HEADER RECEPTOR, TOXIN 23-APR-02 1LJZ TITLE NMR STRUCTURE OF AN ACHR-PEPTIDE (TORPEDO CALIFORNICA, ALPHA-SUBUNIT TITLE 2 RESIDUES 182-202) IN COMPLEX WITH ALPHA-BUNGAROTOXIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-BUNGAROTOXIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: LONG NEUROTOXIN 1, ALPHA-BTX, BGTX; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: ACETYLCHOLINE RECEPTOR PROTEIN; COMPND 7 CHAIN: B; COMPND 8 FRAGMENT: ACETYLCHOLINE RECEPTOR PEPTIDE (RESIDUES 182-202); COMPND 9 SYNONYM: ACHR; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BUNGARUS MULTICINCTUS; SOURCE 3 ORGANISM_COMMON: MANY-BANDED KRAIT; SOURCE 4 ORGANISM_TAXID: 8616; SOURCE 5 STRAIN: BANDED KRAIT; SOURCE 6 SECRETION: VENOM; SOURCE 7 MOL_ID: 2; SOURCE 8 SYNTHETIC: YES; SOURCE 9 OTHER_DETAILS: SYNTHESIZED PEPTIDE KEYWDS BUNGAROTOXIN, ACETYLCHOLINE RECEPTOR, BETA-HAIRPIN, INTERMOLECULAR KEYWDS 2 BETA-SHEET, RECEPTOR, TOXIN EXPDTA SOLUTION NMR NUMMDL 19 AUTHOR A.O.SAMSON,T.SCHERF,M.EISENSTEIN,J.H.CHILL,J.ANGLISTER REVDAT 4 24-JUL-13 1LJZ 1 ATOM VERSN REVDAT 3 24-FEB-09 1LJZ 1 VERSN REVDAT 2 29-JUL-03 1LJZ 1 JRNL REVDAT 1 17-JUL-02 1LJZ 0 JRNL AUTH A.SAMSON,T.SCHERF,M.EISENSTEIN,J.CHILL,J.ANGLISTER JRNL TITL THE MECHANISM FOR ACETYLCHOLINE RECEPTOR INHIBITION BY JRNL TITL 2 ALPHA-NEUROTOXINS AND SPECIES-SPECIFIC RESISTANCE TO JRNL TITL 3 ALPHA-BUNGAROTOXIN REVEALED BY NMR. JRNL REF NEURON V. 35 319 2002 JRNL REFN ISSN 0896-6273 JRNL PMID 12160749 JRNL DOI 10.1016/S0896-6273(02)00773-0 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1LJZ COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-APR-02. REMARK 100 THE RCSB ID CODE IS RCSB016012. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298; 298 REMARK 210 PH : 4; 4 REMARK 210 IONIC STRENGTH : 50 MM NH4AC; 50 MM NH4AC REMARK 210 PRESSURE : AMBIENT; AMBIENT REMARK 210 SAMPLE CONTENTS : ACETYLCHOLINE RECEPTOR PEPTIDE/ REMARK 210 ALPHA-BUNGAROTOXIN; ACETYLCHOLINE REMARK 210 RECEPTOR PEPTIDE/ALPHA- REMARK 210 BUNGAROTOXIN REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D TOCSY; 2D NOESY; DQF-COSY REMARK 210 SPECTROMETER FIELD STRENGTH : 800 MHZ; 500 MHZ REMARK 210 SPECTROMETER MODEL : DRX; DMX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : CNS 1, XWINNMR 3, AURELIA 2.8.11 REMARK 210 METHOD USED : DISTANCE GEOMETRY SIMULATED REMARK 210 ANNEALING ENERGY MINIMIZATION REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 19 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: THIS STRUCTURE WAS DETERMINED USING STANDARD 2D REMARK 210 HOMONUCLEAR 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 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O ALA A 31 H SER A 35 1.59 REMARK 500 O ALA A 31 N SER A 35 2.03 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 ALA A 7 -48.25 -130.69 REMARK 500 1 THR A 8 -136.52 -90.35 REMARK 500 1 PRO A 18 -167.58 -51.95 REMARK 500 1 TRP A 28 -149.26 -145.25 REMARK 500 1 ALA A 31 -11.91 96.57 REMARK 500 1 SER A 34 -80.00 -91.80 REMARK 500 1 SER A 35 -52.54 -141.06 REMARK 500 1 ARG A 36 -91.47 -79.31 REMARK 500 1 TYR A 54 -32.32 177.92 REMARK 500 1 SER A 61 63.01 -109.33 REMARK 500 1 ASN A 66 59.82 -105.13 REMARK 