1KQH - Header Asymmetric Unit

HEADER TOXIN 05-JAN-02 1KQH

TITLE NMR SOLUTION STRUCTURE OF THE CIS PRO30 ISOMER OF ACTX- TITLE 2 HI:OB4219

COMPND MOL_ID: 1; COMPND 2 MOLECULE: ACTX-HI:OB4219; COMPND 3 CHAIN: A

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HADRONYCHE INFENSA; SOURCE 3 ORGANISM_TAXID: 153481; SOURCE 4 OTHER_DETAILS: HADRONYCHE INFENSA FOUND AT ORCHID BEACH, SOURCE 5 FRASER ISLAND, AUSTRALIA

KEYWDS HADRONYCHE INFENSA, FUNNEL WEB, SPIDER VENOM, CIS-TRANS KEYWDS 2 ISOMERISATION, DISULFIDE RICH, CYSTINE KNOT, SOLUTION KEYWDS 3 STRUCTURE, NMR SPECTROSCOPY, TOXIN

EXPDTA SOLUTION NMR

NUMMDL 20

AUTHOR K.J.ROSENGREN,D.WILSON,N.L.DALY,P.F.ALEWOOD,D.J.CRAIK

REVDAT 3 24-FEB-09 1KQH 1 VERSN REVDAT 2 16-OCT-02 1KQH 1 JRNL REVDAT 1 06-FEB-02 1KQH 0

JRNL AUTH K.J.ROSENGREN,D.WILSON,N.L.DALY,P.F.ALEWOOD, JRNL AUTH 2 D.J.CRAIK JRNL TITL SOLUTION STRUCTURES OF THE CIS- AND TRANS-PRO30 JRNL TITL 2 ISOMERS OF A NOVEL 38-RESIDUE TOXIN FROM THE VENOM JRNL TITL 3 OF HADRONYCHE INFENSA SP. THAT CONTAINS A JRNL TITL 4 CYSTINE-KNOT MOTIF WITHIN ITS FOUR DISULFIDE BONDS JRNL REF BIOCHEMISTRY V. 41 3294 2002 JRNL REFN ISSN 0006-2960 JRNL PMID 11876637 JRNL DOI 10.1021/BI011932Y

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : ARIA 1.0 REMARK 3 AUTHORS : LINGE, J.P, O'DONOGHUE, S.I., NILGES, M.N. REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: INITIAL STRUCTURES WERE GENERATED BY REMARK 3 TORSION ANGLE DYNAMICS. THESE WERE THEN REFINED AND MINIMIZED REMARK 3 IN A WATER SHELL USING CARTESIAN DYNAMICS AND RESTRAINED REMARK 3 POWELL MINIMIZATION ACCORDING TO ARIA AND CNS PROTOCOLS.

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

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-JAN-02. REMARK 100 THE RCSB ID CODE IS RCSB015232.

REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298; 293; 303 REMARK 210 PH : 5.0; 5.0; 5.0 REMARK 210 IONIC STRENGTH : 0 MM; 0 MM; 0 MM REMARK 210 PRESSURE : AMBIENT; AMBIENT; AMBIENT REMARK 210 SAMPLE CONTENTS : 3MG ACTX-HI:OB4219; 3MG ACTX- REMARK 210 HI:OB4219 REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : DQF-COSY, TOCSY, NOESY, E-COSY REMARK 210 SPECTROMETER FIELD STRENGTH : 750 MHZ, 500 MHZ REMARK 210 SPECTROMETER MODEL : DMX, AMX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : XWINNMR 2.6, XEASY 1.3.7, REMARK 210 DYANA 1.5, CNS 1.0 REMARK 210 METHOD USED : TORSION ANGLE MOLECULAR REMARK 210 DYNAMICS. REFINEMENT AND REMARK 210 ENERGY MINIMIZATION IN A WATER REMARK 210 SHELL USING CARTESIAN DYNAMICS REMARK 210 AND POWELL MINIMIZATION. REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LEAST REMARK 210 RESTRAINT VIOLATIONS, REMARK 210 STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: THIS STRCUTURE WAS DETERMINED USING STANDARD 2D NMR 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 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 ALA A 4 -166.40 -78.92 REMARK 500 1 PRO A 20 32.76 -95.55 REMARK 500 1 CYS A 25 66.25 -119.48 REMARK 500 1 ILE A 26 45.62 -70.85 REMARK 500 2 ALA A 4 -159.76 -79.55 REMARK 500 2 PRO A 20 41.66 -102.99 REMARK 500 2 CYS A 25 64.78 -114.30 REMARK 500 2 ILE A 26 45.99 -71.21 REMARK 500 3 ALA A 4 -161.07 -79.17 REMARK 500 3 PRO A 20 35.26 -93.92 REMARK 500 3 ILE A 26 43.64 -71.46 REMARK 500 4 ALA A 4 -164.59 -78.83 REMARK 500 4 PRO A 20 37.74 -96.44 REMARK 500 4 CYS A 25 67.05 -111.87 REMARK 500 4 ILE A 26 48.11 -69.87 REMARK 500 5 ALA A 4 -160.25 -79.58 REMARK 500 5 PRO A 20 46.56 -106.74 REMARK 500 5 TYR A 21 -165.00 -72.19 REMARK 500 5 CYS A 25 65.32 -108.02 REMARK 500 5 ILE A 26 47.37 -70.29 REMARK 500 6 ALA A 4 -162.74 -78.83 REMARK 500 6 SER A 13 141.00 -171.12 REMARK 500 6 PRO A 20 36.79 -98.00 REMARK 500 6 CYS A 25 65.79 -114.51 REMARK 500 6 ILE A 26 43.31 -71.49 REMARK 500 7 ALA A 4 -161.10 -79.25 REMARK 500 7 TRP A 12 -60.77 -135.95 REMARK 500 7 PRO A 20 34.53 -97.55 REMARK 500 7 CYS A 25 64.90 -115.87 REMARK 500 7 ILE A 26 48.03 -69.81 REMARK 500 8 ALA A 4 -166.48 -78.39 REMARK 500 8 PRO A 20 41.34 -101.46 REMARK 500 8 CYS A 25 65.62 -114.31 REMARK 500 8 ILE A 26 47.89 -72.67 REMARK 500 9 ALA A 4 -163.55 -79.21 REMARK 500 9 TRP A 12 -57.12 -133.73 REMARK 500 9 CYS A 25 66.47 -117.38 REMARK 500 9 ILE A 26 46.25 -70.37 REMARK 500 10 ALA A 4 -162.30 -79.50 REMARK 500 10 SER A 13 47.22 -88.54 REMARK 500 10 CYS A 25 66.59 -117.63 REMARK 500 11 ALA A 4 -161.97 -79.23 REMARK 500 11 TRP A 12 -48.34 -132.73 REMARK 500 11 PRO A 20 30.21 -94.38 REMARK 500 11 CYS A 25 66.24 -113.76 REMARK 500 11 ILE A 26 47.53 -69.84 REMARK 500 12 ALA A 4 -163.22 -79.03 REMARK 500 12 SER A 13 51.77 -156.03 REMARK 500 12 PRO A 20 37.64 -96.36 REMARK 500 12 ILE A 26 46.59 -71.27 REMARK 500 13 ALA A 4 -164.99 -79.18 REMARK 500 13 SER A 13 148.49 -176.97 REMARK 500 13 PRO A 20 42.48 -102.20 REMARK 500 13 CYS A 25 65.91 -115.88 REMARK 500 13 ILE A 26 43.12 -71.76 REMARK 500 14 ALA A 4 -159.88 -79.34 REMARK 500 14 SER A 13 147.90 -176.93 REMARK 500 14 ILE A 26 46.50 -70.57 REMARK 500 15 ALA A 4 -169.06 -78.53 REMARK 500 15 TRP A 12 -50.05 -128.61 REMARK 500 15 CYS A 25 69.92 -116.52 REMARK 500 15 ILE A 26 48.24 -69.07 REMARK 500 16 ALA A 4 -165.74 -78.69 REMARK 500 16 TRP A 12 -51.01 -129.97 REMARK 500 16 CYS A 25 56.54 -119.54 REMARK 500 16 ILE A 26 46.82 -71.49 REMARK 500 17 ALA A 4 -166.82 -78.45 REMARK 500 17 PRO A 20 40.09 -101.19 REMARK 500 17 CYS A 25 66.98 -114.84 REMARK 500 17 ILE A 26 47.58 -70.28 REMARK 500 18 ALA A 4 -164.05 -79.36 REMARK 500 18 SER A 13 125.57 -176.99 REMARK 500 18 PRO A 20 45.55 -101.28 REMARK 500 18 CYS A 25 64.82 -112.69 REMARK 500 18 ILE A 26 47.17 -70.93 REMARK 500 19 ALA A 4 -161.32 -79.53 REMARK 500 19 CYS A 25 62.57 -112.12 REMARK 500 20 TRP A 12 -50.26 -140.15 REMARK 500 20 PRO A 20 34.40 -96.71 REMARK 500 20 CYS A 25 64.76 -114.32 REMARK 500 REMARK 500 REMARK: NULL

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1KQI RELATED DB: PDB REMARK 900 NMR SOLUTION STRUCTURE OF THE TRANS PRO30 ISOMER OF ACTX- REMARK 900 HI:OB4219

REMARK 999 REMARK 999 SEQUENCE REMARK 999 sequence REMARK 999 an appropriate sequence database reference REMARK 999 was not available at the time of processing.

