HEADER TOXIN 13-OCT-15 2N8F TITLE CHEMICAL SHIFT ASSIGNMENTS AND STRUCTURE CALCULATION OF SPIDER TOXIN TITLE 2 PI-HEXATOXIN-HI1A COMPND MOL_ID: 1; COMPND 2 MOLECULE: SPIDER TOXIN PI-HEXATOXIN-HI1A; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HADRONYCHE INFENSA; SOURCE 3 ORGANISM_TAXID: 153481; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PLICC VECTOR KEYWDS SPIDER TOXIN, INHIBITOR CYSTINE KNOT, DOUBLE KNOT TOXIN, ASIC1A KEYWDS 2 ANTAGONIST, ION CHANNEL MODULATOR, TOXIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR Y.K.-Y.CHIN,S.S.PINEDA,M.MOBLI,G.F.KING REVDAT 3 14-JUN-23 2N8F 1 REMARK REVDAT 2 12-DEC-18 2N8F 1 JRNL REVDAT 1 19-OCT-16 2N8F 0 JRNL AUTH I.R.CHASSAGNON,C.A.MCCARTHY,Y.K.CHIN,S.S.PINEDA,A.KERAMIDAS, JRNL AUTH 2 M.MOBLI,V.PHAM,T.M.DE SILVA,J.W.LYNCH,R.E.WIDDOP,L.D.RASH, JRNL AUTH 3 G.F.KING JRNL TITL POTENT NEUROPROTECTION AFTER STROKE AFFORDED BY A JRNL TITL 2 DOUBLE-KNOT SPIDER-VENOM PEPTIDE THAT INHIBITS ACID-SENSING JRNL TITL 3 ION CHANNEL 1A. JRNL REF PROC. NATL. ACAD. SCI. V. 114 3750 2017 JRNL REF 2 U.S.A. JRNL REFN ESSN 1091-6490 JRNL PMID 28320941 JRNL DOI 10.1073/PNAS.1614728114 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TOPSPIN 3.2, CYANA 3.0 REMARK 3 AUTHORS : BRUKER BIOSPIN (TOPSPIN), GUNTERT, MUMENTHALER AND REMARK 3 WUTHRICH (CYANA) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2N8F COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-OCT-15. REMARK 100 THE DEPOSITION ID IS D_1000104552. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 6.0 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 300 UM [U-99% 13C; U-99% 15N] REMARK 210 HI1A, 10 UM DSS, 0.02 % SODIUM REMARK 210 AZIDE, 20 MM MES, 95% H2O/5% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 3D 1H-13C NOESY REMARK 210 ALIPHATIC; 3D 1H-13C NOESY REMARK 210 AROMATIC; 3D HNCO; 3D HNCACB; 3D REMARK 210 CBCA(CO)NH; 3D HBHA(CO)NH; 3D 1H- REMARK 210 15N NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 900 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE II REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : TALOS, SPARKY, XEASY, REMARK 210 ROWLAND_NMR_TOOLKIT, CYANA 3.0 REMARK 210 METHOD USED : TORSION ANGLE DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 30 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH BEST REMARK 210 STEREOCHEMICAL PROPERTIES 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 LEU A 9 -70.56 -120.59 REMARK 500 1 SER A 10 122.50 -173.70 REMARK 500 1 ASP A 13 -70.65 -62.98 REMARK 500 1 CYS A 18 -70.17 -63.51 REMARK 500 1 CYS A 19 -170.41 -179.84 REMARK 500 1 CYS A 61 93.51 -67.31 REMARK 500 