HEADER TOXIN 30-SEP-04 1WQK TITLE SOLUTION STRUCTURE OF APETX1, A SPECIFIC PEPTIDE INHIBITOR OF HUMAN TITLE 2 ETHER-A-GO-GO-RELATED GENE POTASSIUM CHANNELS FROM THE VENOM OF THE TITLE 3 SEA ANEMONE ANTHOPLEURA ELEGANTISSIMA: A NEW FOLD FOR AN HERG TOXIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: TOXIN APETX1; COMPND 3 CHAIN: A SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ANTHOPLEURA ELEGANTISSIMA; SOURCE 3 ORGANISM_COMMON: CLONAL ANEMONE; SOURCE 4 ORGANISM_TAXID: 6110 KEYWDS ANTHOPLEURA ELEGANTISSIMA, SEA ANEMONE TOXIN, STRUCTURE KEYWDS 2 DETERMINATION, POTASSIUM CHANNEL INHIBITOR, APETX1, HERG, TOXIN EXPDTA SOLUTION NMR NUMMDL 25 AUTHOR B.CHAGOT,S.DIOCHOT,C.PIMENTEL,M.LAZDUNSKI,H.DARBON REVDAT 4 02-MAR-22 1WQK 1 REMARK REVDAT 3 24-FEB-09 1WQK 1 VERSN REVDAT 2 05-APR-05 1WQK 1 JRNL REVDAT 1 08-MAR-05 1WQK 0 JRNL AUTH B.CHAGOT,S.DIOCHOT,C.PIMENTEL,M.LAZDUNSKI,H.DARBON JRNL TITL SOLUTION STRUCTURE OF APETX1 FROM THE SEA ANEMONE JRNL TITL 2 ANTHOPLEURA ELEGANTISSIMA: A NEW FOLD FOR AN HERG TOXIN JRNL REF PROTEINS V. 59 380 2005 JRNL REFN ISSN 0887-3585 JRNL PMID 15726634 JRNL DOI 10.1002/PROT.20425 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : ARIA 1.2 REMARK 3 AUTHORS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1WQK COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 01-OCT-04. REMARK 100 THE DEPOSITION ID IS D_1000023887. 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 : 500 MHZ REMARK 210 SPECTROMETER MODEL : DMX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : XWINNMR 2.1, XEASY 1.3.13 REMARK 210 METHOD USED : NULL REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 25 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LEAST REMARK 210 RESTRAINT VIOLATIONS, STRUCTURES REMARK 210 WITH THE LOWEST ENERGY 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 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: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 4 TYR A 13 CZ TYR A 13 CE2 -0.082 REMARK 500 24 TYR A 13 CE1 TYR A 13 CZ 0.086 REMARK 500 24 TYR A 13 CZ TYR A 13 CE2 -0.089 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 THR A 2 41.55 -85.40 REMARK 500 1 PRO A 21 108.24 -53.43 REMARK 500 1 SER A 22 36.84 -79.18 REMARK 500 1 ARG A 24 -74.37 -108.75 REMARK 500 1 PHE A 33 102.15 -54.35 REMARK 500 1 VAL A 41 96.09 -65.74 REMARK 500 2 ASN A 23 23.74 -157.66 REMARK 500 2 ARG A 24 -49.82 -130.21 REMARK 500 3 THR A 2 48.73 -90.04 REMARK 500 3 ASN A 23 22.70 -149.23 REMARK 500 3 ARG A 24 -49.17 -133.46 REMARK 500 3 PHE A 33 101.19 -54.39 REMARK 500 4 ARG A 24 -82.56 -128.64 REMARK 500 4 THR A 27 -55.43 -129.66 REMARK 500 4 PHE A 33 103.00 -54.48 REMARK 500 5 PHE A 33 104.32 -56.20 REMARK 500 6 PRO A 21 97.59 -58.11 REMARK 500 6 PHE A 33 106.61 -55.82 REMARK 500 7 THR A 