DBREF 1KQH A 1 38 PDB 1KQH 1KQH 1 38

SEQRES 1 A 38 LYS CYS LEU ALA GLU ALA ALA ASP CYS SER PRO TRP SER SEQRES 2 A 38 GLY ASP SER CYS CYS LYS PRO TYR LEU CYS SER CYS ILE SEQRES 3 A 38 PHE PHE TYR PRO CYS SER CYS ARG PRO LYS GLY TRP

SHEET 1 A 3 ALA A 7 CYS A 9 0 SHEET 2 A 3 CYS A 31 ARG A 34 -1 O CYS A 33 N ALA A 7 SHEET 3 A 3 LEU A 22 SER A 24 -1 N LEU A 22 O ARG A 34

SSBOND 1 CYS A 2 CYS A 18 1555 1555 2.03 SSBOND 2 CYS A 9 CYS A 23 1555 1555 2.03 SSBOND 3 CYS A 17 CYS A 33 1555 1555 2.03 SSBOND 4 CYS A 25 CYS A 31 1555 1555 2.03

CISPEP 1 LYS A 19 PRO A 20 1 1.31 CISPEP 2 TYR A 29 PRO A 30 1 0.21 CISPEP 3 LYS A 19 PRO A 20 2 1.10 CISPEP 4 TYR A 29 PRO A 30 2 -0.57 CISPEP 5 LYS A 19 PRO A 20 3 1.50 CISPEP 6 TYR A 29 PRO A 30 3 1.04 CISPEP 7 LYS A 19 PRO A 20 4 1.35 CISPEP 8 TYR A 29 PRO A 30 4 -0.46 CISPEP 9 LYS A 19 PRO A 20 5 1.04 CISPEP 10 TYR A 29 PRO A 30 5 -0.97 CISPEP 11 LYS A 19 PRO A 20 6 1.23 CISPEP 12 TYR A 29 PRO A 30 6 -0.79 CISPEP 13 LYS A 19 PRO A 20 7 1.72 CISPEP 14 TYR A 29 PRO A 30 7 0.08 CISPEP 15 LYS A 19 PRO A 20 8 1.24 CISPEP 16 TYR A 29 PRO A 30 8 -0.72 CISPEP 17 LYS A 19 PRO A 20 9 0.99 CISPEP 18 TYR A 29 PRO A 30 9 0.09 CISPEP 19 LYS A 19 PRO A 20 10 1.07 CISPEP 20 TYR A 29 PRO A 30 10 -0.80 CISPEP 21 LYS A 19 PRO A 20 11 1.47 CISPEP 22 TYR A 29 PRO A 30 11 -0.41 CISPEP 23 LYS A 19 PRO A 20 12 1.31 CISPEP 24 TYR A 29 PRO A 30 12 -0.03 CISPEP 25 LYS A 19 PRO A 20 13 0.85 CISPEP 26 TYR A 29 PRO A 30 13 -0.40 CISPEP 27 LYS A 19 PRO A 20 14 0.67 CISPEP 28 TYR A 29 PRO A 30 14 0.61 CISPEP 29 LYS A 19 PRO A 20 15 1.15 CISPEP 30 TYR A 29 PRO A 30 15 -0.54 CISPEP 31 LYS A 19 PRO A 20 16 0.89 CISPEP 32 TYR A 29 PRO A 30 16 -0.61 CISPEP 33 LYS A 19 PRO A 20 17 1.27 CISPEP 34 TYR A 29 PRO A 30 17 -0.78 CISPEP 35 LYS A 19 PRO A 20 18 1.39 CISPEP 36 TYR A 29 PRO A 30 18 -0.32 CISPEP 37 LYS A 19 PRO A 20 19 1.03 CISPEP 38 TYR A 29 PRO A 30 19 -0.71 CISPEP 39 LYS A 19 PRO A 20 20 1.32 CISPEP 40 TYR A 29 PRO A 30 20 -0.94

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