HEADER TOXIN 07-MAY-09 2KIR TITLE SOLUTION STRUCTURE OF A DESIGNER TOXIN, MOKATOXIN-1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: DESIGNER TOXIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNTHETIC; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS VENOM, SCORPION, PHAGE DISPLAY, TOXIN, MOKATOXIN, MOKA1 EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR M.BIANCALANA,A.KOIDE,Z.TAKACS,S.GOLDSTEIN,S.KOIDE REVDAT 4 16-MAR-22 2KIR 1 REMARK REVDAT 3 23-JUN-10 2KIR 1 KEYWDS TITLE REVDAT 2 02-FEB-10 2KIR 1 JRNL REVDAT 1 29-DEC-09 2KIR 0 JRNL AUTH Z.TAKACS,M.TOUPS,A.KOLLEWE,E.JOHNSON,L.G.CUELLO,G.DRIESSENS, JRNL AUTH 2 M.BIANCALANA,A.KOIDE,C.G.PONTE,E.PEROZO,T.F.GAJEWSKI, JRNL AUTH 3 G.SUAREZ-KURTZ,S.KOIDE,S.A.GOLDSTEIN JRNL TITL A DESIGNER LIGAND SPECIFIC FOR KV1.3 CHANNELS FROM A JRNL TITL 2 SCORPION NEUROTOXIN-BASED LIBRARY. JRNL REF PROC.NATL.ACAD.SCI.USA V. 106 22211 2009 JRNL REFN ISSN 0027-8424 JRNL PMID 20007782 JRNL DOI 10.1073/PNAS.0910123106 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CYANA, CYANA REMARK 3 AUTHORS : GUNTERT, MUMENTHALER AND WUTHRICH (CYANA), REMARK 3 GUNTERT, MUMENTHALER AND WUTHRICH (CYANA) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2KIR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-MAY-09. REMARK 100 THE DEPOSITION ID IS D_1000101170. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 278 REMARK 210 PH : 6 REMARK 210 IONIC STRENGTH : 15 REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 0.3 MM [U-13C; U-15N] MOKA1-1, REMARK 210 10 MM SODIUM PHOSPHATE-2, 7 % REMARK 210 D2O-3, 93% H2O/7% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 3D 1H-15N NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ REMARK 210 SPECTROMETER MODEL : INOVA REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : SIMULATED ANNEALING 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 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 LYS A 4 175.30 -55.10 REMARK 500 2 LYS A 4 175.47 -54.73 REMARK 500 4 LYS A 4 175.56 -54.93 REMARK 500 5 PHE A 22 -176.30 -68.86 REMARK 500 6 LYS A 4 175.64 -55.05 REMARK 500 6 ARG A 21 -56.21 -124.25 REMARK 500 7 LYS A 4 175.66 -59.58 REMARK 500 7 ARG A 21 -58.63 -122.96 REMARK 500 7 PHE A 22 175.84 -55.45 REMARK 500 8 MET A 20 -176.41 -63.61 REMARK 500 8 ARG A 21 -71.83 -125.88 REMARK 500 9 LYS A 4 176.04 -54.86 REMARK 500 9 MET A 20 170.06 -52.31 REMARK 500 10 LYS A 4 175.71 -55.15 REMARK 500 11 LYS A 4 175.73 -55.17 REMARK 500 11 PHE A 22 -169.43 -61.13 REMARK 500 12 LYS A 4 175.73 -54.88 REMARK 500 12 ARG A 21 -51.59 -132.43 REMARK 500 13 ARG A 21 -59.67 -120.10 REMARK 500 14 LYS A 4 175.41 -59.44 REMARK 500 15 LYS A 4 175.59 -55.04 REMARK 500 15 ARG A 21 -71.54 -121.70 REMARK 500 15 PHE A 22 177.73 -56.38 REMARK 500 16 LYS A 4 175.67 -54.93 REMARK 500 16 PHE A 22 -169.68 -102.58 REMARK 500 17 LYS A 4 176.25 -54.35 REMARK 500 17 PHE A 22 -169.14 -115.24 REMARK 500 18 LYS A 4 176.28 -59.29 REMARK 500 19 LYS A 4 175.80 -55.59 REMARK 500 19 PHE A 22 178.79 -56.97 REMARK 500 20 LYS A 4 176.14 -54.93 REMARK 500 20 MET A 20 173.09 -53.50 REMARK 500 20 PHE A 22 -75.81 -131.09 REMARK 500 REMARK 500 REMARK: NULL DBREF 2KIR A 1 34 PDB 2KIR 2KIR 1 34 SEQRES 1 A 34 ILE ASN VAL LYS CYS SER LEU PRO GLN GLN CYS ILE LYS SEQRES 2 A 34 PRO CYS LYS ASP ALA GLY MET ARG PHE GLY LYS CYS MET SEQRES 3 A 34 ASN LYS LYS CYS ARG CYS TYR SER HELIX 1 1 LEU A 7 CYS A 11 5 5 SHEET 1 A 2 PHE A 22 MET A 26 0 SHEET 2 A 2 LYS A 29 TYR A 33 -1 O ARG A 31 N LYS A 24 SSBOND 1 CYS A 5 CYS A 25 1555 1555 1.98 SSBOND 2 CYS A 11 CYS A 30 1555 1555 2.00 SSBOND 3 CYS A 15 CYS A 32 1555 1555 2.10 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 MODEL 2 MODEL 3 MODEL 4 MODEL 5 MODEL 6 MODEL 7 MODEL 8 MODEL 9 MODEL 10 MODEL 11 MODEL 12 MODEL 13 MODEL 14 MODEL 15 MODEL 16 MODEL 17 MODEL 18 MODEL 19 MODEL 20