1LQH - Header Asymmetric Unit

HEADER NEUROTOXIN 17-JUN-96 1LQH

TITLE INSECTICIDAL ALPHA SCORPION TOXIN ISOLATED FROM THE VENOM TITLE 2 OF SCORPION LEIURUS QUINQUESTRIATUS HEBRAEUS, NMR, TITLE 3 MINIMIZED AVERAGE STRUCTURE

COMPND MOL_ID: 1; COMPND 2 MOLECULE: INSECT TOXIN ALPHA; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: NEUROTOXIN, INSECTOTOXIN, SCORPION TOXIN, LQHAIT; COMPND 5 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LEIURUS QUINQUESTRIATUS HEBRAEUS; SOURCE 3 ORGANISM_TAXID: 6884; SOURCE 4 STRAIN: HEBRAEUS; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: T7

KEYWDS NEUROTOXIN, SODIUM CHANNEL INHIBITOR, SIGNAL

EXPDTA SOLUTION NMR

AUTHOR V.TUGARINOV,I.KUSTANOVICH,N.ZILBERBERG,M.GUREVITZ, AUTHOR 2 J.ANGLISTER

REVDAT 2 24-FEB-09 1LQH 1 VERSN REVDAT 1 12-MAR-97 1LQH 0

JRNL AUTH V.TUGARINOV,I.KUSTANOVICH,N.ZILBERBERG,M.GUREVITZ, JRNL AUTH 2 J.ANGLISTER JRNL TITL SOLUTION STRUCTURES OF A HIGHLY INSECTICIDAL JRNL TITL 2 RECOMBINANT SCORPION ALPHA-TOXIN AND A MUTANT WITH JRNL TITL 3 INCREASED ACTIVITY. JRNL REF BIOCHEMISTRY V. 36 2414 1997 JRNL REFN ISSN 0006-2960 JRNL PMID 9054546 JRNL DOI 10.1021/BI961497L

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH N.ZILBERBERG,D.GORDON,M.PELHATE,M.E.ADAMS, REMARK 1 AUTH 2 T.M.NORRIS,E.ZLOTKIN,M.GUREVITZ REMARK 1 TITL FUNCTIONAL EXPRESSION AND GENETIC ALTERATION OF AN REMARK 1 TITL 2 ALPHA SCORPION NEUROTOXIN REMARK 1 REF BIOCHEMISTRY V. 35 10215 1996 REMARK 1 REFN ISSN 0006-2960

REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1LQH COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : NULL REMARK 210 PH : NULL REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : NULL REMARK 210 SPECTROMETER FIELD STRENGTH : NULL REMARK 210 SPECTROMETER MODEL : NULL REMARK 210 SPECTROMETER MANUFACTURER : NULL REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : NULL REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : NULL REMARK 210 CONFORMERS, NUMBER SUBMITTED : 1 REMARK 210 CONFORMERS, SELECTION CRITERIA : NULL REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL 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 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 LYS A 9 -167.11 -117.43 REMARK 500 ASN A 10 -36.32 -35.70 REMARK 500 TYR A 11 59.95 -140.44 REMARK 500 LEU A 26 -71.43 -65.87 REMARK 500 ALA A 40 129.32 63.82 REMARK 500 ALA A 46 -157.94 -101.54 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 ARG A 3 0.32 SIDE_CHAIN REMARK 500 ARG A 19 0.20 SIDE_CHAIN REMARK 500 ARG A 59 0.18 SIDE_CHAIN REMARK 500 ARG A 65 0.31 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1LQI RELATED DB: PDB

DBREF 1LQH A 2 64 UNP P17728 SCXA_LEIQH 20 82

SEQRES 1 A 65 MET VAL ARG ASP ALA TYR ILE ALA LYS ASN TYR ASN CYS SEQRES 2 A 65 VAL TYR GLU CYS PHE ARG ASP ALA TYR CYS ASN GLU LEU SEQRES 3 A 65 CYS THR LYS ASN GLY ALA SER SER GLY TYR CYS GLN TRP SEQRES 4 A 65 ALA GLY LYS TYR GLY ASN ALA CYS TRP CYS TYR ALA LEU SEQRES 5 A 65 PRO ASP ASN VAL PRO ILE ARG VAL PRO GLY LYS CYS ARG

HELIX 1 1 ASP A 20 ASN A 30 1 11

SHEET 1 A 2 SER A 34 GLN A 38 0 SHEET 2 A 2 ALA A 46 TYR A 50 -1 N TYR A 50 O SER A 34

SSBOND 1 CYS A 13 CYS A 64 1555 1555 2.02 SSBOND 2 CYS A 17 CYS A 37 1555 1555 2.02 SSBOND 3 CYS A 23 CYS A 47 1555 1555 2.02 SSBOND 4 CYS A 27 CYS A 49 1555 1555 2.02

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