2 42.32 -86.68 REMARK 500 7 PHE A 33 97.47 -62.55 REMARK 500 8 ARG A 24 -73.44 -97.12 REMARK 500 8 VAL A 41 46.89 -77.14 REMARK 500 9 ARG A 24 -81.77 -106.04 REMARK 500 9 PHE A 33 95.41 -65.52 REMARK 500 10 PHE A 33 100.98 -59.00 REMARK 500 10 VAL A 41 97.56 -66.14 REMARK 500 11 PRO A 21 109.70 -53.36 REMARK 500 11 SER A 22 48.30 -83.42 REMARK 500 11 ASN A 23 25.82 -144.39 REMARK 500 11 ARG A 24 -54.67 -120.42 REMARK 500 12 THR A 2 48.19 -90.69 REMARK 500 12 ASN A 23 -20.00 -169.95 REMARK 500 12 ARG A 24 -69.38 -122.27 REMARK 500 12 VAL A 41 95.88 -62.94 REMARK 500 13 THR A 2 53.98 -96.26 REMARK 500 13 PRO A 21 97.53 -62.11 REMARK 500 13 PHE A 33 92.73 -59.61 REMARK 500 13 VAL A 41 96.84 -61.59 REMARK 500 14 SER A 22 49.39 -84.86 REMARK 500 14 PHE A 33 102.48 -57.66 REMARK 500 14 VAL A 41 98.35 -64.41 REMARK 500 15 SER A 22 26.65 -79.27 REMARK 500 15 ARG A 24 -74.06 -102.35 REMARK 500 15 PHE A 33 99.31 -60.26 REMARK 500 15 VAL A 41 97.93 -62.70 REMARK 500 16 SER A 22 45.06 -85.90 REMARK 500 16 ARG A 24 -80.67 -121.18 REMARK 500 16 PHE A 33 104.58 -54.46 REMARK 500 16 VAL A 41 95.27 -66.67 REMARK 500 17 PHE A 33 102.44 -52.31 REMARK 500 REMARK 500 THIS ENTRY HAS 73 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL DBREF 1WQK A 1 42 UNP P61541 APT1_ANTEL 1 42 SEQRES 1 A 42 GLY THR THR CYS TYR CYS GLY LYS THR ILE GLY ILE TYR SEQRES 2 A 42 TRP PHE GLY THR LYS THR CYS PRO SER ASN ARG GLY TYR SEQRES 3 A 42 THR GLY SER CYS GLY TYR PHE LEU GLY ILE CYS CYS TYR SEQRES 4 A 42 PRO VAL ASP SHEET 1 A 4 THR A 3 CYS A 6 0 SHEET 2 A 4 THR A 9 PHE A 15 -1 O GLY A 11 N CYS A 4 SHEET 3 A 4 GLY A 35 TYR A 39 -1 O ILE A 36 N TRP A 14 SHEET 4 A 4 GLY A 28 TYR A 32 -1 N CYS A 30 O CYS A 37 SSBOND 1 CYS A 4 CYS A 37 1555 1555 2.03 SSBOND 2 CYS A 6 CYS A 30 1555 1555 2.03 SSBOND 3 CYS A 20 CYS A 38 1555 1555 2.03 CISPEP 1 TYR A 39 PRO A 40 1 -2.02 CISPEP 2 TYR A 39 PRO A 40 2 -3.46 CISPEP 3 TYR A 39 PRO A 40 3 -1.79 CISPEP 4 TYR A 39 PRO A 40 4 -1.39 CISPEP 5 TYR A 39 PRO A 40 5 0.02 CISPEP 6 TYR A 39 PRO A 40 6 -1.75 CISPEP 7 TYR A 39 PRO A 40 7 -1.91 CISPEP 8 TYR A 39 PRO A 40 8 -3.19 CISPEP 9 TYR A 39 PRO A 40 9 -4.09 CISPEP 10 TYR A 39 PRO A 40 10 -2.93 CISPEP 11 TYR A 39 PRO A 40 11 -0.93 CISPEP 12 TYR A 39 PRO A 40 12 -1.71 CISPEP 13 TYR A 39 PRO A 40 13 -1.43 CISPEP 14 TYR A 39 PRO A 40 14 -0.91 CISPEP 15 TYR A 39 PRO A 40 15 -2.28 CISPEP 16 TYR A 39 PRO A 40 16 -1.20 CISPEP 17 TYR A 39 PRO A 40 17 -1.75 CISPEP 18 TYR A 39 PRO A 40 18 -2.85 CISPEP 19 TYR A 39 PRO A 40 19 -3.21 CISPEP 20 TYR A 39 PRO A 40 20 1.80 CISPEP 21 TYR A 39 PRO A 40 21 -3.57 CISPEP 22 TYR A 39 PRO A 40 22 -2.47 CISPEP 23 TYR A 39 PRO A 40 23 -2.31 CISPEP 24 TYR A 39 PRO A 40 24 -0.57 CISPEP 25 TYR A 39 PRO A 40 25 -1.64 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