARK 500 3 LYS A 20 32.68 175.66 REMARK 500 3 CYS A 23 146.98 -37.96 REMARK 500 3 ASN A 31 -149.26 -112.18 REMARK 500 3 SER A 33 50.46 -117.41 REMARK 500 4 CYS A 2 -169.84 -53.28 REMARK 500 4 LEU A 3 -135.35 -94.18 REMARK 500 4 TRP A 6 55.93 -160.42 REMARK 500 4 LYS A 8 157.62 -45.16 REMARK 500 4 ASP A 13 62.57 -162.15 REMARK 500 4 CYS A 16 151.29 -42.73 REMARK 500 4 CYS A 17 169.88 -45.90 REMARK 500 4 PRO A 19 49.23 -79.68 REMARK 500 4 LYS A 20 32.36 80.96 REMARK 500 4 CYS A 23 148.35 -38.33 REMARK 500 4 ASN A 31 -143.48 -111.80 REMARK 500 4 PHE A 32 -164.25 -67.11 REMARK 500 5 CYS A 2 -168.88 -54.73 REMARK 500 5 GLU A 4 -165.82 -71.02 REMARK 500 5 TRP A 6 55.50 -161.15 REMARK 500 5 LYS A 8 153.23 -45.48 REMARK 500 REMARK 500 THIS ENTRY HAS 203 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 1 ARG A 18 0.32 SIDE CHAIN REMARK 500 2 ARG A 18 0.27 SIDE CHAIN REMARK 500 3 ARG A 18 0.08 SIDE CHAIN REMARK 500 4 ARG A 18 0.21 SIDE CHAIN REMARK 500 5 ARG A 18 0.28 SIDE CHAIN REMARK 500 6 ARG A 18 0.28 SIDE CHAIN REMARK 500 7 ARG A 18 0.27 SIDE CHAIN REMARK 500 8 ARG A 18 0.31 SIDE CHAIN REMARK 500 9 ARG A 18 0.26 SIDE CHAIN REMARK 500 10 ARG A 18 0.32 SIDE CHAIN REMARK 500 11 ARG A 18 0.32 SIDE CHAIN REMARK 500 12 ARG A 18 0.27 SIDE CHAIN REMARK 500 13 ARG A 18 0.18 SIDE CHAIN REMARK 500 14 ARG A 18 0.26 SIDE CHAIN REMARK 500 15 ARG A 18 0.27 SIDE CHAIN REMARK 500 16 ARG A 18 0.28 SIDE CHAIN REMARK 500 17 ARG A 18 0.27 SIDE CHAIN REMARK 500 18 ARG A 18 0.30 SIDE CHAIN REMARK 500 19 ARG A 18 0.28 SIDE CHAIN REMARK 500 20 ARG A 18 0.26 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NH2 A 35 DBREF 1LU8 A 1 34 GB 32309340 AAP79435 47 80 SEQRES 1 A 35 GLY CYS LEU GLU PHE TRP TRP LYS CYS ASN PRO ASN ASP SEQRES 2 A 35 ASP LYS CYS CYS ARG PRO LYS LEU LYS CYS SER LYS LEU SEQRES 3 A 35 PHE LYS LEU CYS ASN PHE SER PHE NH2 HET NH2 A 35 2 HETNAM NH2 AMINO GROUP FORMUL 1 NH2 H2 N SHEET 1 A 2 LEU A 21 SER A 24 0 SHEET 2 A 2 LEU A 29 PHE A 32 -1 O ASN A 31 N LYS A 22 SSBOND 1 CYS A 2 CYS A 17 1555 1555 2.02 SSBOND 2 CYS A 9 CYS A 23 1555 1555 2.02 SSBOND 3 CYS A 16 CYS A 30 1555 1555 2.02 LINK C PHE A 34 N NH2 A 35 1555 1555 1.38 SITE 1 AC1 2 LEU A 21 PHE A 34 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