500 1 PRO A 73 88.43 -54.51 REMARK 500 1 TRP B 184 -162.22 -119.45 REMARK 500 1 CYS B 192 -46.38 157.82 REMARK 500 1 THR B 196 50.43 -140.09 REMARK 500 1 GLU B 203 -76.20 -69.89 REMARK 500 2 ALA A 7 122.06 75.54 REMARK 500 2 THR A 8 -26.17 -38.27 REMARK 500 2 SER A 9 -101.90 -102.09 REMARK 500 2 VAL A 14 -166.70 -108.00 REMARK 500 2 PRO A 18 -161.96 -65.21 REMARK 500 2 ARG A 25 77.41 -116.37 REMARK 500 2 TRP A 28 -135.47 -153.39 REMARK 500 2 ALA A 31 -23.25 93.12 REMARK 500 2 SER A 34 -78.72 -91.29 REMARK 500 2 SER A 35 -49.85 -142.03 REMARK 500 2 ARG A 36 -91.40 -75.62 REMARK 500 2 CYS A 48 133.96 -39.45 REMARK 500 2 LYS A 64 42.90 39.69 REMARK 500 2 ASN A 66 54.61 -110.02 REMARK 500 2 ARG B 182 61.35 -107.26 REMARK 500 2 TRP B 184 -169.58 -106.39 REMARK 500 2 VAL B 188 88.72 -162.54 REMARK 500 2 CYS B 192 -47.05 152.58 REMARK 500 2 ASP B 195 44.85 -96.43 REMARK 500 2 ILE B 201 -164.95 -113.90 REMARK 500 2 GLU B 203 -79.37 -115.49 REMARK 500 3 THR A 5 149.48 -171.23 REMARK 500 3 ALA A 7 -52.45 -148.27 REMARK 500 3 THR A 8 -148.78 -68.88 REMARK 500 3 PRO A 18 -161.99 -61.89 REMARK 500 3 ASN A 21 17.16 -150.38 REMARK 500 3 TRP A 28 -159.11 -142.37 REMARK 500 3 ALA A 31 -28.42 93.73 REMARK 500 3 SER A 34 -77.68 -91.45 REMARK 500 3 SER A 35 -51.63 -141.40 REMARK 500 3 ARG A 36 -91.46 -74.89 REMARK 500 3 THR A 47 59.61 -156.82 REMARK 500 3 CYS A 48 98.36 -39.82 REMARK 500 3 PRO A 49 -163.36 -63.50 REMARK 500 REMARK 500 THIS ENTRY HAS 405 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1L4W RELATED DB: PDB REMARK 900 NMR STRUCTURE OF AN ACHR-PEPTIDE (TORPEDO CALIFORNICA, REMARK 900 ALPHA-SUBUNIT RESIDUES 182-202) IN COMPLEX WITH ALPHA- REMARK 900 BUNGAROTOXIN DBREF 1LJZ A 1 74 UNP P60615 NXL1A_BUNMU 1 74 DBREF 1LJZ B 182 202 UNP P02711 ACHA_TORMA 206 226 SEQADV 1LJZ GLU B 180 UNP P02711 INSERTION SEQADV 1LJZ GLU B 181 UNP P02711 INSERTION SEQADV 1LJZ GLU B 203 UNP P02711 INSERTION SEQADV 1LJZ GLU B 204 UNP P02711 INSERTION SEQRES 1 A 74 ILE VAL CYS HIS THR THR ALA THR SER PRO ILE SER ALA SEQRES 2 A 74 VAL THR CYS PRO PRO GLY GLU ASN LEU CYS TYR ARG LYS SEQRES 3 A 74 MET TRP CYS ASP ALA PHE CYS SER SER ARG GLY LYS VAL SEQRES 4 A 74 VAL GLU LEU GLY CYS ALA ALA THR CYS PRO SER LYS LYS SEQRES 5 A 74 PRO TYR GLU GLU VAL THR CYS CYS SER THR ASP LYS CYS SEQRES 6 A 74 ASN PRO HIS PRO LYS GLN ARG PRO GLY SEQRES 1 B 25 GLU GLU ARG GLY TRP LYS HIS TRP VAL TYR TYR THR CYS SEQRES 2 B 25 CYS PRO ASP THR PRO TYR LEU ASP ILE THR GLU GLU SHEET 1 A 2 HIS A 4 THR A 5 0 SHEET 2 A 2 SER A 12 ALA A 13 -1 O SER A 12 N THR A 5 SHEET 1 B 3 GLU A 41 ALA A 45 0 SHEET 2 B 3 LEU A 22 MET A 27 -1 N LEU A 22 O ALA A 45 SHEET 3 B 3 GLU A 56 CYS A 60 -1 O CYS A 60 N CYS A 23 SHEET 1 C 2 CYS A 29 ASP A 30 0 SHEET 2 C 2 GLY A 37 LYS A 38 -1 O GLY A 37 N ASP A 30 SHEET 1 D 2 HIS B 186 VAL B 188 0 SHEET 2 D 2 TYR B 198 ASP B 200 -1 O ASP B 200 N HIS B 186 SSBOND 1 CYS A 3 CYS A 23 1555 1555 2.03 SSBOND 2 CYS A 16 CYS A 44 1555 1555 2.03 SSBOND 3 CYS A 29 CYS A 33 1555 1555 2.03 SSBOND 4 CYS A 48 CYS A 59 1555 1555 2.03 SSBOND 5 CYS A 60 CYS A 65 1555 1555 2.03 SSBOND 6 CYS B 192 CYS B 193 1555 1555 2.05 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