2 LEU A 9 -64.51 -128.07 REMARK 500 2 SER A 10 115.46 177.21 REMARK 500 2 CYS A 18 -70.17 -64.40 REMARK 500 2 CYS A 19 -169.54 -178.37 REMARK 500 2 ARG A 28 -73.64 -79.21 REMARK 500 2 SER A 30 -169.63 -61.40 REMARK 500 2 CYS A 56 -180.00 -66.84 REMARK 500 3 LEU A 9 -65.44 -126.38 REMARK 500 3 SER A 10 125.60 -176.50 REMARK 500 3 ARG A 14 119.05 -177.46 REMARK 500 3 CYS A 18 -70.12 -60.13 REMARK 500 3 CYS A 19 -172.00 -179.69 REMARK 500 3 CYS A 55 159.61 -49.99 REMARK 500 3 CYS A 61 96.35 -67.48 REMARK 500 3 SER A 69 177.26 -58.59 REMARK 500 4 LEU A 9 -72.46 -118.23 REMARK 500 4 SER A 10 119.65 -176.87 REMARK 500 4 CYS A 18 -70.50 -51.09 REMARK 500 4 CYS A 19 -169.54 179.49 REMARK 500 4 CYS A 56 -179.95 -66.91 REMARK 500 4 SER A 69 178.03 -59.13 REMARK 500 5 LEU A 9 -62.80 -126.90 REMARK 500 5 SER A 10 130.43 -179.46 REMARK 500 5 ASP A 13 -72.09 -66.52 REMARK 500 5 CYS A 18 -70.00 -56.74 REMARK 500 5 CYS A 19 -169.83 -179.53 REMARK 500 5 CYS A 56 -179.34 -69.87 REMARK 500 5 CYS A 61 94.56 -65.06 REMARK 500 5 SER A 69 178.13 -59.13 REMARK 500 6 GLU A 3 171.18 -55.75 REMARK 500 6 LEU A 9 -66.98 -126.06 REMARK 500 6 SER A 10 124.83 179.70 REMARK 500 6 CYS A 18 -70.05 -52.92 REMARK 500 6 CYS A 19 -171.37 -179.35 REMARK 500 6 ARG A 28 -67.09 -101.56 REMARK 500 6 CYS A 56 -174.95 -69.43 REMARK 500 6 CYS A 61 94.35 -65.32 REMARK 500 7 LEU A 9 -65.81 -125.56 REMARK 500 7 SER A 10 124.40 179.75 REMARK 500 7 CYS A 19 -171.20 -179.25 REMARK 500 7 CYS A 56 -179.84 -66.67 REMARK 500 7 SER A 69 177.82 -58.11 REMARK 500 8 GLU A 3 174.74 -59.52 REMARK 500 8 LEU A 9 -74.69 -125.70 REMARK 500 REMARK 500 THIS ENTRY HAS 141 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 25848 RELATED DB: BMRB DBREF 2N8F A 1 76 PDB 2N8F 2N8F 1 76 SEQRES 1 A 76 SER ASN GLU CYS ILE ARG LYS TRP LEU SER CYS VAL ASP SEQRES 2 A 76 ARG LYS ASN ASP CYS CYS GLU GLY LEU GLU CYS TYR LYS SEQRES 3 A 76 ARG ARG HIS SER PHE GLU VAL CYS VAL PRO ILE PRO GLY SEQRES 4 A 76 PHE CYS LEU VAL LYS TRP LYS GLN CYS ASP GLY ARG GLU SEQRES 5 A 76 ARG ASP CYS CYS ALA GLY LEU GLU CYS TRP LYS ARG SER SEQRES 6 A 76 GLY ASN LYS SER SER VAL CYS ALA PRO ILE THR SHEET 1 A 2 LEU A 22 CYS A 24 0 SHEET 2 A 2 CYS A 34 PRO A 36 -1 O VAL A 35 N GLU A 23 SHEET 1 B 2 LEU A 59 TRP A 62 0 SHEET 2 B 2 VAL A 71 PRO A 74 -1 O ALA A 73 N GLU A 60 SSBOND 1 CYS A 4 CYS A 19 1555 1555 1.96 SSBOND 2 CYS A 11 CYS A 24 1555 1555 2.07 SSBOND 3 CYS A 18 CYS A 34 1555 1555 1.96 SSBOND 4 CYS A 41 CYS A 56 1555 1555 1.96 SSBOND 5 CYS A 48 CYS A 61 1555 1555 2.11 SSBOND 6 CYS A 55 CYS A 72 1555 1555 2.07 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