HEADER MEMBRANE PROTEIN INHIBITOR 02-MAY-09 2WH9 TITLE SOLUTION STRUCTURE OF GXTX-1E COMPND MOL_ID: 1; COMPND 2 MOLECULE: GUANGXITOXIN-1EGXTX-1E; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: GXTX-1E, GXTX1E; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: PLESIOPHRICTUS GUANGXIENSIS; SOURCE 4 ORGANISM_TAXID: 378181 KEYWDS MEMBRANE PROTEIN INHIBITOR, POTASSIUM CHANNEL INHIBITOR, IONIC KEYWDS 2 CHANNEL INHIBITOR, KNOTTIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR S.K.LEE,H.H.JUNG,J.Y.LEE,C.W.LEE,J.I.KIM REVDAT 6 14-JUN-23 2WH9 1 REMARK REVDAT 5 15-JAN-20 2WH9 1 REMARK REVDAT 4 19-APR-17 2WH9 1 REMARK REVDAT 3 18-AUG-10 2WH9 1 JRNL REVDAT 2 09-JUN-10 2WH9 1 KEYWDS JRNL REVDAT 1 26-MAY-10 2WH9 0 JRNL AUTH S.LEE,M.MILESCU,H.H.JUNG,J.Y.LEE,C.H.BAE,C.W.LEE,H.H.KIM, JRNL AUTH 2 K.J.SWARTZ,J.I.KIM JRNL TITL SOLUTION STRUCTURE OF GXTX-1E, A HIGH AFFINITY TARANTULA JRNL TITL 2 TOXIN INTERACTING WITH VOLTAGE SENSORS IN KV2.1 POTASSIUM JRNL TITL 3 CHANNELS. JRNL REF BIOCHEMISTRY V. 49 5134 2010 JRNL REFN ISSN 0006-2960 JRNL PMID 20509680 JRNL DOI 10.1021/BI100246U REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.2 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU, READ,RICE, REMARK 3 SIMONSON,WARREN REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2WH9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 02-MAY-09. REMARK 100 THE DEPOSITION ID IS D_1290039679. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 300.0 REMARK 210 PH : 3.5 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : 10% WATER/90% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : DQF-COSY; TOCSY; NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ REMARK 210 SPECTROMETER MODEL : DRX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : SPARKY REMARK 210 METHOD USED : CYANA REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : LOWEST TARGET FUNCTION REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: NONE 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 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: 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 TRP A 8 79.17 -158.20 REMARK 500 1 MET A 35 145.10 -178.70 REMARK 500 2 CYS A 4 -169.14 -104.64 REMARK 500 2 TRP A 8 78.47 -158.00 REMARK 500 2 CYS A 19 171.31 -59.57 REMARK 500 2 PRO A 34 106.74 -52.43 REMARK 500 2 MET A 35 88.91 60.19 REMARK 500 3 TRP A 8 73.86 -160.13 REMARK 500 3 MET A 35 80.81 61.08 REMARK 500 4 CYS A 4 -173.19 -61.14 REMARK 500 4 TRP A 8 79.19 -157.31 REMARK 500 4 CYS A 19 173.76 -59.68 REMARK 500 5 CYS A 4 -164.92 -110.94 REMARK 500 5 TRP A 8 67.89 -159.96 REMARK 500 5 CYS A 19 175.21 -59.64 REMARK 500 5 PRO A 34 93.32 -58.88 REMARK 500 5 MET A 35 89.32 56.82 REMARK 500 6 CYS A 4 -171.52 -62.23 REMARK 500 6 TRP A 8 79.18 -158.71 REMARK 500 6 CYS A 19 172.83 -59.93 REMARK 500 7 TRP A 8 78.24 -158.12 REMARK 500 7 CYS A 19 172.69 -59.14 REMARK 500 7 PRO A 34 -72.33 -65.39 REMARK 500 8 TRP A 8 78.57 -158.19 REMARK 500 8 MET A 35 135.07 -177.35 REMARK 500 9 TRP A 8 78.03 -160.03 REMARK 500 9 PRO A 34 94.07 -54.02 REMARK 500 10 TRP A 8 76.70 -160.00 REMARK 500 11 CYS A 4 -171.95 -61.53 REMARK 500 11 TRP A 8 81.03 -160.03 REMARK 500 11 MET A 35 89.54 59.01 REMARK 500 12 GLU A 3 70.40 -111.61 REMARK 500 12 CYS A 4 -163.81 -109.16 REMARK 500 12 TRP A 8 64.36 -157.67 REMARK 500 12 PRO A 34 -167.84 -75.05 REMARK 500 13 GLU A 3 70.86 -158.64 REMARK 500 13 TRP A 8 77.51 -158.37 REMARK 500 14 TRP A 8 76.41 -157.99 REMARK 500 15 GLU A 3 73.54 -158.10 REMARK 500 15 TRP A 8 78.95 -156.33 REMARK 500 16 TRP A 8 81.76 -160.03 REMARK 500 16 MET A 35 70.91 -179.70 REMARK 500 17 TRP A 8 83.66 -160.03 REMARK 500 17 MET A 35 87.29 -158.95 REMARK 500 18 TRP A 8 78.98 -157.98 REMARK 500 18 MET A 35 78.90 63.61 REMARK 500 19 TRP A 8 80.71 -158.51 REMARK 500 19 LYS A 10 106.56 -52.19 REMARK 500 19 MET A 35 148.50 -179.10 REMARK 500 20 GLU A 3 31.05 -99.52 REMARK 500 REMARK 500 THIS ENTRY HAS 52 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 16960 RELATED DB: BMRB DBREF 2WH9 A 1 36 UNP P84835 TXG1E_PLEGU 1 36 SEQRES 1 A 36 GLU GLY GLU CYS GLY GLY PHE TRP TRP LYS CYS GLY SER SEQRES 2 A 36 GLY LYS PRO ALA CYS CYS PRO LYS TYR VAL CYS SER PRO SEQRES 3 A 36 LYS TRP GLY LEU CYS ASN PHE PRO MET PRO SHEET 1 AA 3 TRP A 9 LYS A 10 0 SHEET 2 AA 3 LEU A 30 ASN A 32 -1 O CYS A 31 N TRP A 9 SHEET 3 AA 3 VAL A 23 CYS A 24 -1 O VAL A 23 N ASN A 32 SSBOND 1 CYS A 4 CYS A 19 1555 1555 2.06 SSBOND 2 CYS A 11 CYS A 24 1555 1555 2.04 SSBOND 3 CYS A 18 CYS A 31 1555 1555 2.04 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